Plant Check List for Parfet Open Space, City of Golden, Jefferson County, Colorado
Edited by Tom Schweich
This list is assembled from personal collections, herbarium vouchers, and published lists, that were available at the time this list was prepared. There may be additional species of plants in this area that were unknown or undocumented at the time this list was prepared. 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 Parfet Open Space (City of Golden), Jefferson County, United States.
Area Description: The City of Golden owns about 14 acres of open space that wraps around the north end of the Parfet Estates neighborhood and overlooks US Highway 6. The land is bordered by the neighborhood, US Highway 6 right of way and Colorado School of Mines land that contains the Chimney Gulch Trail.
Floristic Quality: FQA, CC, n=108, Mean C: 3.7, FQI = 38.8
Comments: An unmarked trailhead on Parfet Estates Drive leads to a social trail from the neighborhood down to the Chimney Gulch Trail located on Jefferson County Open Space land. This trail continues upward to Windy Gap and Lookout Mountain.
2. [ ] Juniperus virginiana L. var. virginiana. Eastern Redcedar. CC:4
4. [ ] Rhus trilobata Nutt. var. trilobata. (Syn: Rhus aromatica Aiton var. trilobata (Nutt.) A. Gray ex S. Watson ) Skunkbush Sumac. CC:5
5. [ ] Toxicodendron rydbergii (Small ex Rydb.) Greene. Western Poison Ivy. CC:3
7. Tribe: Selineae
8. [ ] Lomatium orientale J.M. Coult. & Rose. Salt-and-Pepper. CC:6
9. [ ] Musineon divaricatum (Pursh) Raf. Leafy Wildparsley. CC:5
11. [ ] Asclepias speciosa Torr. Showy Milkweed. CC:3
12. [ ] Asclepias viridiflora Raf. Green Comet Milkweed. CC:6
14. Tribe: Anthemideae
15. SubTribe: Artemisiinae
16. [ ] Artemisia campestris L. ssp. caudata (Michx.) Palmer & Steyerm. (Syn: Oligosporus caudatus (Michx.) Poljakov ) Field Sagewort. CC:5
17. [ ] Artemisia ludoviciana Nutt. Silver Wormwood. CC:4
18. Tribe: Astereae
19. SubTribe: Astranthiinae
20. [ ] Townsendia grandiflora Nutt. Largeflower Townsend Daisy. CC:6
21. SubTribe: Chrysopsidinae
22. [ ] Heterotheca villosa (Pursh) Shinners. (Syn: H. v. (Pursh) Shinners var. nana (A. Gray) Semple , H. v. (Pursh) Shinners var. villosa ) Hairy False Goldenaster. CC:3
23. SubTribe: Conyzinae
24. [ ] Erigeron divergens Torr. & A. Gray. Spreading Fleabane. CC:4
25. SubTribe: Gutiereziinae
26. [ ] Gutierrezia sarothrae (Pursh) Britton & Rusby. (Syn: G. linearifolia Lag. ) Broom Snakeweed. CC:3
27. SubTribe: Machaerantherinae
28. [ ] Grindelia inornata Greene. Colorado Gumweed. CC:3
29. [ ] Grindelia squarrosa (Pursh) Dunal. Curlycup Gumweed. CC:3
30. [ ] Grindelia subalpina Greene. Subalpine Gumweed. CC:4
31. [ ] Xanthisma spinulosum (Pursh) D. R. Morgan & R. L. Hartm. (Syn: Machaeranthera pinnatifida (Hook.) Shinners ) Spiny Goldenweed. CC:4
32. SubTribe: Pentachaetinae
33. [ ] 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. CC:3
34. [ ] Ericameria nauseosa (Pall. ex Pursh) G. L. Nesom & G. I. Baird var. nauseosa. (Syn: Chrysothamnus plattensis Greene ) Rubber Rabbitbush. CC:3
35. SubTribe: Solidagininae
36. [ ] Solidago L. Goldenrod. *
37. SubTribe: Symphyotrichinae
38. [ ] Symphyotrichum ericoides (Linnaeus) G. L. Nesom. (Syn: Virgulus ericoides (Linnaeus) Reveal & Keener ) White Heath Aster. CC:4
39. [ ] Symphyotrichum fendleri (A. Gray) G. L. Nesom. Fendler's Aster. CC:6
40. Tribe: Bahieae
41. [ ] Hymenopappus filifolius Hook. var. polycephalus (Osterh.) B.L. Turner. Many-Headed Fine-Leaved Wooly-White. CC:5
42. Tribe: Cardueae
43. SubTribe: Carduinae
44. [ ] Carduus nutans L. (Syn: Carduus nutans L. ssp. macrolepis (Peterman) Kazmi ) Nodding Plumeless Thistle. CC:0 Weed: CO DofA, List: B.
45. [ ] Cirsium undulatum (Nutt.) Spreng. Wavy Leaved Thistle. CC:5
46. Tribe: Cichorieae
47. SubTribe: Crepidinae
48. [ ] Crepis occidentalis Nutt. (Syn: Psilochenia occidentalis (Nutt.) Nutt. ) Largeflower Hawksbeard. CC:6
49. [ ] Taraxacum officinale F. H. Wigg. (Syn: T. laevigatum (Willd.) DC. ) Common Dandelion. CC:0
50. SubTribe: Lactucinae
51. [ ] Lactuca serriola L. Prickly Lettuce. CC:0
52. SubTribe: Scorzonerinae
53. [ ] Scorzonera laciniata L. (Syn: Podospermum laciniatum (L.) De Candolle ) Cutleaf Vipergrass. CC:0
54. [ ] Tragopogon dubius Scop. (Syn: Tragopogon dubius Scop. ssp. major (Jacq.) Vollman ) Yellow Salsify. CC:0
55. Tribe: Eupatorieae
56. [ ] Liatris punctata Hook. Dotted Blazing Star. CC:6
57. Tribe: Helenieae
58. SubTribe: Gaillardiinae
59. [ ] Gaillardia aristata Pursh. Blanketflower. CC:4
60. Tribe: Heliantheae
61. SubTribe: Ambrosiinae
62. [ ] Ambrosia psilostachya DC. Western Ragweed. CC:3
63. SubTribe: Helianthinae
64. [ ] Helianthus pumilus Nutt. Little Sunflower. CC:4
65. Tribe: Madieae
66. SubTribe: Arnicinae
67. [ ] Arnica fulgens Pursh. Shining Leopardbane. CC:6
68. Tribe: Senecioneae
69. [ ] Senecio spartioides Torr. & A. Gray. (Syn: S. multicapitatus Greenm. ex Rydb. ) Broomlike Ragwort. CC:5
71. [ ] Lithospermum occidentale (Mack.) Weakley, Witsell & D. Estes. (Syn: Onosmodium bejariense DC. ex A. DC. var. occidentale (Mack.) B. L. Turner , Onosmodium molle Michx. ) Western Marbleseed. CC:5
73. [ ] Alyssum simplex Rudolphi. (Syn: A. campestre (L.) L. var. simplex (Rudolphi) Willd. , A. minus Rothm. , A. parviflorum Fisch. ex M.Bieb. ) European Madwort. CC:0
74. [ ] Camelina microcarpa Andrz. ex DC. Little-Podded False Flax. CC:0
75. [ ] Descurainia pinnata (Walter) Britton ssp. brachycarpa (Richardson) Detling, Amer.Midl. Naturalist. 22: 509. Western Tansymustard. CC:2
76. [ ] Thlaspi arvense L. Field Penny Cress. CC:0
77. [ ] Turritis glabra L. (Syn: Arabis glabra (L.) Bernhardi ) Tower Rockcress. CC:4
79. [ ] Echinocereus viridiflorus Engelm. (Syn: Echinocereus chloranthus (Engelm.) J.N.Haage , Echinocereus viridiflorus Engelm. var. chloranthus (Engelm.) Backeb. ) Nylon Hedgehog Cactus. CC:6
80. [ ] Opuntia macrorhiza Engelm. Western Pricklypear. CC:3
81. [ ] Opuntia polyacantha Haw. Plains Pricklypear. CC:5
83. [ ] Celtis reticulata Torr. (Syn: Celtis laevigata Willd. var. reticulata L. D. Benson ) Net-Leaved Hackberry. CC:6
85. [ ] Symphoricarpos occidentalis Hook. Western Snowberry. CC:3
86. [ ] 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. CC:5
88. [ ] Atriplex canescens (Pursh) Nutt. Four-wing Saltbush. CC:7
89. [ ] Chenopodium album L. Lambsquarters. CC:0
90. [ ] Krascheninnikovia lanata (Pursh) A. D. J. Meeuse & Smit. (Syn: Diotis lanata Pursh , Eurotia lanata (Pursh) Moquin-Tandon ) Winter Fat. CC:8
92. [ ] Elaeagnus angustifolia L. Russian Olive. CC:0 Weed: CO DofA, List: B.
94. [ ] Euphorbia esula L. [misapplied]. (=Euphorbia virgata Engelm.) Leafy Spurge. CC:0 Weed: CO DofA, List: B.
95. [ ] Euphorbia myrsinites L. (Syn: Tithymalus myrsinites (L.) Hill ) Myrtle Spurge. CC:0 Weed: CO DofA, List: A.
97. [ ] Astragalus agrestis Douglas ex G. Don. Purple Milkvetch. CC:6
98. [ ] Astragalus drummondii Dougl. ex Hook. Drummond's Milkvetch. CC:6
99. [ ] Astragalus flexuosus G. Don. Flexible Milkvetch. CC:6
100. [ ] Colutea arborescens L. Bladder Senna. CC:0
101. [ ] Medicago sativa L. Alfalfa. CC:0
102. [ ] Oxytropis lambertii Pursh. Purple Locoweed. CC:5
103. [ ] Pediomelum tenuiflorum (Pursh) A. N. Egan. (Syn: Psoralea tenuiflora Pursh , Psoralidium tenuiflorum (Pursh) Rydb. ) Slimflower Scurfpea. CC:5
105. [ ] Linum lewisii Pursh. (Syn: Adenolinum lewisii (Pursh) A. Löve & D. Löve ) Prairie Blue Flax. CC:4
107. [ ] Mentzelia nuda (Pursh) Torr. & A. Gray. (Syn: Nuttallia nuda (Pursh) Greene ) Bractless Blazing Star. CC:4
109. [ ] Sphaeralcea coccinea (Nutt.) Rydb. Cowboy's Delight. CC:4
111. [ ] Mirabilis linearis (Pursh) Heimerl. (Syn: Oxybaphus linearis (Pursh) B. L. Robinson ) Narrowleaf Four O'Clock. CC:5
113. [ ] Oenothera howardii (A. Nels.) W. L. Wagner. Howard's Evening Primrose. CC:5
114. [ ] Oenothera suffrutescens (Ser.) W. L. Wagner & Hoch. (Syn: Gaura coccinea Pursh , Gaura glabra Lehm. ) Linda Tarde. CC:5
116. [ ] Castilleja integra A. Gray. Wholeleaf Indian Paintbrush. CC:6
118. [ ] Linaria dalmatica (L.) Mill. (Syn: Linaria dalmatica (L.) Mill. ssp. dalmatica , Linaria genistifolia (L.) Mill. ssp. dalmatica (L.) Maire & Petitm. ) Dalmatian ToadFlax. CC:0 Weed: CO DofA, List: B.
119. [ ] Penstemon secundiflorus Benth. Sidebells Penstemon. CC:6
120. [ ] Penstemon virens Pennell ex Rydb. Front Range Beardtongue. CC:7
122. [ ] Gilia . Gilia. *
124. [ ] Eriogonum alatum Torrey in L. Sitgreaves, Rep. Exped. Zuni Colorado Rivers. 168, plate 8. 1853. (Syn: Pterogonum alatum (Torr.) Gross ) Winged Buckwheat. CC:5
125. [ ] Eriogonum effusum Nuttall, Proc. Acad. Nat. Sci. Philadelphia. 4: 15. 1848. Spreading Buckwheat. CC:5
126. [ ] Eriogonum umbellatum Torrey, Ann. Lyceum Nat. Hist. New York. 2: 241. 1827. Sulphur-Flower Buckwheat. CC:6
127. [ ] Rumex crispus L. Curley Dock. CC:0
129. [ ] Clematis ligusticifolia Nutt. Western White Clematis. CC:4
130. [ ] Delphinium carolinianum Walter ssp. virescens (Nutt.) R.E. Brooks. (Syn: D. carolinianum Walter ssp. penardii (Huth) L. M. Perry , Delphinium virescens Nutt. ) Plains Larkspur. CC:5
132. Tribe: Amygdaloideae
133. SubTribe: Maleae
134. [ ] Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. Saskatoon Serviceberry. CC:6
135. [ ] Crataegus erythropoda Ashe. Cerro Hawthorn. CC:6
136. Tribe: Dryadoideae
137. SubTribe: Dryadeae
138. [ ] Cercocarpus montanus Raf. Alder-Leaf Mountain Mahogany. CC:6
139. Tribe: Rosoideae
140. SubTribe: Roseae
141. [ ] Rosa acicularis Lindl. ssp. sayi (Schwein.) W. H. Lewis. (Syn: Rosa acicularis Lindl. , Rosa sayi Schweinitz ) Say's Acicular Rose. CC:5
142. [ ] Rosa arkansana Porter. Prairie Rose. CC:5
144. [ ] Galium aparine L. (Syn: Galium aparine L. var. echinospermum (Wallr.) Farw. , Galium spurium L. ) Sticky Willy, Cleavers. CC:1
146. [ ] Comandra umbellata (L.) Nutt. ssp. pallida (A. DC.) Piehl. (Syn: Comandra umbellata (L.) Nutt. var. pallida (A. DC.) M. E. Jones ) Pale Bastard Toadflax. CC:5
148. [ ] Acer negundo L. (Syn: Acer negundo L. var. interius (Britton) Sarg. , Negundo aceroides (L.) Moench ) Box Elder. CC:4
150. [ ] Ulmus pumila L. Siberian Elm. CC:0 Weed: CO DofA, List: C.
152. [ ] Hybanthus verticillatus (Ortega) Baill. Baby Slippers. CC:7
154. [ ] Parthenocissus quinquefolia (L.) Planch. (Syn: Parthenocissus inserta (A.Kern.) Fritsch ) Virginia Creeper. CC:0
156. [ ] Allium textile A. Nelson & J.F. Macbr. Textile Onion. CC:5
158. Tribe: Agavoideae
159. SubTribe: Agaveae
160. [ ] Yucca glauca Nutt. Soapweed Yucca. CC:4
161. Tribe: Asparagoideae
162. [ ] Asparagus officinalis L. Asparagus. CC:0
164. [ ] Tradescantia occidentalis (Britton) Smyth. Prairie Spiderwort. CC:5
166. [ ] Carex inops L. H. Bailey ssp. heliophila (Mack.) Crins. (Syn: C. pensylvanica Lam. ssp. heliophila (Mack.) W. A. Weber ) Sun Sedge. CC:7 LZ
168. [ ] 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. CC:4
169. [ ] Juncus torreyi Coville. Torrey's Rush. CC:5
171. [ ] Toxicoscordion paniculatum (Nutt.) Rydb. (Syn: Zigadenus paniculatus (Nutt.) S. Watson , Zigadenus paniculatus (Nutt.) S. Watson ) Foothill Death Camas. CC:5
173. Tribe: Andropogoneae
174. [ ] Andropogon gerardii Vitman. Big Bluestem. CC:9
175. [ ] Schizachyrium scoparium (Michx.) Nash. Little Bluestem. CC:5
176. Tribe: Aveneae
177. [ ] Agrostis gigantea Roth. (Syn: Agrostis alba L. ) Redtop. CC:0
178. [ ] Koeleria macrantha (Ledeb.) Schult. Prairie Junegrass. CC:6
179. Tribe: Bromeae
180. [ ] Bromus inermis Leyss. (Syn: B. inermis Leyss. ssp. inermis ) Smooth Brome. CC:0
181. [ ] Bromus japonicus Thunb. Japanese Cheat Grass. CC:0
182. [ ] Bromus tectorum L. (Syn: B. tectorum L. var. glabratus Spenn. ) Cheat Grass. CC:0 Weed: CO DofA, List: C.
183. Tribe: Cynodonteae
184. [ ] Bouteloua curtipendula (Michx.) Torr. Sideoats Grama. CC:6
185. Tribe: Poeae
186. [ ] Dactylis glomerata L. Orchard Grass. CC:0
187. Tribe: Stipeae
188. [ ] Eriocoma hymenoides (Roem. & Schult.) Rydb. (Syn: Achnatherum hymenoides (Roem. & Schult.) Barkworth , Oryzopsis hymenoides (Roem. & Schult.) Ricker , Stipa hymenoides Roem. & Schult. ) Indian Rice Grass. CC:3
189. [ ] Hesperostipa comata (Trin. & Rupr.) Barkworth. (Syn: Stipa comata Trin. & Rupr. ) Needle and Thread. CC:6
190. [ ] Nassella viridula (Trin.) Barkworth. (Syn: Stipa viridula Trin. ) Green Needlegrass. CC:4
191. Tribe: Triticeae
192. [ ] Agropyron cristatum (L.) Gaertn. Crested Wheat Grass. CC:0
| Total number of taxa: | 110 |
| Native Taxa: (serif, italic, bold) | 82 |
| Non-native Taxa: (sans-serif, italic) | 26 |
| Nativity Undetermined: (default font, italic) | 2 |
| Listed Weeds: Identified as Weed | 7 |
| FQA, CC, n=108, Mean C: 3.7, FQI = 38.8 |
Locations Included in This Area
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Date and time this article was prepared: 11/3/2026 12:17:50 PM