Plant Check List for Stonebridge Homeowners Association, 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 Stonebridge Homeowners Association, Jefferson County, United States.
2. [ ] Juniperus communis L. var. depressa Pursh. Common Juniper.
3. [ ] Juniperus scopulorum Sarg. (Syn: Sabina scopulorum Sarg.(Sarg.) Rydb. ) Rocky Mountain Juniper.
5. [ ] Rhus glabra L. Smooth Sumac.
6. [ ] Rhus trilobata Nutt. var. trilobata. (Syn: Rhus aromatica Aiton var. trilobata (Nutt.) A. Gray ex S. Watson ) Skunkbush Sumac.
8. Tribe: Selineae
9. [ ] Lomatium orientale J.M. Coult. & Rose. Salt-and-Pepper.
10. Tribe: Smyrnieae
11. [ ] Conium maculatum L. Common Poison Hemlock. Weed: CO DofA, List: C.
13. Tribe: Anthemideae
14. SubTribe: Artemisiinae
15. [ ] Artemisia frigida Willd. Prairie Sagewort.
16. [ ] Artemisia ludoviciana Nutt. Silver Wormwood.
17. SubTribe: Matricariinae
18. [ ] 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.
19. Tribe: Astereae
20. SubTribe: Chrysopsidinae
21. [ ] Heterotheca villosa (Pursh) Shinners. (Syn: H. v. (Pursh) Shinners var. nana (A. Gray) Semple , H. v. (Pursh) Shinners var. villosa ) Hairy False Goldenaster.
22. SubTribe: Conyzinae
23. [ ] Erigeron divergens Torr. & A. Gray. Spreading Fleabane.
24. [ ] Erigeron flagellaris A. Gray. Trailing Fleabane.
25. [ ] Erigeron tracyi Greene. (Syn: E. cinereus A. Gray , E. colomexicanus A. Nelson , E. divergens Torrey & A. Gray var. cinereus A. Gray ) Running Fleabane.
26. SubTribe: Gutiereziinae
27. [ ] Gutierrezia sarothrae (Pursh) Britton & Rusby. (Syn: G. linearifolia Lag. ) Broom Snakeweed.
28. SubTribe: Machaerantherinae
29. [ ] Grindelia squarrosa (Pursh) Dunal. Curlycup Gumweed.
30. SubTribe: Pentachaetinae
31. [ ] Ericameria nauseosa (Pall. ex Pursh) G.L.Nesom & G.I.Baird var. graveolens (Nutt.) Reveal & Schuyler. (Syn: E. n. (Pall. ex Pursh) G.L.Nesom & G.I.Baird var. glabrata (Gray) G.L. Nesom & Baird ) Goldy-Locks.
32. [ ] Ericameria nauseosa (Pall. ex Pursh) G. I. Nesom & G. I. Baird var. nauseosa. (Syn: Chrysothamnus plattensis Greene ) Rubber Rabbitbush.
33. SubTribe: Solidagininae
34. [ ] Solidago L. Goldenrod.
35. SubTribe: Symphyotrichinae
36. [ ] Symphyotrichum porteri (A. Gray) G.L. Nesom. (Syn: Aster porteri A. Gray ) Smooth White Aster.
37. Tribe: Cardueae
38. SubTribe: Carduinae
39. [ ] Carduus nutans L. (Syn: Carduus nutans L. ssp. macrolepis (Peterman) Kazmi ) Nodding Plumeless Thistle. Weed: CO DofA, List: B.
40. [ ] Cirsium arvense (L.) Scop. (Syn: Breea arvensis (L.) Lessing ) Canada Thistle. Weed: CO DofA, List: B.
41. [ ] Cirsium undulatum (Nutt.) Spreng. Wavy Leaved Thistle.
42. [ ] Cirsium vulgare (Savi) Ten. Bull Thistle. Weed: CO DofA, List: B.
43. SubTribe: Onopordinae
44. [ ] Onopordum acanthium L. Scotch Cottonthistle. Weed: CO DofA, List: B.
45. Tribe: Cichorieae
46. SubTribe: Crepidinae
47. [ ] Crepis occidentalis Nutt. (Syn: Psilochenia occidentalis (Nutt.) Nutt. ) Largeflower Hawksbeard.
48. SubTribe: Lactucinae
49. [ ] Lactuca serriola L. Prickly Lettuce.
50. SubTribe: Scorzonerinae
51. [ ] Scorzonera laciniata L. (Syn: Podospermum laciniatum (L.) De Candolle ) Cutleaf Vipergrass.
52. [ ] Tragopogon dubius Scop. (Syn: Tragopogon dubius Scop. ssp. major (Jacq.) Vollman ) Yellow Salsify.
53. Tribe: Cynareae
54. [ ] Arctium minus Bernh. Lesser Burdock. Weed: CO DofA, List: C.
55. Tribe: Eupatorieae
56. [ ] Liatris punctata Hook. Dotted Blazing Star.
57. Tribe: Heliantheae
58. SubTribe: Ambrosiinae
59. [ ] Ambrosia psilostachya DC. Western Ragweed.
60. SubTribe: Helianthinae
61. [ ] Helianthus pumilus Nutt. Little Sunflower.
62. SubTribe: Rudbeckiinae
63. [ ] Ratibida columnifera (Nutt.) Woot. & Standl. (Syn: Rudbeckia columnifera Nutt. ) Upright Prairie Coneflower.
64. Tribe: Senecioneae
65. [ ] Senecio integerrimus Nutt. Columbia Ragwort.
67. [ ] Berberis repens Lindl. (Syn: Mahonia repens (Lindl.) G. Don ) Creeping Barberry.
69. [ ] Cynoglossum officinale L. Gypsyflower. Weed: CO DofA, List: B.
70. [ ] Lithospermum incisum Lehm. Narrowleaf Stoneseed.
71. [ ] Mertensia lanceolata (Pursh) DC. Prairie Bluebells.
72. [ ] Phacelia heterophylla Pursh. Varileaf Phacelia.
74. [ ] Alyssum simplex Rudolphi. (Syn: A. campestre (L.) L. var. simplex (Rudolphi) Willd. , A. minus Rothm. , A. parviflorum Fisch. ex M.Bieb. ) European Madwort.
75. [ ] Camelina microcarpa Andrz. ex DC. Little-Podded False Flax.
76. [ ] Capsella bursa-pastoris (L.) Medik. Shepherd's Purse.
77. [ ] Thlaspi arvense L. Field Penny Cress.
79. [ ] Echinocereus viridiflorus Engelm. (Syn: Echinocereus chloranthus (Engelm.) J.N.Haage , Echinocereus viridiflorus Engelm. var. chloranthus (Engelm.) Backeb. ) Nylon Hedgehog Cactus.
80. [ ] Escobaria vivipara (Nutt.) Buxb. (Syn: Coryphantha vivipara (Nutt.) Britton & Rose , Escobaria vivipara (Nutt.) Buxb. var. deserti (Engelm.) D. R. Hunt , Escobaria vivipara (Nutt.) Buxb. var. rosea (Clokey) D. R. Hunt ) Beehive Cactus.
81. [ ] Opuntia macrorhiza Engelm. Western Pricklypear.
82. [ ] Opuntia polyacantha Haw. Plains Pricklypear.
84. [ ] Celtis reticulata Torr. (Syn: Celtis laevigata Willd. var. reticulata L. D. Benson ) Net-Leaved Hackberry.
85. [ ] Humulus neomexicanus (A. Nelson & Cockerell) Rydb. New Mexican Hops.
87. [ ] 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.
89. [ ] Cerastium arvense L. ssp. strictum Gaudin. (Syn: Cerastium strictum L ) Field Chickweed.
90. [ ] Silene latifolia Poir. (Syn: Lychnis alba Mill. , Melandrium dioicum (L.) Cosson & Germain ) Bladder Campion.
92. [ ] Chenopodium album L. Lambsquarters.
94. [ ] Convolvulus arvensis L. Field Bindweed. Weed: CO DofA, List: C.
96. [ ] Euphorbia esula L. Leafy Spurge. Weed: CO DofA, List: B.
97. [ ] Euphorbia myrsinites L. (Syn: Tithymalus myrsinites (L.) Hill ) Myrtle Spurge. Weed: CO DofA, List: A.
99. [ ] Astragalus drummondii Dougl. ex Hook. Drummond's Milkvetch.
100. [ ] Astragalus flexuosus G. Don. Flexible Milkvetch.
101. [ ] Dalea purpurea Vent. Purple Prairie Clover.
102. [ ] Lupinus argenteus Pursh var. argenteus. Loosely Flowered Silver Lupine.
103. [ ] Medicago lupulina L. Black Medick.
104. [ ] Medicago sativa L. Alfalfa.
105. [ ] Melilotus officinalis (L.) Lam. Yellow Sweet Clover.
106. [ ] Oxytropis lambertii Pursh. Purple Locoweed.
107. [ ] Pediomelum tenuiflorum (Pursh) A. N. Egan. (Syn: Psoralea tenuiflora Pursh , Psoralidium tenuiflorum (Pursh) Rydb. ) Slimflower Scurfpea.
108. [ ] Thermopsis rhombifolia (Nutt. ex Pursh) Nutt. ex Richardson var. divaricarpa (A. Nelson) Isely. (Syn: Thermopsis divaricarpa A. Nelson ) Spreadfruit Goldenbanner.
109. [ ] Vicia americana Willd. American Vetch.
111. [ ] Quercus gambelii Nutt. Gambel's oak.
113. [ ] Fumaria vaillantii Loisel. Earthsmoke.
115. [ ] Erodium cicutarium (L.) L'Her. ex Aiton. Hemlock-leav'd Crane's-bill. Weed: CO DofA, List: C.
116. [ ] Geranium caespitosum James. Pineywoods Geranium.
118. [ ] Ribes cereum Douglas. Wax Currant.
120. [ ] Hypericum perforatum L. Common St. John's Wort. Weed: CO DofA, List: C.
122. [ ] Mentha spicata L. Spearmint.
123. [ ] Monarda fistulosa L. Wild Bergamot.
124. [ ] Nepeta cataria L. Catnip.
126. [ ] Linum lewisii Pursh. (Syn: Adenolinum lewisii (Pursh) A. Löve & D. Löve ) Prairie Blue Flax.
128. [ ] Sphaeralcea coccinea (Nutt.) Rydb. Cowboy's Delight.
130. [ ] Epilobium L. Willowherb.
131. [ ] Epilobium ciliatum Raf. Fringed Willowherb.
132. [ ] Epilobium hirsutum L. Hairy Willowherb. Weed: CO DofA, List: A.
133. [ ] Oenothera biennis L. King's-Cureall.
134. [ ] Oenothera suffrutescens (Ser.) W. L. Wagner & Hoch. (Syn: Gaura coccinea Pursh , Gaura glabra Lehm. ) Linda Tarde.
136. [ ] Castilleja integra A. Gray. Wholeleaf Indian Paintbrush.
138. [ ] Argemone polyanthemos (Fedde) G.B. Ownbey. Crested Prickly Poppy.
140. [ ] 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.
141. [ ] Penstemon secundiflorus Benth. Sidebells Penstemon.
142. [ ] Penstemon virens Pennell ex Rydb. Front Range Beardtongue.
143. [ ] Plantago major L. Common Plantain.
144. [ ] Plantago patagonica Jacq. Woolly Plantain.
146. [ ] Eriogonum alatum Torrey in L. Sitgreaves, Rep. Exped. Zuni Colorado Rivers. 168, plate 8. 1853. (Syn: Pterogonum alatum (Torr.) Gross ) Winged Buckwheat.
147. [ ] Eriogonum effusum Nuttall, Proc. Acad. Nat. Sci. Philadelphia. 4: 15. 1848. Spreading Buckwheat.
148. [ ] Eriogonum umbellatum Torr. var. umbellatum. Sulphur-Flower Buckwheat.
149. [ ] Fallopia convolvulus (L.) A.Löve. (Syn: Polygonum convolvulus L. ) Black Bindweed.
150. [ ] Rumex crispus L. Curley Dock.
152. [ ] Delphinium carolinianum Walter ssp. virescens (Nutt.) R.E. Brooks. (Syn: D. carolinianum Walter ssp. penardii (Huth) L. M. Perry , Delphinium virescens Nutt. ) Plains Larkspur.
153. [ ] Delphinium nuttallianum Pritz. Twolobe Larkspur.
155. [ ] Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. Saskatoon Serviceberry.
156. [ ] Cercocarpus montanus Raf. Alder-Leaf Mountain Mahogany.
157. [ ] Fallugia paradoxa (D. Don) Endl. Apache Plume.
158. [ ] Geum macrophyllum Willd. Large-leaf Avens.
159. [ ] Physocarpus monogynus (Torr.) J.M. Coult. (Syn: Spiraea monogyna Torr. ) Mountain Ninebark.
160. [ ] Potentilla fissa Nutt. ex Torr. & A.Gray. (=Drymocallis fissa (Nutt.) Rydb.) Bigflower Cinquefoil.
161. [ ] Potentilla recta L. Sulphur Cinquefoil. Weed: CO DofA, List: B.
162. [ ] Prunus americana Marshall. American Plum.
163. [ ] Prunus virginiana L. Chokecherry.
164. [ ] Rosa arkansana Porter. Prairie Rose.
165. [ ] Rubus deliciosus Torr. (Syn: Oreobatus deliciosus Torr.(E. James ex Torr.) Rydb. ) Delicious raspberry.
167. [ ] Galium aparine L. (Syn: Galium aparine L. var. echinospermum (Wallr.) Farw. , Galium spurium L. ) Sticky Willy, Cleavers.
169. [ ] Populus deltoides Marshall ssp. monilifera (Aiton) Eckenw. (Syn: Populus sargentii Dode ) Plains Cottonwood.
170. [ ] Salix amygdaloides Andersson. Peachleaf Willow.
171. [ ] Salix exigua Nutt. Coyote Willow, Narrow-Leaved Willow.
173. [ ] Acer negundo L. (Syn: Acer negundo L. var. interius (Britton) Sarg. , Negundo aceroides (L.) Moench ) Box Elder Maple.
175. [ ] Scrophularia lanceolata Pursh. Lanceleaf Figwort.
176. [ ] Verbascum thapsus L. Common Mullein. Weed: CO DofA, List: C.
178. [ ] Ulmus pumila L. Siberian Elm. Weed: CO DofA, List: C.
180. [ ] Urtica dioica L. ssp. gracilis (Aiton) Seland. Stinging Nettle.
182. [ ] Verbena bracteata Lag. & Rodr. Large Bract Vervain.
184. [ ] Viola nuttallii Pursh. Nuttall's Violet.
186. [ ] Yucca glauca Nutt. Soapweed Yucca.
188. [ ] Allium L. Hoticultural Allium.
189. [ ] Allium textile A. Nelson & J.F. Macbr. Textile Onion.
191. [ ] Asparagus officinalis L. Asparagus.
193. [ ] Tradescantia occidentalis (Britton) Smyth. Prairie Spiderwort.
195. [ ] Carex inops L. H. Bailey ssp. heliophila (Mack.) Crins. (Syn: C. pensylvanica Lam. ssp. heliophila (Mack.) W. A. Weber ) Sun Sedge.
197. [ ] Juncus interior Wiegand. Inland Rush.
199. [ ] Calochortus gunnisonii S. Watson. Gunnison's Mariposa Lily.
201. Tribe: Andropogoneae
202. [ ] Andropogon gerardii Vitman. Big Bluestem.
203. Tribe: Aveneae
204. [ ] Koeleria macrantha (Ledeb.) Schult. Prairie Junegrass.
205. [ ] Phleum pratense L. Timothy.
206. Tribe: Bromeae
207. [ ] Bromus inermis Leyss. (Syn: B. inermis Leyss. ssp. inermis ) Smooth Brome.
208. [ ] Bromus japonicus Thunb. Japanese Cheat Grass.
209. [ ] Bromus tectorum L. (Syn: B. tectorum L. var. glabratus Spenn. ) Cheat Grass. Weed: CO DofA, List: C.
210. Tribe: Cynodonteae
211. [ ] Bouteloua curtipendula (Michx.) Torr. Sideoats Grama.
212. Tribe: Poeae
213. [ ] Dactylis glomerata L. Orchard Grass.
214. [ ] Festuca ovina L. Complex, hybrid or selection.
215. [ ] Poa bulbosa L. Bulbous Bluegrass. Weed: CO DofA, List: C.
216. [ ] Poa compressa L. Canada Bluegrass.
217. Tribe: Stipeae
218. [ ] Eriocoma robusta (Vasey) Romasch. (Syn: Achnatherum robustum (Vasey) Barkworth , Stipa robusta (Vasey) Scribn. ) Sleepy Grass.
219. [ ] Hesperostipa comata (Trin. & Rupr.) Barkworth. (Syn: Stipa comata Trin. & Rupr. ) Needle and Thread.
220. [ ] Nassella viridula (Trin.) Barkworth. (Syn: Stipa viridula Trin. ) Green Needlegrass.
221. Tribe: Triticeae
222. [ ] Agropyron cristatum (L.) Gaertn. Crested Wheat Grass.
223. [ ] Elymus elymoides (Raf.) Swezey. (Syn: E. longifolius (J. G. Sm.) Gould , Sitanion hystrix (Nutt.) J. G. Sm. ) Squirreltail Grass.
224. [ ] Pascopyrum smithii (Rydb.) Á. Löve. (Syn: Agropyron smithii Rydb. ) Western Wheatgrass.
225. [ ] Thinopyrum intermedium (Host) Barkworth & D.R. Dewey. (Syn: Elytrigia intermedia (Host) Nevski , Elymus hispidus (Opiz) Melderis ) Intermediate Wheatgrass.
227. [ ] Typha latifolia L. Cattail.
| Total number of taxa: | 146 |
| Native Taxa: (serif, italic, bold) | 96 |
| Exotic Taxa: (sans-serif, italic) | 48 |
| Nativity Undetermined: (default font, italic) | 2 |
| Listed Weeds: Identified as Weed | 19 |
Locations Included in This Area
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Date and time this article was prepared: 1/9/2026 3:02:49 PM