Plant Check List for Jefferson County Open Space, Jefferson County, United States.

Edited by Tom Schweich

This list is assembled from personal collections, herbarium vouchers, and published lists. For California, much of the data is provided by the participants of the Consortium of California Herbaria (http://ucjeps.berkeley.edu/consortium/). For Colorado, much of the data is provided by the Southwest Environmental Information Network, which web site is found at (http://swbiodiversity.org). See their respective websites for copyright information and recommended citation formats.

For a complete list of Locations included in this Area List, see the Locations Included section, below.

This page is highly summarized. For detail about the distribution of plants, please see: Detailed Area List for Jefferson County Open Space, Jefferson County, United States.

1. Dryopteridaceae
2. [ ] Cystopteris fragilis (L.) Bernh. Brittle Bladderfern. NTMP STbl
3. [ ] Woodsia oregana D.C. Eaton ssp. cathcartiana (B.L. Rob.) Windham. Rocky Mountain Woodsia. Lip NTMP STbl

4. Equisetaceae
5. [ ] Equisetum arvense L. Field Horsetail. Meyr

6. Pteridaceae
7. [ ] Argyrochosma fendleri (Kunze) Windham. Fendler's False Cloak Fern. STbl
8. [ ] Cheilanthes feei T. Moore. Slender Lipfern. STbl

9. Selaginellaceae
10. [ ] Selaginella underwoodii Hieron. Underwood's Spikemoss. STbl

11. Cupressaceae
12. [ ] Juniperus communis L. Common Juniper. Lip Meyr
13. [ ] Juniperus scopulorum Sarg. (Syn: Sabina scopulorum Sarg.(Sarg.) Rydb. ) Rocky Mountain Juniper. Lip STbl WndyP

14. Pinaceae
15. [ ] Pinus ponderosa Laws. Ponderosa Pine. NTMP RE WndyP
16. [ ] Pseudotsuga menziesii (Mirb.) Franco. Douglas Fir. WndyP
17. [ ] Pseudotsuga menziesii (Mirb.) Franco var. glauca (Beissn.) Franco. (Syn: Pseudotsuga menziesii (Mirb.) Franco var. glauca (Mayr) Franco ) Douglas Fir. Flcn NTMP

18. Amaranthaceae
19. [ ] Amaranthus albus L. Prostrate Pigweed. STbl
20. [ ] Amaranthus arenicola I. M. Johnst. Sandhill Pigweed. NTMP
21. [ ] Amaranthus blitoides S. Watson. (Syn: A. graecizans L. ) Mat Amaranth. STbl
22. [ ] Amaranthus powellii S. Watson. Powell's Pigweed. STbl

23. Anacardiaceae
24. [ ] Rhus trilobata Nutt. (Syn: Rhus aromatica Aiton ) Squawbush. NTMP RE
25. [ ] Rhus trilobata Nutt. var. trilobata. (Syn: Rhus aromatica Aiton var. trilobata (Nutt.) A. Gray ex S. Watson ) Skunkbush Sumac. STbl
26. [ ] Toxicodendron rydbergii (Small ex Rydb.) Greene. Western Poison Ivy. NTMP RE

27. Apiaceae
28. [ ] Aletes acaulis (Torr.) J.M. Coult. & Rose. Stemless Indian Parsley. NTMP STbl
29. [ ] Conium maculatum L. Common Poison Hemlock. Weed: CO DofA, List: C. STbl
30. [ ] Harbouria trachypleura (A. Gray) J.M. Coult. & Rose. (Syn: Thaspium trachypleurum A. Gray ) Whiskbroom Parsley. RE
31. [ ] Lomatium orientale J.M. Coult. & Rose. Northern Idaho Biscuitroot. Lip NTMP RE STbl WndyP
32. [ ] Musineon divaricatum (Pursh) Raf. Leafy Wildparsley. Lip RE STbl
33. [ ] Osmorhiza depauperata Phil. Blunt-Fruit Sweet-Cicely. Lip

34. Apocynaceae
35. [ ] Apocynum ×floribundum Greene. Dogbane. NTMP RE
36. [ ] Apocynum cannabinum L. Indian Hemp. STbl

37. Asclepiadaceae
38. [ ] Asclepias pumila (A. Gray) Vail. Plains Milkweed. NTMP STbl
39. [ ] Asclepias speciosa Torr. Showy Milkweed. RE STbl
40. [ ] Asclepias stenophylla A. Gray. Narrow-leaved Milkweed. RE
41. [ ] Asclepias viridiflora Raf. Green Comet Milkweed. NTMP RE STbl

42. Asteraceae
43. [ ] Achillea millefolium L. (Syn: A. lanulosa Nutt. , A. m. L. var. alpicola (Rydb.) Garrett , A. m. L. var. lanulosa (Nutt.) Piper , A. m. L. var. occidentalis DC. ) Common Yarrow. Lip NTMP RE STbl WndyP
44. [ ] Acroptilon repens (L.) DC. Russian Knapweed. Weed: CO DofA, List: B. NTMP
45. [ ] Agoseris parviflora (Nutt.) D. Dietr. (Syn: A. glauca (Pursh) Raf. var. laciniata (D. C. Eaton) Smiley ) Steppe Agoseris. Galb STbl
46. [ ] Ambrosia artemisiifolia L. (Syn: A. artemisiifolia L. var. elatior (L.) Descourt. ) Annual Ragweed. STbl
47. [ ] Ambrosia psilostachya DC. Western Ragweed. NTMP RE STbl
48. [ ] Ambrosia trifida L. (Syn: A. trifida L. var. trifida ) Giant Ragweed. STbl
49. [ ] Anaphalis margaritcea (L.) Bentham & Hooker. Western Pearly Everlasting. NTMP
50. [ ] Antennaria parvifolia Nutt. Small-Leaf Pussytoes. Flcn STbl
51. [ ] Antennaria rosea Greene. Rosy Pussytoes. RE
52. [ ] Arctium minus Bernh. Lesser Burdock. Weed: CO DofA, List: C. RE
53. [ ] Arnica fulgens Pursh. Shining Leopardbane. Lip RE
54. [ ] Artemisia campestris L. Field Sagewort. RE
55. [ ] Artemisia campestris L. ssp. pacifica (Nutt.) Peck. Field Sagewort. RE
56. [ ] Artemisia dracunculus L. (Syn: Oligosporus dracunculus (L.) Poljakov ssp. glaucis (Pall. ex Willd.) A. Löve & D. Löve ) Tarragon, Dragon Wort. STbl
57. [ ] Artemisia frigida Willd. Prairie Sagewort. NTMP RE STbl
58. [ ] Artemisia ludoviciana Nutt. Silver Wormwood. RE STbl
59. [ ] Bidens frondosa L. Devil's Beggartick. RE
60. [ ] Brickellia californica (Torrey & A. Gray) A. Gray. California Brickelbush. NTMP STbl
61. [ ] Brickellia eupatorioides (L.) Shinners. False Boneset. NTMP STbl
62. [ ] Carduus nutans L. (Syn: Carduus nutans L. ssp. macrolepis (Peterman) Kazmi ) Nodding Plumeless Thistle. Weed: CO DofA, List: B. Lip RE STbl
63. [ ] Carthamus lanatus L. Wooly Distaff Thistle. Weed: CO DofA, List: Watch. STbl
64. [ ] Centaurea diffusa Lam. (Syn: Acosta diffusa (Lam.) Soja' k ) White Knapweed. Weed: CO DofA, List: B. NTMP RE STbl
65. [ ] Cichorium intybus L. Common Chicory. RE
66. [ ] Cirsium arvense (L.) Scop. (Syn: Breea arvensis (L.) Lessing ) Canada Thistle. Weed: CO DofA, List: B. RE STbl
67. [ ] Cirsium undulatum (Nutt.) Spreng. Wavy Leaved Thistle. RE STbl
68. [ ] Conyza canadensis (L.) Cronquist. (Syn: Erigeron canadensis (L.) Cronquist ) Canadian Horseweed. STbl
69. [ ] Coreopsis tinctoria Nutt. Golden Tickseed. STbl
70. [ ] Crepis atribarba A. Heller. Flcn
71. [ ] Crepis occidentalis Nutt. (Syn: Psilochenia occidentalis (Nutt.) Nutt. ) Largeflower Hawksbeard. STbl
72. [ ] Cyclachaena xanthiifolia (Nutt.) Fresen. (Syn: Iva xanthiifolia Nutt. ) Carelessweed. STbl
73. [ ] Dieteria bigelovii (A. Gray) D. R. Morgan & R. L. Hartman. (Syn: Machaeranthera b. (A. Gray) Greene ) Bigelow's Tansy Aster. RE STbl
74. [ ] Dyssodia papposa (Vent.) Hitchc. Fetid Marigold. NTMP STbl
75. [ ] Ericameria nauseosa (Pall. ex Pursh) G.L.Nesom & G.I.Baird var. graveolens (Nutt.) Reveal & Schuyler. (Syn: Chrysocoma dracunculoides Pursh [misapplied] , Chrysocoma graveolens Nutt. , Chrysothamnus graveolens (Nutt.) Greene , Chrysothamnus nauseosus (Pall.) Britton ssp. graveolens (Nutt.) Piper , E. n. (Pall. ex Pursh) G.L.Nesom & G.I.Baird var. glabrata (Gray) G.L. Nesom & Baird ) STbl
76. [ ] Ericameria nauseosa (Pall. ex Pursh) G. I. Nesom & G. I. Baird var. nauseosa. (Syn: Chrysothamnus nauseosus (Pall.ex Pursh) Britton ssp. nauseosus ) Rubber Rabbitbush. STbl
77. [ ] Erigeron divergens Torr. & A. Gray. Spreading Fleabane. NTMP STbl Whit
78. [ ] Erigeron flagellaris A. Gray. Trailing Fleabane. NTMP RE
79. [ ] Erigeron pumilus Nutt. Shaggy Fleabane. STbl
80. [ ] Erigeron tracyi Greene. (Syn: Erigeron cinereus A. Gray , Erigeron colomexicanus A. Nelson , Erigeron divergens Torrey & A. Gray var. cinereus A. Gray ) Running Fleabane. NTMP RE STbl
81. [ ] Erigeron vetensis Rydb. Early Bluetop Fleabane. RE
82. [ ] Gaillardia aristata Pursh. Blanketflower. Lip RE STbl
83. [ ] Gnaphalium uliginosum L. Marsh Cudweed. STbl
84. [ ] Grindelia squarrosa (Pursh) Dunal. Curlycup Gumweed. Lip NTMP RE STbl
85. [ ] Grindelia subalpina Greene. Subalpine Gumweed. STbl
86. [ ] Gutierrezia sarothrae (Pursh) Britton & Rusby. Broom Snakeweed. Lip NTMP RE STbl
87. [ ] Helianthus annuus L. Common Sunflower. STbl
88. [ ] Helianthus pauciflorus Nutt. ssp. subrhomboideus (Rydb.) O. Spring & E. Schilling. (Syn: Helianthus rigidus (Cass.) Desf. ssp. subrhomboideus (Rydb.) Heiser , Helianthus subrhomboideus Rydb. ) Stiff Sunflower. Lip NTMP RE
89. [ ] Helianthus pumilus Nutt. Little Sunflower. NTMP RE STbl
90. [ ] Heliomeris multiflora Nutt. var. multiflora. Showy Golden Eye. Lip RE
91. [ ] Heterotheca foliosa (Nutt.) Shinners. (Syn: Heterotheca villosa (Pursh) Shinners var. foliosa (Nutt.) V.L. Harms ) Hairy False Goldenaster. Lip RE STbl
92. [ ] Heterotheca villosa (Pursh) Shinners. (Syn: H. v. (Pursh) Shinners var. nana (A. Gray) Semple , H. v. (Pursh) Shinners var. villosa ) Hairy False Goldenaster. Lip NTMP RE STbl
93. [ ] Hieracium albiflorum Hook. White-Flower Hawkweed. Lip
94. [ ] Hymenopappus filifolius Hook. var. polycephalus (Osterh.) B.L. Turner. Many-Headed Fine-Leaved Wooly-White. NTMP STbl
95. [ ] Lactuca serriola L. Prickly Lettuce. NTMP RE STbl
96. [ ] Liatris punctata Hook. Dotted Blazing Star. Lip NTMP RE STbl
97. [ ] Lygodesmia juncea (Pursh) D. Don ex Hooker. Rush Skeletonplant. STbl
98. [ ] Nothocalais cuspidata (Pursh) Greene. Prairie False Dandelion. Lip NTMP STbl
99. [ ] Packera fendleri (A. Gray) W.A. Weber & Á. Löve. (Syn: Senecio fendleri A. Gray ) Fendler"s Ragwort. NTMP STbl
100. [ ] Packera plattensis (Nuttall) W. A. Weber & Á. Löve. (Syn: Senecio plattensis (Packera) Nutt. ) Prairie Groundsel. Lip RE
101. [ ] Pericome caudata A. Gray. Mountain Tail-Leaf. Lip
102. [ ] Picradeniopsis oppositifolia (Nutt.) Rydb. ex Britton. (Syn: Bahia oppositifolia (Nutt.) A. Gray ) Opposite Leaf Bahia. STbl
103. [ ] Pseudognaphalium canescens (DC.) Anderberg. (Syn: P. canescens (DC.) W. A. Weber [illeg.] ) Wright's Rabbit-Tobacco.. NTMP
104. [ ] Pseudognaphalium macounii (Greene) Kartesz. Macoun’s Rabbit-Tobacco. LkNC RE
105. [ ] Ratibida columnifera (Nutt.) Woot. & Standl. (Syn: Rudbeckia columnifera Nutt. ) Upright Prairie Coneflower. NTMP RE STbl
106. [ ] Scorzonera laciniata L. (Syn: Podospermum laciniatum (L.) De Candolle ) Cutleaf Vipergrass. Lip STbl
107. [ ] Senecio eremophilus Richardson var. kingii (Rydb.) Greenm. NTMP
108. [ ] Senecio integerrimus Nutt. Columbia Ragwort. Lip NTMP RE STbl WndyP
109. [ ] Senecio spartioides Torr. & A. Gray. (Syn: Senecio multicapitatus Greenm. ex Rydb. ) Broomlike Ragwort. Lip NTMP RE STbl
110. [ ] Solidago canadensis L. Canada Goldenrod. STbl
111. [ ] Solidago gigantea Aiton. Giant Goldenrod. RE
112. [ ] Solidago missouriensis Nutt. Missouri Goldenrod. Flcn NTMP RE STbl
113. [ ] Solidago nana Nutt. Baby Goldenrod. RE STbl
114. [ ] Solidago rigida L. var. humilis Porter. Stiff Goldenrod. RE
115. [ ] Solidago speciosa Nutt. var. pallida Porter. Pale Showy Goldenrod. RE
116. [ ] Sonchus asper (L.) Hill. Spiny Sowthistle. RE
117. [ ] Stephanomeria pauciflora (Torr.) A. Nelson. Brownplume Wirelettuce. NTMP STbl
118. [ ] Symphyotrichum ericoides (Linnaeus) G. L. Nesom. (Syn: Virgulus ericoides (Linnaeus) Reveal & Keener ) White Heath Aster. RE
119. [ ] Symphyotrichum falcatum (Lindl.) G.L. Nesom. (Syn: Aster falcatus Lindl. ) White Prairie Aster. STbl
120. [ ] Symphyotrichum laeve (L.) Á. Löve & D. Löve. Smooth Blue Aster. Lip RE
121. [ ] Symphyotrichum lanceolatum (Willd.) G. L. Nesom ssp. hesperium (A. Gray) G. L. Nesom. (Syn: Aster lanceolatus Willd. ssp. hesperius (A. Gray) Semple & J. Chmielewski ) Western Lance-Leaved Aster. STbl
122. [ ] Symphyotrichum porteri (A. Gray) G.L. Nesom. (Syn: Aster porteri A. Gray ) Smooth White Aster. Lip RE STbl
123. [ ] Taraxacum officinale F. H. Wigg. (Syn: T. laevigatum (Willd.) DC. ) Common Dandelion. Flcn Lip RE STbl
124. [ ] Thelesperma megapotamicum (Spreng.) Kuntze. Hopi Tea Greenthread. NTMP STbl
125. [ ] Townsendia grandiflora Nutt. Largeflower Townsend Daisy. NTMP STbl Svy WndyP
126. [ ] Townsendia hookeri Beaman. Hooker's Townsend Daisy. RE STbl
127. [ ] Tragopogon dubius Scop. (Syn: Tragopogon dubius Scop. ssp. major (Jacq.) Vollman ) Yellow Salsify. NTMP RE STbl
128. [ ] Verbesina encelioides (Cav.) Benth. & Hook. f. ex A. Gray. (Syn: Ximenesia encelioides Cav. ) Golden Crownbeard. Cowpen Daisy.. NTMP STbl
129. [ ] Xanthisma spinulosum (Pursh) D. R. Morgan & R. L. Hartm. Spiny Goldenweed. STbl
130. [ ] Xanthium strumarium L. Common Cocklebur. STbl

131. Berberidaceae
132. [ ] Berberis repens Lindl. (Syn: Mahonia repens (Lindl.) G. Don ) Creeping Barberry. Lip NTMP WndyP

133. Betulaceae
134. [ ] Corylus cornuta Marshall. (Syn: Corylus cornuta Marshall var. cornuta ) Beaked Hazelnut. NTMP

135. Boraginaceae
136. [ ] Cryptantha virgata (Porter) Payson. (Syn: Oreocarya virgata (Porter) Greene ) Miner"s Candle. Lip NTMP STbl Svy
137. [ ] Cynoglossum officinale L. Gypsyflower. Weed: CO DofA, List: B. RE STbl
138. [ ] Ellisia nyctelea (L.) L. Aunt Lucy. NTMP
139. [ ] Heliotropium curassavicum L. Seaside Heliotrope. NTMP
140. [ ] Lappula occidentalis (S. Watson) Greene. (Syn: Lappula redowskii (Hornem.) Greene ) Flatspine Stickseed. STbl Svy
141. [ ] Lappula occidentalis (S. Watson) Greene var. cupulata (A. Gray) Higgins. (Syn: Lappula redowskii (Hornem.) Greene var. cupulata (A. Gray) M. E. Jones ) Crowned Stickseed. NTMP RE
142. [ ] Lithospermum arvense L. (Syn: Buglossoides arvensis (L.) I. M. Johnst. ) Corn Gromwell. Mwin
143. [ ] Lithospermum incisum Lehm. Narrowleaf Stoneseed. Lip NTMP RE STbl
144. [ ] Lithospermum multiflorum Torrey ex A. Gray. Many Flowered Stoneseed. RE
145. [ ] Lithospermum occidentale (Mack.) Weakley, Witsell & D. Estes. (Syn: Onosmodium bejariense DC. ex A. DC. var. occidentale (Mack.) B. L. Turner , Onosmodium molle Michx. ) Western Gromwell nee Marbleseed. Lip RE STbl
146. [ ] Mertensia lanceolata (Pursh) DC. Prairie Bluebells. Flcn Lip NTMP RE STbl Svy
147. [ ] Myosotis micrantha Pall. ex Lehm. Small-Flowered Forget-Me-Not. Lip
148. [ ] Phacelia heterophylla Pursh. Varileaf Phacelia. Lip NTMP STbl
149. [ ] Plagiobothrys scouleri (Hook. & Arn.) I.M. Johnst. var. hispidulus (Greene) Dorn. (Syn: Plagiobothrys scouleri (Hook. & Arn.) I.M. Johnst. var. penicillata (Greene) Löve ) Scouler's popcornflower. NTMP RE STbl

150. Brassicaceae
151. [ ] Alyssum alyssoides (L.) L. Lip
152. [ ] Alyssum simplex Rudolphi. (Syn: Alyssum minus Rothm. , Alyssum parviflorum Fisch. ex M.Bieb. ) European Madwort. Galb NTMP RE STbl
153. [ ] Arabis pycnocarpa M. Hopkins var. pycnocarpa. (Syn: Arabis hirsuta (L.) Scop. , Arabis hirsuta (L.) Scop. var. pycnocarpa (M. Hopkins) Rollins ) Cream Flower Rockcress. NTMP RE STbl
154. [ ] Barbarea vulgaris R. Br. Garden Yellowrocket. RE STbl
155. [ ] Boechera fendleri (S.Watson) W.A.Weber. (Syn: Arabis fendleri (S. Watson) Greene ) Fendler's rockcress. NTMP RE STbl
156. [ ] Camelina microcarpa Andrz. ex DC. Little-Podded False Flax. Lip NTMP STbl
157. [ ] Capsella bursa-pastoris (L.) Medik. Shepherd's Purse. Lip
158. [ ] Chorispora tenella (Pall.) DC. Crossflower. Lip NTMP STbl
159. [ ] Descurainia incisa (Engelm.) Britton. STbl
160. [ ] Descurainia pinnata (Walter) Britton. Western Tansymustard. STbl
161. [ ] Descurainia sophia (L.) Webb. Tansy Mustard. Lip
162. [ ] Draba nemorosa L. Woodland Whitlow Grass. Lip STbl
163. [ ] Draba reptans (Lam.) Fernald. Carolina Whitlow Grass. RE STbl
164. [ ] Erysimum capitatum (Hook.) Greene. Sanddune Wallflower. ClrCk Galb RE STbl
165. [ ] Lepidium campestre (L.) W. T. Aiton. Field Pepperweed. Hild Meyr RE
166. [ ] Lepidium draba L. (Syn: Cardaria draba (L.) Desv. ) White Top. Weed: CO DofA, List: B. NTMP
167. [ ] Lepidium perfoliatum L. Clasping Pepperweed. NTMP
168. [ ] Nasturtium officinale R. Br. (Syn: Rorippa nasturtium-aquaticum (L.) Hayek ) Watercress. STbl
169. [ ] Noccaea fendleri (A. Gray) Holub. WndyP
170. [ ] Noccaea fendleri (A. Gray) Holub ssp. glauca (A. Nelson) Al-Shehbaz & M. Koch. (Syn: Noccaea montana (L.) F. K. Meyer , Thlaspi montanum L. var. montanum ) Lip RE
171. [ ] Physaria montana (A. Gray) Greene. (Syn: Lesquerella montana (A. Gray) S. Watson ) Mountain Bladderpod. RE STbl
172. [ ] Physaria vitulifera Rydb. Roundtip Twinpod. ClrCk NTMP STbl
173. [ ] Rorippa palustris (L.) Besser. (Syn: R. islandica (Oeder ex Murray) Borbas ) Bog Yellow-Cress. RE
174. [ ] Rorippa sinuata (Nutt.) Hitchc. Spreading Yellowcress. STbl
175. [ ] Rorippa tenerrima Greene. Modoc Yellowcress. NTMP
176. [ ] Sisymbrium altissimum L. Tall Tumblemustard. STbl
177. [ ] Thlaspi arvense L. Field Penny Cress. NTMP STbl

178. Cactaceae
179. [ ] Coryphantha missouriensis (Sweet) Britton & Rose. (Syn: Escobaria missouriensis (Sweet) D.R.Hunt ) Missouri Foxtail Cactus. Lip
180. [ ] Echinocereus viridiflorus Engelm. (Syn: Echinocereus chloranthus (Engelm.) J.N.Haage , Echinocereus viridiflorus Engelm. var. chloranthus (Engelm.) Backeb. ) Nylon Hedgehog Cactus. Galb NTMP RE STbl
181. [ ] Opuntia macrorhiza Engelm. Twistspine Pricklypear. Lip NTMP RE STbl
182. [ ] Opuntia polyacantha Haw. Plains Pricklypear. STbl
183. [ ] Pediocactus simpsonii (Engelm.) Britton & Rose. (Syn: Echinocactus simpsonii Engelm. , Pediocactus simpsonii (Engelm.) Britton & Rose var. minor (Engelm.) Cockerell ) Mountain Ball Cactus. Lip NTMP RE STbl

184. Campanulaceae
185. [ ] Campanula rotundifolia L. Harebell. Flcn Lip NTMP RE STbl WndyP

186. Cannabaceae
187. [ ] Celtis reticulata Torr. (Syn: Celtis laevigata Willd. var. reticulata L. D. Benson ) Net-Leaved Hackberry. NTMP STbl

188. Caprifoliaceae
189. [ ] Symphoricarpos occidentalis Hook. Western Snowberry. NTMP RE STbl
190. [ ] Symphoricarpos rotundifolius A. Gray. (Syn: S. oreophilus A. Gray , S. rotundifolius A. Gray var. parishii (Rydb.) Dempster , S. rotundifolius A. Gray var. rotundifolius , S. vaccinioides Rydb. ) Roundleaf Snowberry. NTMP STbl

191. Caryophyllaceae
192. [ ] Cerastium arvense L. ssp. strictum Gaudin. (Syn: Cerastium strictum L ) Field Chickweed. Galb Lip RE STbl WndyP
193. [ ] Cerastium brachypodum (Engelmann ex A. Gray) B. L. Robinson. (Syn: Cerastium nutans Raf. var. brachypodum Engelmann ex A. Gray ) Short-stalked mouse-ear chickweed. Lip
194. [ ] Cerastium fontanum Baumgarten ssp. vulgare (Hartman) Greuter & Burdet. Common Mouse-Ear. Lip
195. [ ] Cerastium nutans Raf. Nodding Chickweed. STbl
196. [ ] Dianthus armeria L. Deptford Pink. Lip RE
197. [ ] Eremogone fendleri (A. Gray) Ikonnikov. (Syn: Arenaria fendleri A. Gray ) Fendler's Sandwort. RE
198. [ ] Gypsophila elegans M. Bieb. Showy Baby's Breath. LkNC
199. [ ] Paronychia jamesii Torr. & A. Gray. James' Nailwort. NTMP RE STbl
200. [ ] Pseudostellaria jamesiana (Torr.) W. A. Weber & R. L. Hartm. (Syn: Stellaria jamesiana Torr. ) Tuber Starwort. Flcn Lip
201. [ ] Saponaria officinalis L. Bouncingbet. Weed: CO DofA, List: B. NTMP RE
202. [ ] Silene antirrhina L. Sleepy Catchfly. STbl
203. [ ] Silene csereii Baumg. Balkan Catchfly. RE
204. [ ] Silene latifolia Poir. (Syn: Lychnis alba Mill. , Melandrium dioicum (L.) Cosson & Germain ) Bladder Campion. RE
205. [ ] Silene vulgaris (Moench) Garcke. Maidens Tears. RE

206. Chenopodiaceae
207. [ ] Atriplex canescens (Pursh.) Nutt. Four-wing Saltbush. STbl
208. [ ] Chenopodium album L. Lambsquarters. NTMP STbl
209. [ ] Chenopodium berlandieri Moq. Pitseed Goosefoot. STbl
210. [ ] Dysphania botrys (L.) Mosyakin & Clemants. (Syn: Chenopodium b. L , Teloxys botrys (L.) Weber ) Jerusalem Oak Goosefoot. STbl
211. [ ] Salsola tragus L. (Syn: S. australis R. Brown , S. iberica (Sennen & Pau) Botschantzev ex Czerepanov , S. kali , S. kali var. tenuifolia Tausch. , S. pestifer Nels. ) Tumbleweed. STbl

212. Cleomaceae
213. [ ] Polanisia dodecandra (Linnaeus) de Candolle ssp. trachysperma (Torrey & A. Gray) H. H. Iltis. (Syn: Polanisia trachysperma Torrey & A. Gray ) Sandyseed Clammyweed. STbl

214. Convolvulaceae
215. [ ] Convolvulus arvensis L. Field Bindweed. Weed: CO DofA, List: C. NTMP RE STbl
216. [ ] Evolvulus nuttallianus Roem. & Schult. (Syn: E. argenteus Pursh [illeg.] , E. pilosus Nutt. ) Shaggy Dwarf Morning Glory. STbl

217. Cornaceae
218. [ ] Cornus sericea L. (Syn: Swida sericea (L.) Holub. ) Creek Dogwood. STbl

219. Crassulaceae
220. [ ] Crassula aquatica (L.) Schoenl. Water Pygmy Weed. RE
221. [ ] Sedum lanceolatum Torr. (Syn: Amerosedum lanceolatum (Torr.) A. Löve & D. Löve ) Spearleaf Stonecrop. Flcn Lip RE STbl
222. [ ] Sedum stenopetalum Pursh. Wormleaf Stonecrop. STbl

223. Elaeagnaceae
224. [ ] Elaeagnus angustifolia L. Russian Olive. Weed: CO DofA, List: B. STbl

225. Ericaceae
226. [ ] Pterospora andromedea Nutt. Woodland Pinedrops. Lip

227. Euphorbiaceae
228. [ ] Chamaesyce fendleri (Torr. & A.Gray) Small. (Syn: Euphorbia fendleri Torr. & A. Gray ) Fendler's Sandmat. STbl
229. [ ] Chamaesyce glyptosperma (Engelm.) Small. Ribseed Sand Mat. NTMP STbl
230. [ ] Chamaesyce serpyllifolia (Pers.) Small. (=Euphorbia serpyllifolia Pers) Thymeleaf Sandmat. RE
231. [ ] Euphorbia brachycera Engelm. (Syn: Tithymalus brachyceras (Engelm.) Small ) Horned Spurge. STbl
232. [ ] Euphorbia dentata Michx. (Syn: Euphorbia dentata Michx. var. dentata , Pointsettia dentata (Michx.) Klotzsch & Garcke ) Toothed Spurge. STbl
233. [ ] Euphorbia esula L. Leafy Spurge. Weed: CO DofA, List: B. ClrCk Flcn NTMP STbl
234. [ ] Euphorbia marginata Pursh. (Syn: Agaloma marginata (Pursh) A. Löve & D. Löve ) Snow on the Mountain. STbl
235. [ ] Euphorbia myrsinites L. (Syn: Tithymalus myrsinites (L.) Hill ) Myrtle Spurge. Weed: CO DofA, List: A. NTMP
236. [ ] Euphorbia spathulata Lam. (Syn: Tithymalus spathulata (Lam.) W. A. Weber ) Warty Spurge, Spoonleaf Spurge. NTMP STbl
237. [ ] Tragia ramosa Torr. Branched Noseburn. NTMP STbl

238. Fabaceae
239. [ ] Amorpha fruticosa L. False Indigo. RE
240. [ ] Amorpha nana Nutt. Dwarf False Indigo. RE
241. [ ] Astragalus agrestis Douglas ex G. Don. Purple Milkvetch. NTMP RE STbl
242. [ ] Astragalus crassicarpus Nutt. Groundplum Milkvetch. NTMP STbl
243. [ ] Astragalus drummondii Dougl. ex Hook. Drummond's Milkvetch. NTMP STbl
244. [ ] Astragalus eucosmus B. L. Rob. Elegant Milkvetch. RE
245. [ ] Astragalus flexuosus G. Don. Flexible Milkvetch. NTMP STbl
246. [ ] Astragalus laxmannii Jacq. var. robustior (Hook.) Barneby & S. L. Welsh. (Syn: Astragalus adsurgens Pall. ) Prairie Milkvetch. STbl
247. [ ] Astragalus shortianus Torr. & A.Gray. Short's Milkvetch. NTMP STbl
248. [ ] Colutea arborescens L. Bladder Senna. STbl
249. [ ] Dalea candida Willd. White Prairie Clover. NTMP STbl
250. [ ] Dalea purpurea Vent. Purple Prairie Clover. NTMP RE
251. [ ] Glycyrrhiza lepidota Pursh. American Licorice. RE STbl
252. [ ] Lathyrus eucosmus Butters & H. St. John. Bush Vetchling. STbl
253. [ ] Lathyrus lanszwertii Kellogg var. leucanthus (Rydb.)Dorn. (Syn: Lathyrus leucanthus Rydb. ) STbl
254. [ ] Lotus tenuis Waldst. & Kit. ex Willd. Narrowleaf Birds Foot Trefoil. Lip
255. [ ] Lupinus argenteus Pursh. Loosely Flowered Silver Lupine. NTMP
256. [ ] Lupinus argenteus Pursh var. argenteus. Loosely Flowered Silver Lupine. NTMP
257. [ ] Lupinus caudatus Kellogg var. argophyllus (A. Gray) S.L. Welsh. (=Lupinus caudatus Kellogg ssp. argophyllus (A.Gray) E.Phillips) Kellogg's Spurred Lupine. Lip RE
258. [ ] Medicago lupulina L. Black Medick. NTMP STbl
259. [ ] Medicago sativa L. Alfalfa. RE STbl
260. [ ] Melilotus albus Medik. NTMP STbl
261. [ ] Melilotus officinalis (L.) Lam. Yellow Sweet Clover. NTMP RE STbl
262. [ ] Oxytropis lambertii Pursh. Purple Locoweed. Flcn NTMP RE STbl
263. [ ] Oxytropis sericea Torr. & A. Gray. White Locoweed. STbl
264. [ ] Pediomelum tenuiflorum (Pursh) A. N. Egan. (Syn: Psoralea tenuiflora Pursh , Psoralidium tenuiflorum (Pursh) Rydb. ) Slimflower Scurfpea. STbl
265. [ ] Psoralidium tenuiflorum (Pursh) Rydb. (=Pediomelum tenuiflorum (Pursh) A. N. Egan) Slimflower Scurfpea. NTMP RE
266. [ ] Robinia pseudoacacia L. Black Locust. STbl
267. [ ] Thermopsis rhombifolia (Pursh) Richardson. Prairie Thermopsis. Flcn
268. [ ] Thermopsis rhombifolia (Nutt. ex Pursh) Nutt. ex Richardson var. divaricarpa (A. Nelson) Isely. (=Thermopsis divaricarpa A. Nelson) Prairie Thermopsis. NTMP RE STbl
269. [ ] Trifolium hybridum L. Alsike Clover. RE
270. [ ] Trifolium pratense L. Red Clover. RE
271. [ ] Trifolium repens L. White Clover. Lip
272. [ ] Vicia americana Willd. American Vetch. Lip NTMP STbl
273. [ ] Vicia ludoviciana Nutt. Louisiana Vetch. STbl
274. [ ] Vicia villosa Roth. Hairy Vetch. NTMP STbl

275. Fagaceae
276. [ ] Quercus gambelii Nutt. Gambel's oak. Svy

277. Fumariaceae
278. [ ] Corydalis aurea Willd. Scrambled Eggs. ClrCk NTMP STbl

279. Gentianaceae
280. [ ] Frasera speciosa Griseb. (Syn: Swertia radiata (Kellogg) Kuntze ) Elkweed. Flcn Lip RE WndyP
281. [ ] Gentiana affinis Griseb. (Syn: Pneumonanthe oregana (Engelm. ex A. Gray) Greene ) Pleated or Rocky Mountain Gentian.. RE

282. Geraniaceae
283. [ ] Erodium cicutarium (L.) L'Her. ex Aiton. Redstem Stork's Bill. Weed: CO DofA, List: C. Lip NTMP STbl
284. [ ] Geranium caespitosum James. Pineywoods Geranium. RE STbl

285. Grossulariaceae
286. [ ] Ribes aureum Pursh. Golden Currant. NTMP RE STbl WndyP
287. [ ] Ribes cereum Douglas. Wax Currant. RE STbl WndyP

288. Hydrangeaceae
289. [ ] Jamesia americana Torr. & A. Gray. Fivepetal Cliffbush. Flcn STbl

290. Hypericaceae
291. [ ] Hypericum perforatum L. Common St. John's Wort. Weed: CO DofA, List: C. Lip NTMP RE

292. Lamiaceae
293. [ ] Lycopus americanus W. P. C. Barton. American Bugleweed. RE
294. [ ] Marrubium vulgare L. Horehound. STbl
295. [ ] Mentha arvensis L. Wild Mint. RE STbl
296. [ ] Monarda fistulosa L. Wild Bergamot. Lip NTMP RE STbl WndyP
297. [ ] Monarda pectinata Nutt. Plains Beebalm. NTMP STbl
298. [ ] Nepeta cataria L. Catnip. Lip STbl
299. [ ] Prunella vulgaris L. Common Selfheal. Lip NTMP RE
300. [ ] Salvia reflexa Hornemann. (Syn: S. lanceolata Rydb. [unpub.] , S. lanceolata Willd. [illeg.] , S. trichostemmoides Pursh ) Lanceleaf Sage. RE STbl
301. [ ] Scutellaria brittonii Porter. Britton's Skullcap. NTMP RE STbl Svy

302. Linaceae
303. [ ] Linum lewisii Pursh. (Syn: Adenolinum lewisii (Pursh) A. Löve & D. Löve ) Prairie Blue Flax. Flcn STbl
304. [ ] Linum perenne L. (Syn: Adenolinum perenne (L.) Rchb. ) Blue Flax. NTMP STbl

305. Loasaceae
306. [ ] Mentzelia albicaulis Hook. (Syn: Acrolasia albicaulis (Douglas) Rydb. ) White-Stem Blazing Star. STbl
307. [ ] Mentzelia dispersa S. Watson. (Syn: Acrolasia dispersa (S. Watson) Davidson ) Bushy Blazing Star. STbl
308. [ ] Mentzelia speciosa Osterh. (Syn: Nuttallia speciosa (Osterh.) Greene ) Plains Blazing Star. STbl

309. Malvaceae
310. [ ] Sphaeralcea coccinea (Nutt.) Rydb. Scarlet Globemallow. NTMP STbl

311. Montiaceae
312. [ ] Claytonia rosea Rydb. Rocky Mountain Springbeauty. Lip NTMP RE STbl WndyP
313. [ ] Phemeranthus parviflorus (Nutt.) Kiger. Sunbright. NTMP RE STbl

314. Myrsinaceae
315. [ ] Lysimachia ciliata L. Fringed Loosestrife. RE

316. Nyctaginaceae
317. [ ] Mirabilis linearis (Pursh) Heimerl. (Syn: Oxybaphus linearis (Pursh) B. L. Robinson ) Narrowleaf Four O'Clock. STbl
318. [ ] Mirabilis nyctaginea (Michx.) MacMill. (Syn: Oxybaphus nyctagineus (Michx.) Sweet ) Heartleaf Four O'Clock. STbl

319. Onagraceae
320. [ ] Epilobium brachycarpum C. Presl. Autumn Willow Herb. Lip RE
321. [ ] Epilobium ciliatum Raf. Fringed Willowherb. RE STbl
322. [ ] Epilobium hirsutum L. Hairy Willowherb. Weed: CO DofA, List: A. RE
323. [ ] Gaura coccinea Pursh. (=Oenothera suffrutescens (Ser.) W. L. Wagner & Hoch) Flcn
324. [ ] Oenothera albicaulis Pursh. Whitest Evening Primrose. STbl
325. [ ] Oenothera brachycarpa A. Gray. Short-Fruit Evening Primrose. STbl
326. [ ] Oenothera caespitosa Nutt. Tufted Evening Primrose. STbl
327. [ ] Oenothera caespitosa Nutt. ssp. macroglottis (Rydb.) W.L. Wagner. Tufted Evening Primrose. NTMP
328. [ ] Oenothera caespitosa Nutt. ssp. marginata (Hook. & Arn.) Munz. Tufted Evening Primrose. STbl
329. [ ] Oenothera coronopifolia Torr. & A. Gray. Crownleaf Evening Primrose. ClrCk
330. [ ] Oenothera curtiflora W.L. Wagner & Hoch. (Syn: Gaura mollis James, nom. rej. , Gaura parviflora Douglas ex Lehm. ) Velvet Butterfly-Weed. NTMP STbl
331. [ ] Oenothera howardii (A. Nels.) W. L. Wagner. Howard's Evening Primrose. STbl
332. [ ] Oenothera suffrutescens (Ser.) W. L. Wagner & Hoch. (Syn: Gaura coccinea Pursh , Gaura glabra Lehm. ) Linda Tarde. NTMP RE STbl
333. [ ] Oenothera villosa Thunb. Hairy Evening Primrose. RE STbl

334. Orobanchaceae
335. [ ] Castilleja integra A. Gray. Wholeleaf Indian Paintbrush. NTMP RE STbl
336. [ ] Castilleja sessiliflora Pursh. Downy Paintedcup. RE
337. [ ] Orobanche fasciculata Nutt. (Syn: Aphyllon fasciculatum (Nutt.) Torr. & A. Gray ) Clustered Broomrape. NTMP STbl
338. [ ] Orobanche uniflora L. (Syn: Aphyllon uniflorum (L.) Torr. & A. Gray , Orobanche uniflora L. var. uniflora ) Naked Broomrape. Lip RE STbl

339. Oxalidaceae
340. [ ] Oxalis stricta L. Common Yellow Oxalis. RE

341. Papaveraceae
342. [ ] Argemone polyanthemos (Fedde) G.B. Ownbey. Crested Prickly Poppy. NTMP STbl

343. Phrymaceae
344. [ ] Erythranthe floribunda (Douglas ex Lindl.) G. L. Nesom. (Syn: Mimulus floribundus Lindl. ) Many Flowered Monkey Flower. NTMP RE STbl

345. Plantaginaceae
346. [ ] Besseya plantaginea (James) Rydb. (=Synthyris plantaginea (James) Benth.) White River Kittentails. Lip
347. [ ] Callitriche palustris L. (Syn: Callitriche verna L. ) Vernal Star Wort. RE
348. [ ] Collinsia parviflora Lindl. Maiden Blue-eyed Mary. Flcn Lip STbl Svy WndyP
349. [ ] Gratiola neglecta Torr. Clammy Hedge Hyssop. NTMP RE
350. [ ] Linaria canadensis (L.) Dum.-Cours. var. texana (Scheele) Pennell. (Syn: Nuttallanthus texanus (Scheele) D. A. Sutton ) Blue Toadflax. Whit
351. [ ] Linaria genistifolia (L.) Mill. ssp. dalmatica (L.) Maire & Petitm. (=Linaria dalmatica (L.) Mill.) Dalmatian Toadflax. Mwin
352. [ ] Penstemon gracilis Nutt. Lilac Penstemon. Svy
353. [ ] Penstemon secundiflorus Benth. Sidebells Penstemon. Flcn Mwin RE STbl
354. [ ] Penstemon virens Pennell ex Rydb. Front Range Beardtongue. Lip RE STbl
355. [ ] Penstemon virgatus A. Gray var. asa-grayi (Crosswh.) Dorn. Upright Blue Beardtongue. STbl
356. [ ] Plantago lanceolata L. Narrowleaf Plantain. Lip RE
357. [ ] Plantago major L. Common Plantain. RE
358. [ ] Plantago patagonica Jacq. Woolly Plantain. NTMP STbl
359. [ ] Veronica americana (Raf.) Benth. American Speedwell. STbl
360. [ ] Veronica anagallis-aquatica L. Water Speedwell. Lip NTMP RE STbl
361. [ ] Veronica arvensis L. Corn Speedwell. Lip NTMP
362. [ ] Veronica biloba L. (Syn: Pocilla biloba (L.) W. A. Weber ) Twolobe Speedwell. Lip
363. [ ] Veronica catenata Pennell. Speedwell. STbl
364. [ ] Veronica peregrina L. ssp. xalapensis (Kunth) Pennell. (Syn: Veronica peregrina L. var. xalapensis (Kunth) H.St.John ) Neckweed. NTMP RE STbl

365. Polemoniaceae
366. [ ] Aliciella pinnatifida (Nutt. ex A.Gray) J.M.Porter. (Syn: Gilia pinnatifida Nutt. ) Sticky Gilia. NTMP
367. [ ] Collomia linearis Nutt. Tiny Trumpet. Lip
368. [ ] Ipomopsis aggregata (Pursh) V.E. Grant ssp. candida (Rydb.) V.E. Grant & A.D. Grant. Scarlet Gilia. NTMP STbl
369. [ ] Ipomopsis spicata (Nutt.) V.E. Grant. Spiked Ipomopsis. RE STbl
370. [ ] Microsteris gracilis (Douglas ex Hook.) Greene. Slender Phlox. STbl
371. [ ] Phlox multiflora A. Nelson. Mountain Phlox. NTMP

372. Polygonaceae
373. [ ] Eriogonum alatum Torr. (Syn: Pterogonum alatum (Torr.) Gross ) Winged Buckwheat. NTMP RE STbl
374. [ ] Eriogonum arcuatum Greene. (Syn: Eriogonum jamesii Benth , Eriogonum jamesii Benth var. flavescens S. Watson ) Baker's Buckwheat. NTMP RE STbl
375. [ ] Eriogonum effusum Nutt. Spreading Buckwheat. NTMP STbl
376. [ ] Eriogonum flavum Nutt. var. flavum. Alpine Wild Golden Buckwheat. NTMP
377. [ ] Eriogonum umbellatum Torr. var. umbellatum. Sulphur-Flower Buckwheat. Lip NTMP RE STbl
378. [ ] Fallopia convolvulus (L.) A.Löve. (Syn: Polygonum convolvulus L. ) Black Bindweed. RE STbl
379. [ ] Persicaria lapathifolia (L.) Delarbe. (Syn: Polygonum l. L. ) STbl
380. [ ] Persicaria pensylvanica (L.) M. Gómez. (Syn: Polygonum pensylvanicum L. ) Pennsylvania smartweed. RE
381. [ ] Polygonum aviculare L. STbl
382. [ ] Polygonum douglasii Greene. (Syn: Polygonum majus (Meisner) Piper ) Douglas Knotweed. RE STbl
383. [ ] Polygonum erectum L. Erect Knotweed. STbl
384. [ ] Polygonum ramosissimum Michx. Bushy Knotweed. STbl
385. [ ] Rumex acetosella L. (Syn: Acetosella vulgaris (K. Koch) Fourr. , R. angiocarpus Murb. ) Sheep Sorrel. Lip RE
386. [ ] Rumex crispus L. Curley Dock. STbl
387. [ ] Rumex triangulivalvis (Danser) Rech. f. (Syn: R. salicifolius Weinm. var. triangulivalvis (Danser) J. C. Hickman ) Triangular-Valved Dock. STbl
388. [ ] Rumex venosus Pursh. Veiny Dock. STbl

389. Portulacaceae
390. [ ] Portulaca oleracea L. Little Hogweed. STbl

391. Primulaceae
392. [ ] Androsace . Lip
393. [ ] Androsace occidentalis Pursh. Western Rockjasmine. NTMP STbl

394. Ranunculaceae
395. [ ] Anemone patens L. (Syn: Pulsatilla patens (L.) Mill. ) Eastern Pasqueflower. Lip
396. [ ] Anemone patens L. var. multifida Pritzel. (Syn: Pulsatilla patens (L.) Mill. var. multifida (Pritz.) Zämels ) Eastern Pasqueflower. RE
397. [ ] Clematis hirsutissima Pursh. (Syn: Coriflora hirsutissima (Pursh) W. A. Weber ) Hairy Clematis, Sugar Bowls. Lip RE
398. [ ] Clematis ligusticifolia Nutt. Western White Clematis. STbl
399. [ ] Clematis orientalis L. Oriental Virginsbower. Weed: CO DofA, List: B. STbl
400. [ ] Delphinium carolinianum Walter ssp. virescens (Nutt.) R.E. Brooks. (Syn: Delphinium virescens Nutt. ) Carolina Laskspur. NTMP
401. [ ] Delphinium nuttallianum Pritz. Twolobe Larkspur. Lip NTMP RE STbl WndyP
402. [ ] Delphinium virescens Nutt. (=Delphinium carolinianum Walter ssp. virescens (Nutt.) R.E. Brooks) Carolina Larkspur. STbl
403. [ ] Myosurus minimus L. (Syn: Myosurus minimus L. ssp. minimus ) Tiny Mousetail. NTMP
404. [ ] Pulsatilla patens (L.) Mill. (=Anemone patens L.) Eastern Pasqueflower. Flcn
405. [ ] Ranunculus aquatilis L. var. diffusus With. (Syn: Ranunculus aquatilis L. var. capillaceus (Thuill.) DC. ) Threadleaf Crowfoot. NTMP
406. [ ] Ranunculus cymbalaria Pursh. (Syn: Halerpestes cymbalaria (Pursh) Greene , R. cymbalaria Pursh var. saximontanus Fernald ) Alkali Buttercup. NTMP
407. [ ] Ranunculus pensylvanicus L. f. Pennsylvania Buttercup. RE
408. [ ] Ranunculus sceleratus L. (Syn: Hecatonia scelerata (L.) Fourr. ) Cursed Buttercup. NTMP STbl

409. Rhamnaceae
410. [ ] Ceanothus fendleri A. Gray. Fendler's Ceanothus. Flcn Lip RE
411. [ ] Ceanothus herbaceus Raf. Jersey Tea. STbl

412. Rosaceae
413. [ ] Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. Saskatoon Serviceberry. NTMP STbl
414. [ ] Cercocarpus montanus Raf. Alder-Leaf Mountain Mahogany. NTMP RE STbl
415. [ ] Crataegus succulenta Schrad. ex Link. (Syn: Crataegus chrysocarpa Ashe , Crataegus erythropoda Ashe , Crataegus macrantha Britton var. occidentalis (Britton) Eggl. ) Fleshy Hawthorn. Lip RE STbl
416. [ ] Geum macrophyllum Willd. Large-leaf Avens. RE
417. [ ] Holodiscus dumosus (Nutt. ex Torr. & A.Gray) A.Heller. Rock Spirea. NTMP
418. [ ] Physocarpus monogynus (Torr.) J.M. Coult. (Syn: Spiraea monogyna Torr. ) Mountain Ninebark. NTMP STbl
419. [ ] Potentilla effusa Douglas ex Lehm. Wooly Cinquefoil. RE
420. [ ] Potentilla fissa Nutt. ex Torr. & A.Gray. (Syn: Drymocallis fissa (Nutt.) Rydb. ) Bigflower Cinquefoil. Galb Lip NTMP STbl
421. [ ] Potentilla hippiana Lehm. var. effusa (Douglas ex Lehm.) Dorn. Wooly Cinquefoil. RE
422. [ ] Potentilla norvegica L. Norwegian Cinquefoil. NTMP
423. [ ] Potentilla pensylvanica L. Prairie Cinquefoil. NTMP
424. [ ] Potentilla recta L. Sulphur Cinquefoil. Weed: CO DofA, List: B. Lip RE STbl
425. [ ] Potentilla rivalis Nutt. Brook Cinquefoil. NTMP RE
426. [ ] Potentilla supina L. ssp. paradoxa (Nuttall) Sojak. Bushy Cinquefoil. RE
427. [ ] Prunus americana Marshall. American Plum. RE STbl
428. [ ] Prunus domestica L. European Plum. NTMP
429. [ ] Prunus pensylvanica L. f. (Syn: Cerasus pensylvanica (L. f.) Loiseleur ) Pin Cherry. NTMP STbl
430. [ ] Prunus pumila L. var. besseyi (L. H. Bailey) Gleason. Sand Cherry. RE
431. [ ] Prunus virginiana L. Chokecherry. NTMP RE STbl
432. [ ] Rosa acicularis Lindl. ssp. sayi (Schwein.) W. H. Lewis. (Syn: Rosa acicularis Lindl. , Rosa sayi Schweinitz ) Flcn
433. [ ] Rosa arkansana Porter. Prairie Rose. RE STbl
434. [ ] Rubus deliciosus Torr. (Syn: Oreobatus deliciosus Torr.(E. James ex Torr.) Rydb. ) Delicious raspberry. Flcn Lip NTMP STbl

435. Rubiaceae
436. [ ] Galium aparine L. (Syn: Galium aparine L. var. echinospermum (Wallr.) Farw. , Galium spurium L. ) Sticky Willy, Cleavers. Lip NTMP RE STbl
437. [ ] Galium boreale S. Watson. (Syn: Galium septentrionale Roem. & Schult. ) Bedstraw. RE

438. Salicaceae
439. [ ] Populus alba L. White Cottonwood. RE STbl
440. [ ] Populus angustifolia E. James. Narrowleaf Cottonwood. STbl
441. [ ] Populus deltoides Marshall ssp. monilifera (Aiton) Eckenw. (Syn: Populus sargentii Dode ) Plains Cottonwood. NTMP STbl
442. [ ] Salix amygdaloides Andersson. Peachleaf Willow. STbl

443. Santalaceae
444. [ ] Comandra umbellata (L.) Nutt. ssp. pallida (A. DC.) Piehl. (Syn: Comandra umbellata (L.) Nutt. var. pallida (A. DC.) M. E. Jones ) Pale Bastard Toadflax. RE STbl

445. Sapindaceae
446. [ ] Acer glabrum Torr. Rocky Mountain Maple. Lip NTMP STbl
447. [ ] Acer negundo L. (Syn: Acer negundo L. var. interius (Britton) Sarg. , Negundo aceroides (L.) Moench ) Box Elder Maple. STbl

448. Saxifragaceae
449. [ ] Heuchera parvifolia Nutt. ex Torr. & A. Gray. Littleleaf Alumroot. NTMP STbl
450. [ ] Micranthes rhomboidea (Greene) Small. (Syn: Saxifraga rhomboidea Greene ) Diamondleaf Saxifrage. STbl

451. Scrophulariaceae
452. [ ] Limosella aquatica L. Water Mudwort. NTMP RE STbl
453. [ ] Scrophularia lanceolata Pursh. Lanceleaf Figwort. Lip NTMP RE STbl
454. [ ] Verbascum thapsus L. Common Mullein. Weed: CO DofA, List: C. STbl

455. Solanaceae
456. [ ] Physalis hederifolia A. Gray var. comata (Rydb.) Waterfall. Ivy-Leaved Ground Cherry. NTMP STbl
457. [ ] Physalis hispida (Waterf.) Cronquist. Prairie Ground Cherry. STbl
458. [ ] Physalis virginiana Mill. Virginia Ground Cherry. STbl
459. [ ] Solanum rostratum Dunal. Buffalo Bur Nightshade. STbl

460. Ulmaceae
461. [ ] Ulmus pumila L. Siberian Elm. STbl

462. Urticaceae
463. [ ] Parietaria pensylvanica Willd. Pennsylvania Pellitory. STbl
464. [ ] Urtica dioica L. ssp. gracilis (Aiton) Seland. Stinging Nettle. Lip

465. Verbenaceae
466. [ ] Phyla cuneifolia (Torr.) Greene. Wedgeleaf. STbl
467. [ ] Verbena bracteata Lag. & Rodr. Large Bract Vervain. NTMP RE STbl

468. Violaceae
469. [ ] Hybanthus verticillatus (Ortega) Baill. Baby Slippers. STbl
470. [ ] Viola canadensis L. (Syn: Viola rydbergii Greene , Viola scopulorum (A. Gray) Greene ) Canadian White Violet. Lip STbl
471. [ ] Viola nuttallii Pursh. Nuttall's Violet. ClrCk Lip NTMP RE STbl

472. Vitaceae
473. [ ] Parthenocissus quinquefolia (L.) Planch. (Syn: Parthenocissus inserta (A.Kern.) Fritsch ) Virginia Creeper. NTMP
474. [ ] Vitis riparia Michx. Riverbank Grape. STbl

475. Zygophyllaceae
476. [ ] Tribulus terrestris L. Puncture Vine. Weed: CO DofA, List: C. NTMP STbl

477. Agavaceae
478. [ ] Yucca glauca Torr. Soapweed Yucca. NTMP STbl

479. Alismataceae
480. [ ] Alisma triviale Pursh. Northern Water Plantain. RE

481. Alliaceae
482. [ ] Allium cernuum Roth. Nodding Onion. Meyr NTMP RE STbl WndyP
483. [ ] Allium geyeri S. Watson. Geyer's Onion. Lip RE
484. [ ] Allium textile A. Nelson & J.F. Macbr. Textile Onion. Deer Meyr NTMP RE STbl

485. Anthericeae
486. [ ] Leucocrinum montanum Nutt. ex A. Gray. Star Lily. ClrCk Lip NTMP STbl

487. Araceae
488. [ ] Lemna minor L. Common Duckweed. RE

489. Asparagaceae
490. [ ] Asparagus officinalis L. Asparagus. NTMP STbl

491. Commelinaceae
492. [ ] Tradescantia occidentalis (Britton) Smyth. Prairie Spiderwort. Flcn NTMP STbl

493. Cyperaceae
494. [ ] Carex brevior (Dewey) Mack. Shortbeak Sedge. NTMP RE STbl
495. [ ] Carex duriuscula C.A. Mey. (Syn: Carex stenophylla Wahlenb. , Carex stenophylla Wahlenb. ssp. eleocharis (L. H. Bailey) Hultén ) Needleleaf Sedge. STbl
496. [ ] Carex inops L.H. Bailey ssp. heliophila (Mack.) Crins. (Syn: C. pensylvanica Lam. ssp. heliophila (Mack.) W. A. Weber ) Sun Sedge. NTMP RE STbl
497. [ ] Carex nebrascensis Dewey. Nebraska Sedge. Lip RE STbl
498. [ ] Carex occidentalis L. H. Bailey. Western Sedge. WndyP
499. [ ] Carex praegracilis W. Boott. Clustered Field-Sedge. NTMP STbl
500. [ ] Carex scoparia Schkuhr ex Willd. Pointed Broom Sedge. RE
501. [ ] Cyperus squarrosus L. (Syn: Cyperus aristatus Rottb. ) Bearded Flatsedge. STbl
502. [ ] Eleocharis acicularis (L.) Roem. & Schult. Needle Spikerush. RE
503. [ ] Eleocharis elliptica Kunth. Elliptic Spikerush. STbl
504. [ ] Eleocharis palustris (L.) Roem. & Schult. Common Spikerush. NTMP RE STbl
505. [ ] Schoenoplectus tabernaemontani (C.C.Gmel.) Palla. (Syn: Scirpus lacustris L. var. validus (Vahl) Kük. , Scirpus validus Vahl ) Softstem Bulrush. RE
506. [ ] Scirpus pallidus (Britt.) Fern. Cloaked Bulrush. RE STbl

507. Iridaceae
508. [ ] Iris missouriensis Nutt. Western Blue Flag. Lip RE
509. [ ] Sisyrinchium montanum Greene. Rocky Mountain Blue-Eyed Grass. Lip NTMP RE

510. Juncaceae
511. [ ] Juncus arcticus (Willd.)Trautv. Arctic Rush. NTMP STbl
512. [ ] Juncus arcticus (Willd.)Trautv. var. balticus (Willdenow) Trautvetter. (Syn: Juncus arcticus (Willd.)Trautv. ssp. ater (Rydb.) Hultén , Juncus ater Rydb. , Juncus balticus Willd. , Juncus balticus Willd. ssp. ater (Rydb.) Snogerup , J. balticus Willd. var. montanus Engelm. ) Arctic Rush. RE
513. [ ] Juncus bufonius L. Toad Rush. Lip NTMP RE STbl
514. [ ] Juncus compressus Jacq. Roundfruit Rush. STbl
515. [ ] Juncus interior Wiegand. Inland Rush. Lip NTMP RE STbl
516. [ ] Juncus torreyi Coville. Torrey's Rush. STbl

517. Liliaceae
518. [ ] Calochortus gunnisonii S. Watson. Gunnison's Mariposa Lily. Lip RE STbl
519. [ ] Muscari botryoides (L.) Mill. Common Grape Hyacinth. NTMP

520. Melanthiaceae
521. [ ] Zigadenus paniculatus (Nutt.) S. Watson. (Syn: Toxicoscordion paniculatum (Nutt.) Rydb. , Zigadenus venenosus S. Watson ) Foothill Death Camas. Svy
522. [ ] Zigadenus paniculatus (Nutt.) S. Watson var. gramineus (Rydb.) Ackerfield. (Syn: Zigadenus gramineus Rydb. ) Grassy Death Camas. Lip NTMP
523. [ ] Zigadenus venenosus S. Watson. (Syn: Toxicoscordion venenosum (S. Watson) Rydb. ) (=Zigadenus paniculatus (Nutt.) S. Watson) Meadow Death Camas. STbl

524. Poaceae
525. [ ] Achnatherum hymenoides (Roem. & Schult.) Barkworth. (Syn: Stipa hymenoides Roem. & Schult. ) Indian Rice Grass. STbl
526. [ ] Achnatherum robustum (Vasey) Barkworth. (Syn: Stipa robusta (Vasey) Scribn. ) Sleepygrass. NTMP STbl
527. [ ] Aegilops cylindrica Host. (Syn: Cylindropyrum cylindricum (Host) Á.Löve ) Jointed Goat Grass. Weed: CO DofA, List: B. NTMP RE STbl
528. [ ] Agropyron cristatum (L.) Gaertn. Crested Wheat Grass. STbl
529. [ ] Agrostis gigantea Roth. (Syn: Agrostis alba L. ) Redtop. NTMP RE
530. [ ] Agrostis stolonifera L. Creeping Bentgrass. RE
531. [ ] Alopecurus aequalis Sobol. Shortawn Foxtail. NTMP
532. [ ] Alopecurus carolinianus Walter. Carolina Foxtail. Lip RE
533. [ ] Alopecurus geniculatus L. Water Foxtail. NTMP
534. [ ] Andropogon gerardii Vitman. Big Bluestem. RE STbl
535. [ ] Aristida purpurea Nutt. Purple Threeawn. NTMP RE
536. [ ] Aristida purpurea Nutt. var. longiseta (Steud.) Vasey. (Syn: Aristida longiseta Steud. ) Purple Threeawn. NTMP STbl WndyP
537. [ ] Bouteloua curtipendula (Michx.) Torr. Sideoats Grama. RE STbl WndyP
538. [ ] Bouteloua gracilis (Kunth) Lag. ex Griffiths. (Syn: Chondrosum gracile Kunth ) Blue Grama. NTMP STbl WndyP
539. [ ] Bromus briziformis Fisch. & C. A. Mey. Rattlesnake Brome. Lip RE
540. [ ] Bromus inermis Leyss. (Syn: B. inermis Leyss. ssp. inermis ) Smooth Brome. NTMP RE STbl
541. [ ] Bromus japonicus Thunb. Japanese Cheat Grass. Lip NTMP RE STbl
542. [ ] Bromus lanatipes (Shear) Rydb. (Syn: Bromopsis lanatipes (Shear) Holub ) Wooly Brome. Lip
543. [ ] Bromus tectorum L. (Syn: B. tectorum L. var. glabratus Spenn. ) Cheat Grass. Weed: CO DofA, List: C. NTMP STbl
544. [ ] Buchloe dactyloides (Nutt.) Engelm. (Syn: Bouteloua dactyloides (Nutt.) J.T. Columbus ) Buffalo Grass. NTMP RE STbl
545. [ ] Dactylis glomerata L. Orchard Grass. NTMP RE
546. [ ] Danthonia spicata (L.) P. Beauv. ex Roem. & Schult. Poverty Oatgrass. Lip RE
547. [ ] Digitaria sanguinalis (L.) Scop. Red-hair Crab-grass. STbl
548. [ ] Echinochloa muricata (P. Beauv.) Fernald var. microstachya Wiegand. Rough Barnyardgrass. RE STbl
549. [ ] Elymus canadensis L. Canadian Wildrye. NTMP RE STbl
550. [ ] Elymus elymoides (Raf.) Swezey. (Syn: Elymus longifolius (J. G. Sm.) Gould , Sitanion hystrix (Nutt.) J. G. Sm. ) Squirreltail Grass. Lip NTMP RE STbl
551. [ ] Elymus trachycaulus (Link) Shinners. Slender Wheatgrass. NTMP STbl
552. [ ] Eragrostis cilianensis (All.) Vignolo ex Janch. Stinkgrass. STbl
553. [ ] Eragrostis pectinacea (Michx.) Nees ex Steud. (Syn: Eragrostis diffusa Buckley ) Tufted Lovegrass. STbl
554. [ ] Glyceria elata (Rydb.) M. E. Jones. Fowl Manna Grass. RE
555. [ ] Glyceria striata (Lam.) Hitchc. Striate Manna Grass. NTMP
556. [ ] Hesperostipa comata (Trin. & Rupr.) Barkworth. (Syn: Stipa comata Trin. & Rupr. ) Needle and Thread. Lip NTMP RE STbl
557. [ ] Hesperostipa spartea (Trin.) Barkworth. Porcupine Grass. RE
558. [ ] Hordeum jubatum L. Foxtail Barley. NTMP RE STbl
559. [ ] Hordeum murinum L. (Syn: Critesion murinum (L.) Á.Löve ) Mouse Barley. Lip STbl
560. [ ] Hordeum pusillum Nutt. (Syn: Critesion pusillum (Nutt.) Á.Löve ) Little Barley. NTMP STbl
561. [ ] Koeleria macrantha (Ledeb.) Schult. Prairie Junegrass. Lip NTMP RE STbl
562. [ ] Muhlenbergia asperifolia (Nees & Meyen ex Trin.) Parodi. Alkali Muhley. STbl
563. [ ] Muhlenbergia montana (Nutt.) Hitchc. Mountain Muhly. Lip RE
564. [ ] Muhlenbergia wrightii Vasey ex J.M. Coult. Spike muhly. NTMP RE STbl
565. [ ] Munroa squarrosa (Nutt.) Torr. (Syn: Monroa s. [ortho. var.] ) False Buffalograss. NTMP STbl
566. [ ] Nassella viridula (Trin.) Barkworth. (Syn: Stipa viridula Trin. ) Green Needlegrass. Lip NTMP RE STbl
567. [ ] Panicum capillare L. Witchgrass. STbl
568. [ ] Panicum virgatum L. Switchgrass. RE
569. [ ] Pascopyrum smithii (Rydb.) Á. Löve. (Syn: Agropyron smithii Rydb. ) Western Wheatgrass. NTMP STbl
570. [ ] Phleum pratense L. Timothy. Lip RE STbl
571. [ ] Poa bulbosa L. Bulbous Bluegrass. Weed: CO DofA, List: C. NTMP
572. [ ] Poa compressa L. Canada Bluegrass. NTMP RE
573. [ ] Poa fendleriana (Steud.) Vasey. Muttongrass. Flcn NTMP
574. [ ] Poa pratensis L. (Syn: P. agassizensis B. Boivin & D. Löve ) Kentucky Bluegrass. NTMP RE STbl
575. [ ] Poa secunda J. Presl. (Syn: P. nevadensis Vasey ex Scribn. ) Sandberg Bluegrass.. FlyJ Lip STbl
576. [ ] Puccinellia distans (L.) Parl. European Alkali Grass. NTMP
577. [ ] Saccharum ravennae (L.) L. Ravenna Grass. Mwin
578. [ ] Schedonnardus paniculatus (Nutt.) Trel. (Syn: Muhlenbergia paniculata (Nutt.) Columbus , Muhlenbergia paniculata (Nutt.) R. M. Peterson ) Tumblegrass. STbl
579. [ ] Schizachyrium scoparium (Michx.) Nash. Little Bluestem. NTMP RE
580. [ ] Secale cereale L. Cereal Rye. STbl
581. [ ] Setaria viridis (L.) P. Beauv. Green Bristlegrass. STbl
582. [ ] Sorghastrum nutans (L.) Nash. Yellow Indian Grass. RE
583. [ ] Spartina pectinata Bosc ex Link. Prairie Cordgrass. RE
584. [ ] Sporobolus compositus (Poir.) Merr. (Syn: Sporobolus asper (Michx.) Kunth ) Composite Dropseed. STbl
585. [ ] Sporobolus cryptandrus (Torr.) A. Gray. (Syn: Agrostis cryptandra Torr. ) Sand Drop-seed. STbl
586. [ ] Sporobolus heterolepis (A. Gray) A. Gray. Prairie Drop-seed. RE
587. [ ] Thinopyrum intermedium (Host) Barkworth & D.R. Dewey. (Syn: Elytrigia intermedia (Host) Nevski , Elymus hispidus (Opiz) Melderis ) Intermediate Wheatgrass. RE STbl
588. [ ] Vulpia octoflora (Walt.) Rydb. (Syn: Festuca octoflora Walter , Vulpia octoflora (Walt.) Rydb. var. octoflora ) Six Weeks Fescue. STbl

589. Potamogetonaceae
590. [ ] Potamogeton nodosus Poir. Longleaf Pondweed. NTMP

591. Typhaceae
592. [ ] Typha angustifolia L. Narrow Leaf Cattail. STbl

593. Zannichelliaceae
594. [ ] Zannichellia palustris L. Horned Pondweed. STbl

Total number of taxa: 508
Native Taxa:
(serif, italic, bold)		 388
Exotic Taxa:
(sans-serif, italic)		111
Nativity Undetermined:
(default font, italic) 		9
Listed Weeds:
Indentified as Weed 		24

Locations Included in This Area

If you have a question or a comment you may write to me at: . I sometimes post interesting questions in my FAQ, but I never disclose your full name or address.

[Home Page] [Site Map]

Date and time this article was prepared: 7/12/2020 6:22:28 PM