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

1. Cupressaceae


2. [ ] Juniperus virginiana L. Eastern Redcedar.

3. Anacardiaceae


4. [ ] Rhus trilobata Nutt. var. trilobata. (Syn: Rhus aromatica Aiton var. trilobata (Nutt.) A. Gray ex S. Watson ) Skunkbush Sumac.

5. Apiaceae


6. [ ] Lomatium orientale J.M. Coult. & Rose. Salt-and-Pepper.

7. Asclepiadaceae


8. [ ] Asclepias speciosa Torr. Showy Milkweed.

9. Asteraceae


10. [ ] Ambrosia psilostachya DC. Western Ragweed.
11. [ ] Artemisia campestris L. Field Sagewort.
12. [ ] Artemisia dracunculus L. (Syn: Oligosporus dracunculus (L.) Poljakov ssp. glaucis (Pall. ex Willd.) A. Löve & D. Löve ) Tarragon, Dragon Wort.
13. [ ] Artemisia frigida Willd. Prairie Sagewort.
14. [ ] Artemisia ludoviciana Nutt. Silver Wormwood.
15. [ ] Brickellia eupatorioides (L.) Shinners. False Boneset.
16. [ ] Carduus nutans L. (Syn: Carduus nutans L. ssp. macrolepis (Peterman) Kazmi ) Nodding Plumeless Thistle. Weed: CO DofA, List: B.
17. [ ] Centaurea diffusa Lam. (Syn: Acosta diffusa (Lam.) Soja' k ) Diffuse Knapweed. Weed: CO DofA, List: B.
18. [ ] Cirsium arvense (L.) Scop. (Syn: Breea arvensis (L.) Lessing ) Canada Thistle. Weed: CO DofA, List: B.
19. [ ] Cirsium undulatum (Nutt.) Spreng. Wavy Leaved Thistle.
20. [ ] Crepis occidentalis Nutt. (Syn: Psilochenia occidentalis (Nutt.) Nutt. ) Largeflower Hawksbeard.
21. [ ] Ericameria nauseosa (Pall. ex Pursh) G.L.Nesom & G.I.Baird var. graveolens (Nutt.) Reveal & Schuyler.
22. [ ] Erigeron divergens Torr. & A. Gray. Spreading Fleabane.
23. [ ] Erigeron tracyi Greene. (Syn: E. cinereus A. Gray , E. colomexicanus A. Nelson , E. divergens Torrey & A. Gray var. cinereus A. Gray ) Running Fleabane.
24. [ ] Gaillardia aristata Pursh. Blanketflower.
25. [ ] Gutierrezia sarothrae (Pursh) Britton & Rusby. (Syn: G. linearifolia Lag. ) Broom Snakeweed.
26. [ ] Helianthus pumilus Nutt. Little Sunflower.
27. [ ] Heterotheca villosa (Pursh) Shinners. (Syn: H. v. (Pursh) Shinners var. nana (A. Gray) Semple , H. v. (Pursh) Shinners var. villosa ) Hairy False Goldenaster.
28. [ ] Hymenopappus filifolius Hook. var. polycephalus (Osterh.) B.L. Turner. Many-Headed Fine-Leaved Wooly-White.
29. [ ] Lactuca serriola L. Prickly Lettuce.
30. [ ] Liatris punctata Hook. Dotted Blazing Star.
31. [ ] Packera fendleri (A. Gray) W.A. Weber & Á. Löve. (Syn: Senecio fendleri A. Gray ) Fendler"s Ragwort.
32. [ ] Packera tridenticulata (Rydb.) W.A. Weber & Á. Löve. (Syn: Senecio tridenticulatus Rydb. ) Three-Tooth Ragwort.
33. [ ] Ratibida columnifera (Nutt.) Woot. & Standl. (Syn: Rudbeckia columnifera Nutt. ) Upright Prairie Coneflower.
34. [ ] Scorzonera laciniata L. (Syn: Podospermum laciniatum (L.) De Candolle ) Cutleaf Vipergrass.
35. [ ] Senecio integerrimus Nutt. Columbia Ragwort.
36. [ ] Senecio spartioides Torr. & A. Gray. (Syn: S. multicapitatus Greenm. ex Rydb. ) Broomlike Ragwort.
37. [ ] Solidago missouriensis Nutt. Missouri Goldenrod.
38. [ ] Solidago nana Nutt. Baby Goldenrod.
39. [ ] Symphyotrichum ericoides (Linnaeus) G. L. Nesom. (Syn: Virgulus ericoides (Linnaeus) Reveal & Keener ) White Heath Aster.
40. [ ] Symphyotrichum falcatum (Lindl.) G.L. Nesom. (Syn: Aster falcatus Lindl. ) White Prairie Aster.
41. [ ] Symphyotrichum porteri (A. Gray) G.L. Nesom. (Syn: Aster porteri A. Gray ) Smooth White Aster.
42. [ ] Taraxacum officinale F. H. Wigg. (Syn: T. laevigatum (Willd.) DC. ) Common Dandelion.
43. [ ] Thelesperma megapotamicum (Spreng.) Kuntze. Hopi Tea Greenthread.
44. [ ] Tragopogon dubius Scop. (Syn: Tragopogon dubius Scop. ssp. major (Jacq.) Vollman ) Yellow Salsify.
45. [ ] Xanthisma spinulosum (Pursh) D. R. Morgan & R. L. Hartm. (Syn: Machaeranthera pinnatifida (Hook.) Shinners ) Spiny Goldenweed.

46. Boraginaceae


47. [ ] Cryptantha virgata (Porter) Payson. (=Oreocarya virgata (Porter) Greene) Miner"s Candle.
48. [ ] Lithospermum incisum Lehm. Narrowleaf Stoneseed.
49. [ ] Mertensia lanceolata (Pursh) DC. Prairie Bluebells.

50. Brassicaceae


51. [ ] Alyssum simplex Rudolphi. (Syn: Alyssum minus Rothm. , Alyssum parviflorum Fisch. ex M.Bieb. ) European Madwort.
52. [ ] Camelina microcarpa Andrz. ex DC. Little-Podded False Flax.
53. [ ] Chorispora tenella (Pall.) DC. Crossflower.
54. [ ] Physaria montana (A. Gray) Greene. (Syn: Lesquerella montana (A. Gray) S. Watson ) Mountain Bladderpod.
55. [ ] Sisymbrium altissimum L. Tall Tumblemustard.
56. [ ] Thlaspi arvense L. Field Penny Cress.

57. Cactaceae


58. [ ] Coryphantha missouriensis (Sweet) Britton & Rose. (Syn: Escobaria missouriensis (Sweet) D.R.Hunt ) Missouri Foxtail Cactus.
59. [ ] Coryphantha vivipara (Nutt.) Britton & Rose. (Syn: Escobaria vivipara (Nutt.) Buxb. , Escobaria vivipara (Nutt.) Buxb. var. deserti (Engelm.) D. R. Hunt , Escobaria vivipara (Nutt.) Buxb. var. rosea (Clokey) D. R. Hunt , Mamillaria vivipara (Nutt.) Haw. ) Beehive Cactus.
60. [ ] Echinocereus viridiflorus Engelm. (Syn: Echinocereus chloranthus (Engelm.) J.N.Haage , Echinocereus viridiflorus Engelm. var. chloranthus (Engelm.) Backeb. ) Nylon Hedgehog Cactus.
61. [ ] Opuntia macrorhiza Engelm. Western Pricklypear.
62. [ ] Opuntia polyacantha Haw. Plains Pricklypear.

63. Campanulaceae


64. [ ] Campanula glomerata L. Dane's Blood.

65. Cannabaceae


66. [ ] Celtis reticulata Torr. (Syn: Celtis laevigata Willd. var. reticulata L. D. Benson ) Net-Leaved Hackberry.

67. Caprifoliaceae


68. [ ] Lonicera tatarica L. Tatarian Honeysuckle.

69. Caryophyllaceae


70. [ ] Gypsophila paniculata L. (Syn: G. paniculata L. var. p. ) Baby's Breath. Weed: CO DofA, List: Watch.
71. [ ] Saponaria officinalis L. Bouncingbet. Weed: CO DofA, List: B.
72. [ ] Stellaria media (L.) Vill. (Syn: Alsine media L. ) Common Chickweed.

73. Chenopodiaceae


74. [ ] Chenopodium album L. Lambsquarters.

75. Convolvulaceae


76. [ ] Convolvulus arvensis L. Field Bindweed. Weed: CO DofA, List: C.
77. [ ] Evolvulus nuttallianus Roem. & Schult. (Syn: E. argenteus Pursh [illeg.] , E. pilosus Nutt. ) Shaggy Dwarf Morning Glory.

78. Dipsacaceae


79. [ ] Dipsacus laciniatus L. Cutleaf Teasel. Weed: CO DofA, List: B.

80. Elaeagnaceae


81. [ ] Elaeagnus angustifolia L. Russian Olive. Weed: CO DofA, List: B.

82. Euphorbiaceae


83. [ ] Euphorbia myrsinites L. (Syn: Tithymalus myrsinites (L.) Hill ) Myrtle Spurge. Weed: CO DofA, List: A.

84. Fabaceae


85. [ ] Astragalus . Milkvetch.
86. [ ] Astragalus agrestis Douglas ex G. Don. Purple Milkvetch.
87. [ ] Astragalus crassicarpus Nutt. Groundplum Milkvetch.
88. [ ] Astragalus drummondii Dougl. ex Hook. Drummond's Milkvetch.
89. [ ] Astragalus flexuosus G. Don. Flexible Milkvetch.
90. [ ] Colutea arborescens L. Bladder Senna.
91. [ ] Medicago sativa L. Alfalfa.
92. [ ] Melilotus officinalis (L.) Lam. Yellow Sweet Clover.
93. [ ] Oxytropis lambertii Pursh. Purple Locoweed.
94. [ ] Pediomelum tenuiflorum (Pursh) A. N. Egan. (Syn: Psoralea tenuiflora Pursh , Psoralidium tenuiflorum (Pursh) Rydb. ) Slimflower Scurfpea.

95. Geraniaceae


96. [ ] Erodium cicutarium (L.) L'Her. ex Aiton. Hemlock-leav'd Crane's-bill. Weed: CO DofA, List: C.

97. Grossulariaceae


98. [ ] Ribes cereum Douglas. Wax Currant.

99. Lamiaceae


100. [ ] Lamium amplexicaule L. Henbit.
101. [ ] Marrubium vulgare L. Horehound.

102. Linaceae


103. [ ] Linum lewisii Pursh. (Syn: Adenolinum lewisii (Pursh) A. Löve & D. Löve ) Prairie Blue Flax.

104. Loasaceae


105. [ ] Mentzelia nuda (Pursh) Torr. & A. Gray. (Syn: Nuttallia nuda (Pursh) Greene ) Bractless Blazing Star.

106. Malvaceae


107. [ ] Malva neglecta Wallr. Common Mallow.
108. [ ] Sphaeralcea coccinea (Nutt.) Rydb. Cowboy's Delight.

109. Nyctaginaceae


110. [ ] Mirabilis linearis (Pursh) Heimerl. (Syn: Oxybaphus linearis (Pursh) B. L. Robinson ) Narrowleaf Four O'Clock.

111. Onagraceae


112. [ ] Oenothera suffrutescens (Ser.) W. L. Wagner & Hoch. (Syn: Gaura coccinea Pursh , Gaura glabra Lehm. ) Linda Tarde.

113. Orobanchaceae


114. [ ] Castilleja integra A. Gray. Wholeleaf Indian Paintbrush.
115. [ ] Orobanche fasciculata Nutt. (Syn: Aphyllon fasciculatum (Nutt.) Torr. & A. Gray ) Clustered Broomrape.

116. Plantaginaceae


117. [ ] Linaria dalmatica (L.) Mill. (Syn: Linaria dalmatica (L.) Mill. ssp. dalmatica , Linaria genistifolia (L.) Mill. ssp. dalmatica (L.) Maire & Petitm. ) Dalmatian ToadFlax. Weed: CO DofA, List: B.
118. [ ] Penstemon secundiflorus Benth. Sidebells Penstemon.
119. [ ] Penstemon virens Pennell ex Rydb. Front Range Beardtongue.

120. Polygonaceae


121. [ ] Eriogonum alatum Torrey in L. Sitgreaves, Rep. Exped. Zuni Colorado Rivers. 168, plate 8. 1853. (Syn: Pterogonum alatum (Torr.) Gross ) Winged Buckwheat.
122. [ ] Eriogonum arcuatum Greene, Pittonia. 4: 319. 1901. (Syn: E. bakeri Greene , E. jamesii Benth var. flavescens S. Watson ) Baker's Buckwheat.
123. [ ] Eriogonum effusum Nuttall, Proc. Acad. Nat. Sci. Philadelphia. 4: 15. 1848. Spreading Buckwheat.
124. [ ] Rumex crispus L. Curley Dock.

125. Ranunculaceae


126. [ ] Delphinium carolinianum Walter ssp. virescens (Nutt.) R.E. Brooks. (Syn: D. carolinianum Walter ssp. penardii (Huth) L. M. Perry , Delphinium virescens Nutt. ) Plains Larkspur.

127. Rosaceae


128. [ ] Prunus pensylvanica L. f. (Syn: Cerasus pensylvanica (L. f.) Loiseleur ) Pin Cherry.
129. [ ] Prunus virginiana L. Chokecherry.
130. [ ] Rosa arkansana Porter. Prairie Rose.

131. Santalaceae


132. [ ] Comandra umbellata (L.) Nutt. ssp. pallida (A. DC.) Piehl. (Syn: Comandra umbellata (L.) Nutt. var. pallida (A. DC.) M. E. Jones ) Pale Bastard Toadflax.

133. Scrophulariaceae


134. [ ] Verbascum thapsus L. Common Mullein. Weed: CO DofA, List: C.

135. Violaceae


136. [ ] Viola nuttallii Pursh. Nuttall's Violet.

137. Vitaceae


138. [ ] Parthenocissus vitacea (Knerr) Hitchcock. Woodbine, thicket creeper.

139. Agavaceae


140. [ ] Yucca glauca Nutt. Soapweed Yucca.

141. Anthericeae


142. [ ] Leucocrinum montanum Nutt. ex A. Gray. Star Lily.

143. Commelinaceae


144. [ ] Tradescantia occidentalis (Britton) Smyth. Prairie Spiderwort.

145. Cyperaceae


146. [ ] Carex inops L.H. Bailey ssp. heliophila (Mack.) Crins. (Syn: C. pensylvanica Lam. ssp. heliophila (Mack.) W. A. Weber ) Sun Sedge.

147. Iridaceae


148. [ ] Iris L. Horticultural Iris.

149. Liliaceae


150. [ ] Muscari botryoides (L.) Mill. Common Grape Hyacinth.
151. [ ] Narcissus L. Horticultural Daffodil.

152. Poaceae


153. [ ] . Grass Family.
154. [ ] Aegilops cylindrica Host. (Syn: Cylindropyrum cylindricum (Host) Á.Löve ) Jointed Goat Grass. Weed: CO DofA, List: B.
155. [ ] Agropyron cristatum (L.) Gaertn. Crested Wheat Grass.
156. [ ] Andropogon gerardii Vitman. Big Bluestem.
157. [ ] Aristida purpurea Nutt. var. longiseta (Steud.) Vasey. (Syn: Aristida longiseta Steud. ) Purple Threeawn.
158. [ ] Bouteloua gracilis (Kunth) Lag. ex Griffiths. (Syn: Chondrosum gracile Kunth ) Blue Grama.
159. [ ] Bromus carinatus Hook. & Arn. (Syn: Ceratochloa carinata (Hook. & Arn.) Tutin ) California Brome.
160. [ ] Bromus inermis Leyss. (Syn: B. inermis Leyss. ssp. inermis ) Smooth Brome.
161. [ ] Bromus japonicus Thunb. Japanese Cheat Grass.
162. [ ] Bromus tectorum L. (Syn: B. tectorum L. var. glabratus Spenn. ) Cheat Grass. Weed: CO DofA, List: C.
163. [ ] Buchloe dactyloides (Nutt.) Engelm. (=Bouteloua dactyloides (Nutt.) J.T. Columbus) Buffalo Grass.
164. [ ] Dactylis glomerata L. Orchard Grass.
165. [ ] Elymus canadensis L. Canadian Wildrye.
166. [ ] Elymus elymoides (Raf.) Swezey. (Syn: E. longifolius (J. G. Sm.) Gould , Sitanion hystrix (Nutt.) J. G. Sm. ) Squirreltail Grass.
167. [ ] Festuca idahoensis Elmer. Idaho Fescue.
168. [ ] Festuca saximontana Rydb. (Syn: F. saximontana Rydb. var. purpusiana (St.-Yves) Fred. & Pavlick ) Rocky Mountain Fescue.
169. [ ] Hesperostipa comata (Trin. & Rupr.) Barkworth. (Syn: Stipa comata Trin. & Rupr. ) Needle and Thread.
170. [ ] Koeleria macrantha (Ledeb.) Schult. Prairie Junegrass.
171. [ ] Nassella viridula (Trin.) Barkworth. (Syn: Stipa viridula Trin. ) Green Needlegrass.
172. [ ] Poa pratensis L. (Syn: P. agassizensis B. Boivin & D. Löve ) Kentucky Bluegrass.
173. [ ] Poa secunda J. Presl. (Syn: P. nevadensis Vasey ex Scribn. ) Sandberg Bluegrass..
174. [ ] Schizachyrium scoparium (Michx.) Nash. Little Bluestem.
175. [ ] Sporobolus cryptandrus (Torr.) A. Gray. (Syn: Agrostis cryptandra Torr. ) Sand Drop-seed.
176. [ ] Thinopyrum intermedium (Host) Barkworth & D.R. Dewey. (Syn: Elytrigia intermedia (Host) Nevski , Elymus hispidus (Opiz) Melderis ) Intermediate Wheatgrass.
177. [ ] Triticum aestivum L. Wheat.
178. [ ] Vulpia octoflora (Walt.) Rydb. (Syn: Festuca octoflora Walter , Vulpia octoflora (Walt.) Rydb. var. octoflora ) Six Weeks Fescue.

Total number of taxa: 136
Native Taxa:
(serif, italic, bold)
88
Exotic Taxa:
(sans-serif, italic)
46
Nativity Undetermined:
(default font, italic)
2
Listed Weeds:
Identified as Weed
14

Locations Included in This Area

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Date and time this article was prepared: 6/26/2022 3:19:49 PM