Plant Check List for Douglas Mountain Study Area, 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 Douglas Mountain Study Area, Jefferson County, United States.
2. [ ] Equisetum arvense L. Field Horsetail. GuyGl
4. [ ] Juniperus communis L. var. depressa Pursh. Common Juniper. GuyGl
5. [ ] Juniperus scopulorum Sarg. (Syn: Sabina scopulorum Sarg.(Sarg.) Rydb. ) Rocky Mountain Juniper. GuyGl
7. [ ] Pinus scopulorum Lemmon. (Syn: P. ponderosa Laws. var. scopulorum Engelm. ) GuyGl
9. Tribe: Scandiceae
10. [ ] Osmorhiza depauperata Phil. Blunt-Fruit Sweet-Cicely. GuyGl
11. Tribe: Selineae
12. [ ] Cymopterus lemmonii (J. M. Coult. & Rose) Dorn. (Syn: Pseudocymopterus montanus (A. Gray) J. M. Coult. & Rose ) Alpine False Springparsley. GuyGl
13. [ ] Harbouria trachypleura (A. Gray) J.M. Coult. & Rose. (Syn: Thaspium trachypleurum A. Gray ) Whiskbroom Parsley. GuyGl
15. Tribe: Anthemideae
16. SubTribe: Artemisiinae
17. [ ] Artemisia frigida Willd. Prairie Sagewort. GuyGl
18. [ ] Artemisia ludoviciana Nutt. ssp. incompta (Nutt.) D. D. Keck. White Sagebrush. GuyGl
19. SubTribe: Matricariinae
20. [ ] 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. GuyGl
21. Tribe: Astereae
22. SubTribe: Chrysopsidinae
23. [ ] Heterotheca villosa (Pursh) Shinners var. nana (A. Gray) Semple. (Syn: Chrysopsis canescens DC. var. nana A. Gray ) (=Heterotheca villosa (Pursh) Shinners) Hairy False Golden Aster. GuyGl
24. SubTribe: Conyzinae
25. [ ] Erigeron flagellaris A. Gray. Trailing Fleabane. GuyGl
26. [ ] Erigeron speciosus (Lindl.) DC. Aspen Fleabane. GuyGl
27. [ ] Erigeron vetensis Rydb. Early Bluetop Fleabane. GuyGl
28. SubTribe: Machaerantherinae
29. [ ] Dieteria bigelovii (A. Gray) D. R. Morgan & R. L. Hartman var. bigelovii. Bigelow's Tansy Aster. GuyGl
30. SubTribe: Solidagininae
31. [ ] Solidago missouriensis Nutt. Missouri Goldenrod. GuyGl
32. SubTribe: Symphyotrichinae
33. [ ] Symphyotrichum porteri (A. Gray) G.L. Nesom. (Syn: Aster porteri A. Gray ) Smooth White Aster. GuyGl
34. Tribe: Cardueae
35. SubTribe: Carduinae
36. [ ] Cirsium arvense (L.) Scop. (Syn: Breea arvensis (L.) Lessing ) Canada Thistle. Weed: CO DofA, List: B. GuyGl
37. Tribe: Gnaphalieae
38. [ ] Anaphalis margaritacea (L.) Bentham & Hooker. Western Pearly Everlasting. GuyGl
39. [ ] Antennaria microphylla Rydb. Littleleaf Pussytoes. GuyGl
40. [ ] Antennaria parvifolia Nutt. Small-Leaf Pussytoes. GuyGl
41. [ ] Antennaria rosea Greene. Rosy Pussytoes. GuyGl
42. Tribe: Helenieae
43. SubTribe: Gaillardiinae
44. [ ] Gaillardia aristata Pursh. Blanketflower. GuyGl
45. Tribe: Heliantheae
46. SubTribe: Ambrosiinae
47. [ ] Ambrosia tomentosa Nutt. Skeleton-Leaf Bursage. GuyGl
48. SubTribe: Helianthinae
49. [ ] Helianthus pumilus Nutt. Little Sunflower. GuyGl
50. [ ] Heliomeris multiflora Nutt. var. multiflora. Showy Golden Eye. GuyGl
51. SubTribe: Rudbeckiinae
52. [ ] Rudbeckia laciniata L. Cut-Leaf Coneflower.. GuyGl
53. Tribe: Madieae
54. SubTribe: Arnicinae
55. [ ] Arnica cordifolia Hook. Heart-Leaf Leopardbane. GuyGl
56. Tribe: Senecioneae
57. [ ] Packera fendleri (A. Gray) W.A. Weber & Á. Löve. (Syn: Senecio fendleri A. Gray ) Fendler’s Ragwort. GuyGl
58. [ ] Packera werneriifolia (A. Gray) W. A. Weber & Á. Löve. (Syn: Senecio werneriifolius (A. Gray) A. Gray ) Hoary Groundsel. GuyGl
59. [ ] Senecio integerrimus Nutt. Columbia Ragwort. GuyGl
60. [ ] Senecio pudicus Greene. Bashful Ragwort. GuyGl
62. [ ] Betula occidentalis Hook. (Syn: Betula fontinalis Sarg. ) Water Birch. GuyGl
64. [ ] Hackelia floribunda (Lehm.) I. M. Johnst. Many-Flowered Stickseed. GuyGl
65. [ ] Lithospermum multiflorum Torrey ex A. Gray. Many Flowered Stoneseed. GuyGl
66. [ ] Mertensia lanceolata (Pursh) DC. Prairie Bluebells. GuyGl
67. [ ] Oreocarya virgata (Porter) Greene. (Syn: Cryptantha virgata (Porter) Payson ) Miner"s Candle. GuyGl
69. [ ] Alyssum simplex Rudolphi. (Syn: A. campestre (L.) L. var. simplex (Rudolphi) Willd. , A. minus Rothm. , A. parviflorum Fisch. ex M.Bieb. ) European Madwort. GuyGl
70. [ ] Arabis pycnocarpa M. Hopkins var. pycnocarpa. (Syn: Arabis hirsuta (L.) Scop. , Arabis hirsuta (L.) Scop. var. pycnocarpa (M. Hopkins) Rollins ) Cream Flower Rockcress. GuyGl
71. [ ] Barbarea vulgaris R. Br. Garden Yellowrocket. GuyGl
72. [ ] Boechera spatifolia (Rydb.) Windham & Al-Shebaz. Spoonleaf Rockcress. GuyGl
73. [ ] Camelina microcarpa Andrz. ex DC. Little-Podded False Flax. GuyGl
74. [ ] Draba nemorosa L. Woodland Whitlow Grass. GuyGl
75. [ ] Draba streptocarpa A. Gray. Twisted-fruit Whitlow-grass. GuyGl
76. [ ] Erysimum capitatum (Hook.) Greene. Sanddune Wallflower. GuyGl
77. [ ] Physaria montana (A. Gray) Greene. (Syn: Lesquerella montana (A. Gray) S. Watson ) Mountain Bladderpod. GuyGl
78. [ ] Physaria vitulifera Rydb. Bull. Torrey Bot. Club 28: 278. 1901. (Syn: P. vitulifera × bellii ) Roundtip Twinpod. GuyGl
79. [ ] Rorippa palustris (L.) Besser. (Syn: R. islandica (Oeder ex Murray) Borbas ) Bog Yellow-Cress. GuyGl
81. [ ] Pediocactus simpsonii (Engelm.) Britton & Rose. (Syn: Echinocactus simpsonii Engelm. , Pediocactus simpsonii (Engelm.) Britton & Rose var. minor (Engelm.) Cockerell ) Mountain Ball Cactus. GuyGl
83. [ ] Campanula rapunculoides L. Rampion Bellflower. GuyGl
84. [ ] Campanula rotundifolia L. (=Campanula petiolata A. DC.) Harebell. GuyGl
86. [ ] Humulus lupulus L. Common Hops. GuyGl
88. [ ] 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. GuyGl
90. [ ] Cerastium arvense L. ssp. strictum Gaudin. (Syn: Cerastium strictum L ) Field Chickweed. GuyGl
91. [ ] Silene latifolia Poir. (Syn: Lychnis alba Mill. , Melandrium dioicum (L.) Cosson & Germain ) Bladder Campion. GuyGl
92. [ ] Stellaria longipes Goldie ssp. longipes. (Syn: S. l. Goldie var. l. ) Longstalk Starwort. GuyGl
94. [ ] Sedum lanceolatum Torr. (Syn: Amerosedum lanceolatum (Torr.) A. Löve & D. Löve ) Spearleaf Stonecrop. GuyGl
96. [ ] Arctostaphylos uva-ursi (L.) Sprengel. (Syn: Arctostaphylos uva-ursi (L.) Sprengel ssp. adenotricha (Fernald & J.F.Macbr.) Calder & Roy L.Taylor ) Bearberry. GuyGl
97. [ ] Pyrola asarifolia Michx. (Syn: Pyrola rotundifolia L. ssp. asarifolia (Michx.) A. Löve ) Liverleaf Wintergreen. GuyGl
98. [ ] Vaccinium L. Blueberry. GuyGl
100. [ ] Euphorbia brachycera Engelm. (Syn: Tithymalus brachyceras (Engelm.) Small ) Horned Spurge. GuyGl
102. [ ] Astragalus alpinus L. Alpine Milkvetch. GuyGl
103. [ ] Astragalus flexuosus G. Don. Flexible Milkvetch. GuyGl
104. [ ] Astragalus laxmannii Jacq. var. robustior (Hook.) Barneby & S. L. Welsh. (Syn: Astragalus adsurgens Pall. ) Prairie Milkvetch. GuyGl
105. [ ] Astragalus miser Douglas ex. Hook. var. oblongifolius (Rydb.) Cronquist. Timber Milkvetch. GuyGl
106. [ ] Astragalus parryi A. Gray. Parry's Milkvetch. GuyGl
107. [ ] Astragalus shortianus [Nutt. ex] Torr. & A.Gray. Short's Milkvetch. GuyGl
108. [ ] Lathyrus latifolius L. Perennial Pea Vine. Weed: CO DofA, List: Watch. GuyGl
109. [ ] Oxytropis lambertii Pursh. Purple Locoweed. GuyGl
111. [ ] Frasera speciosa Griseb. (Syn: Swertia radiata (Kellogg) Kuntze ) Elkweed. GuyGl
113. [ ] Geranium caespitosum James. Pineywoods Geranium. GuyGl
115. [ ] Ribes cereum Douglas. Wax Currant. GuyGl
116. [ ] Ribes inerme Rydb. White Stem Gooseberry. GuyGl
118. [ ] Jamesia americana Torr. & A. Gray var. americana. Fivepetal Cliffbush. GuyGl
120. [ ] Dracocephalum parviflorum Nutt. American Dragonhead. GuyGl
121. [ ] Monarda fistulosa L. Wild Bergamot. GuyGl
122. [ ] Scutellaria brittonii Porter. Britton's Skullcap. GuyGl
124. [ ] Montia chamissoi (Spreng.) Greene. (Syn: Crunocallis c. (Ledeb. ex Spreng.) Rydb. ) Toad Lily. GuyGl
126. [ ] Mirabilis linearis (Pursh) Heimerl. (Syn: Oxybaphus linearis (Pursh) B. L. Robinson ) Narrowleaf Four O'Clock. GuyGl
127. [ ] Mirabilis nyctaginea (Michx.) MacMill. (Syn: Allionia nyctaginea Michx. , Calymenia nyctaginea (Michx.) Nutt. , Oxybaphus nyctagineus (Michx.) Sweet ) Heartleaf Four O'Clock. GuyGl
129. [ ] Circaea alpina L. Small Enchanter's Nightshade. GuyGl
130. [ ] Epilobium ciliatum Raf. Fringed Willowherb. GuyGl
131. [ ] Gayophytum ramosissimum Torr. & A. Gray. Pinyon Groundsmoke. GuyGl
132. [ ] Oenothera biennis L. King's-Cureall. GuyGl
133. [ ] Oenothera cespitosa Nutt. ssp. macroglottis (Rydb.) W.L. Wagner. Tufted Evening Primrose. GuyGl
134. [ ] Oenothera coronopifolia Torr. & A. Gray. Crownleaf Evening Primrose. Hierba de San Juan.. GuyGl
135. [ ] Oenothera villosa Thunb. Hairy Evening Primrose. GuyGl
137. [ ] Castilleja integra A. Gray. Wholeleaf Indian Paintbrush. GuyGl
138. [ ] Castilleja linariifolia Benth. Wyoming Indian Paintbrush. GuyGl
139. [ ] Castilleja miniata Hook. Giant Red Indian Paintbrush. GuyGl
140. [ ] Orobanche fasciculata Nutt. (Syn: Aphyllon fasciculatum (Nutt.) Torr. & A. Gray ) Clustered Broomrape. GuyGl
142. [ ] Collinsia parviflora Lindl. Maiden Blue-eyed Mary. GuyGl
143. [ ] Penstemon glaber Pursh var. alpinus (Torr.) A. Gray. Sawsepal Penstemon. GuyGl
144. [ ] Penstemon secundiflorus Benth. Sidebells Penstemon. GuyGl
145. [ ] Penstemon virens Pennell ex Rydb. Front Range Beardtongue. GuyGl
146. [ ] Penstemon virgatus A. Gray var. asa-grayi (Crosswh.) Dorn. Upright Blue Beardtongue. GuyGl
147. [ ] Veronica americana (Raf.) Benth. American Speedwell. GuyGl
148. [ ] Veronica peregrina L. var. xalapensis (Kunth) H.St.John. (=Veronica peregrina L.) Neckweed. GuyGl
150. [ ] Collomia linearis Nutt. Tiny Trumpet. GuyGl
151. [ ] Microsteris gracilis (Douglas ex Hook.) Greene. Slender Phlox. GuyGl
152. [ ] Polemonium foliosissimum A. Gray. Towering Jacob's Ladder. GuyGl
154. [ ] Eriogonum alatum Torrey in L. Sitgreaves, Rep. Exped. Zuni Colorado Rivers. 168, plate 8. 1853. (Syn: Pterogonum alatum (Torr.) Gross ) Winged Buckwheat. GuyGl
155. [ ] Eriogonum umbellatum Torr. var. ramulosum Reveal. Buffalo Bill's Sulphur Flower. GuyGl
156. [ ] Eriogonum umbellatum Torr. var. umbellatum. Sulphur-Flower Buckwheat. GuyGl
157. [ ] Polygonum douglasii Greene. (Syn: Polygonum majus (Meisner) Piper ) Douglas Knotweed. GuyGl
158. [ ] Rheum × hybridum Murray. Rhubarb. GuyGl
159. [ ] Rumex acetosella L. (Syn: Acetosella vulgaris (K. Koch) Fourr. , R. angiocarpus Murb. ) Sheep Sorrel. GuyGl
161. [ ] Androsace septentrionalis L. (Syn: Androsace septentrionalis L. ssp. subumbellata (A. Nelson) G. T. Robbins ) Pygmyflower Rockjasmine. GuyGl
162. [ ] Dodecatheon pulchellum (Raf.) Merr. (=Primula pauciflora (Durand) A. R. Mast & Reveal var. pauciflora ) Beautiful Shootingstar. GuyGl
164. [ ] Anemone multifida Poir. Pacific Anemone. GuyGl
165. [ ] Aquilegia coerulea E. James. Colorado Blue Columbine. GuyGl
166. [ ] Clematis grosseserrata (Rydb.) Ackerfield. (Syn: Atragene grosseserrata Rydb. in Bull. Torey Bot. Club 29: 156 (1902) , C. occidentalis (Hornem.) DC. var. grosseserrata (Rydb.) J. S. Pringle ) Western Blue Virgin's-Bower. GuyGl
167. [ ] Delphinium nuttallianum Pritz. Twolobe Larkspur. GuyGl
168. [ ] Ranunculus abortivus L. Littleleaf Buttercup. GuyGl
169. [ ] Ranunculus glaberrimus Hook. var. ellipticus (Greene) Greene. Sagebrush Buttercup. GuyGl
170. [ ] Ranunculus repens L. Creeping Buttercup. GuyGl
171. [ ] Thalictrum fendleri Engelm. ex A. Gray. Fendler's Meadow Rue. GuyGl
173. [ ] Ceanothus fendleri A. Gray. Fendler's Ceanothus. GuyGl
175. [ ] Fragaria vesca L. Woodland Strawberry. GuyGl
176. [ ] Geum macrophyllum Willd. var. perincisum (Rydb.) Raup. Large-leaf Avens. GuyGl
177. [ ] Physocarpus monogynus (Torr.) J.M. Coult. (Syn: Spiraea monogyna Torr. ) Mountain Ninebark. GuyGl
178. [ ] Potentilla fissa Nutt. ex Torr. & A.Gray. (=Drymocallis fissa (Nutt.) Rydb.) Bigflower Cinquefoil. GuyGl
179. [ ] Potentilla norvegica L. Norwegian Cinquefoil. GuyGl
180. [ ] Rosa acicularis Lindl. ssp. sayi (Schwein.) W. H. Lewis. (Syn: Rosa acicularis Lindl. , Rosa sayi Schweinitz ) Say's Acicular Rose. GuyGl
181. [ ] Rubus deliciosus Torr. (Syn: Oreobatus deliciosus Torr.(E. James ex Torr.) Rydb. ) Delicious raspberry. GuyGl
183. [ ] Galium boreale L. (Syn: Galium septentrionale Roem. & Schult. ) Bedstraw. GuyGl
184. [ ] Galium triflorum Michx. Fragrant Bedstraw. GuyGl
186. [ ] Populus angustifolia E. James. Narrowleaf Cottonwood. GuyGl
187. [ ] Salix × fragilis L. (Syn: Salix × rubens Schrank ) Crack Willow. GuyGl
188. [ ] Salix bebbiana Sarg. Bebb Willow. GuyGl
189. [ ] Salix boothii Dorn. Booth's Willow. GuyGl
190. [ ] Salix lasiandra Benth. var. caudata (Nutt.) Sudw. Greenleaf Willow. GuyGl
191. [ ] Salix scouleriana Barratt ex Hook. Scouler's Willow. GuyGl
193. [ ] Acer glabrum Torr. Rocky Mountain Maple. GuyGl
195. [ ] Micranthes rhomboidea (Greene) Small. (Syn: Saxifraga rhomboidea Greene ) Diamondleaf Saxifrage. GuyGl
197. [ ] Scrophularia lanceolata Pursh. Lanceleaf Figwort. GuyGl
198. [ ] Verbascum thapsus L. Common Mullein. Weed: CO DofA, List: C. GuyGl
200. [ ] Viola canadensis L. (Syn: Viola rydbergii Greene , Viola scopulorum (A. Gray) Greene ) Canadian White Violet. GuyGl
202. [ ] Allium cernuum Roth. Nodding Onion. GuyGl
204. [ ] Carex aurea Nutt. Golden Sedge. GuyGl
205. [ ] Carex inops L. H. Bailey ssp. heliophila (Mack.) Crins. (Syn: C. pensylvanica Lam. ssp. heliophila (Mack.) W. A. Weber ) Sun Sedge. GuyGl
206. [ ] Carex occidentalis L. H. Bailey. Western Sedge. GuyGl
208. [ ] 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. GuyGl
210. [ ] Calochortus gunnisonii S. Watson. Gunnison's Mariposa Lily. GuyGl
211. [ ] Prosartes trachycarpa S. Watson. (Syn: Disporum trachycarpum (S. Watson) Benth. & Hook. f. ) Roughfruit Fairybells. GuyGl
213. [ ] Platanthera (L.) Rich. Fringed Orchid. GuyGl
215. [ ] . Grass Family. GuyGl
216. [ ] Phalaris arundinacea L. Reed Canarygrass. GuyGl
217. Tribe: Aveneae
218. [ ] Agrostis gigantea Roth. (Syn: Agrostis alba L. ) Redtop. GuyGl
219. [ ] Calamagrostis purpurascens R. Br. Purple Reedgrass. GuyGl
220. [ ] Koeleria macrantha (Ledeb.) Schult. Prairie Junegrass. GuyGl
221. [ ] Phleum pratense L. Timothy. GuyGl
222. Tribe: Bromeae
223. [ ] Bromus lanatipes (Shear) Rydb. (Syn: Bromopsis lanatipes (Shear) Holub ) Wooly Brome. GuyGl
224. Tribe: Cynodonteae
225. [ ] Bouteloua gracilis (Kunth) Lag. ex Griffiths. (Syn: Chondrosum gracile Kunth ) Blue Grama. GuyGl
226. Tribe: Danthonieae
227. [ ] Danthonia parryi Scribn. Parry's Oatgrass. GuyGl
228. Tribe: Eragrostideae
229. [ ] Muhlenbergia montana (Nutt.) Hitchc. Mountain Muhly. GuyGl
230. Tribe: Poeae
231. [ ] Dactylis glomerata L. Orchard Grass. GuyGl
232. [ ] Poa pratensis L. (Syn: P. agassizensis B. Boivin & D. Löve ) Kentucky Bluegrass. GuyGl
233. Tribe: Stipeae
234. [ ] Hesperostipa comata (Trin. & Rupr.) Barkworth. (Syn: Stipa comata Trin. & Rupr. ) Needle and Thread. GuyGl
235. [ ] Nassella viridula (Trin.) Barkworth. (Syn: Stipa viridula Trin. ) Green Needlegrass. GuyGl
236. Tribe: Triticeae
237. [ ] Agropyron cristatum (L.) Gaertn. Crested Wheat Grass. GuyGl
238. [ ] Elymus elymoides (Raf.) Swezey. (Syn: E. longifolius (J. G. Sm.) Gould , Sitanion hystrix (Nutt.) J. G. Sm. ) Squirreltail Grass. GuyGl
239. [ ] Thinopyrum intermedium (Host) Barkworth & D.R. Dewey. (Syn: Elytrigia intermedia (Host) Nevski , Elymus hispidus (Opiz) Melderis ) Intermediate Wheatgrass. GuyGl
241. [ ] Maianthemum racemosum (L.) Link ssp. amplexicaule (Nutt.) LaFrankie. (Syn: Maianthemum amplexicaule (Nutt.) W. A. Weber ) Feathery False Lily of the Valley. GuyGl
242. [ ] Maianthemum stellatum (L.) Link. (Syn: Smilacina stellata (L.) Desf. ) Starry False Lily of the Valley. GuyGl
| Total number of taxa: | 165 |
| Native Taxa: (serif, italic, bold) | 143 |
| Exotic Taxa: (sans-serif, italic) | 19 |
| Nativity Undetermined: (default font, italic) | 3 |
| Listed Weeds: Identified as Weed | 3 |
Locations Included in This Area
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Date and time this article was prepared: 1/9/2026 3:02:19 PM