Plant Check List for Trout Creek Pass, Chaffee 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 Trout Creek Pass, Chaffee County, United States.

1. Pinaceae

2. [ ] Picea pungens Engelm. Colorado Blue Spruce. SaltCk

3. Apiaceae

4. [ ] Pseudocymopterus montanus (A. Gray) J. M. Coult. & Rose. (=Cymopterus lemmonii (J. M. Coult. & Rose) Dorn) Alpine False Springparsley. SaltCk

5. Tribe: Selineae

6. [ ] Cymopterus lemmonii (J. M. Coult. & Rose) Dorn. (Syn: Pseudocymopterus montanus (A. Gray) J. M. Coult. & Rose ) Alpine False Springparsley. SaltCk

7. Asclepiadaceae

8. [ ] Asclepias hallii A. Gray. Hall's Milkweed. SaltCk

9. Asteraceae

10. Tribe: Anthemideae

11. SubTribe: Artemisiinae

12. [ ] Artemisia frigida Willd. Prairie Sagewort. SaltCk

13. [ ] Artemisia ludoviciana Nutt. ssp. incompta (Nutt.) D. D. Keck. White Sagebrush. SaltCk

14. [ ] Artemisia ludoviciana Nutt. ssp. ludoviciana. (Syn: A. britonii Rydb. ) White Sagebrush. SaltCk

15. [ ] Artemisia tridentata Nutt. Big Sagebrush. SaltCk

16. Tribe: Astereae

17. SubTribe: Conyzinae

18. [ ] Erigeron flagellaris A. Gray. Trailing Fleabane. SaltCk

19. [ ] Erigeron subtrinervis Rydb. ex Porter & Britton. Threenerve Daisy. SaltCk

20. SubTribe: Gutiereziinae

21. [ ] Gutierrezia sarothrae (Pursh) Britton & Rusby. (Syn: G. linearifolia Lag. ) Broom Snakeweed. SaltCk

22. SubTribe: Pentachaetinae

23. [ ] Ericameria parryi (A. Gray) G. I. Nesom & G. I. Baird var. parryi. Parry's Rabbitbrush. SaltCk

24. SubTribe: Solidagininae

25. [ ] Solidago missouriensis Nutt. Missouri Goldenrod. SaltCk

26. SubTribe: Symphyotrichinae

27. [ ] Symphyotrichum spathulatum (Lindl.) G. L. Nesom. (Syn: Aster occidentalis (Nutt.) Torr. & A. Gray , Aster occidentalis (Nutt.) Torr. & A. Gray var. fremontii ) Western Mountain Aster. SaltCk

28. Tribe: Cardueae

29. SubTribe: Carduinae

30. [ ] Cirsium scariosum Nutt. Meadow Thistle. SaltCk

31. Tribe: Chaenactideae

32. [ ] Chaenactis douglasii (Hook.) Hook. & Arn. var. douglasii. Douglas' Dustymaiden. SaltCk

33. Tribe: Cichorieae

34. SubTribe: Lactucinae

35. [ ] Lactuca tatarica (L.) C.A.Mey. var. pulchella (Pursh) Breitung. (=Mulgedium pulchellum (Pursh) G. Don in R. Sweet) Blue Lettuce. SaltCk

36. Tribe: Helenieae

37. SubTribe: Tetraneurinae

38. [ ] Hymenoxys richardsonii (Hook.) Cockerell var. floribunda (A. Gray) Parker. (Syn: Picradenia richardsonii Hooker var. floribunda (A. Gray) Weber ) Colorado Rubberweed. SaltCk

39. Tribe: Senecioneae

40. [ ] Packera fendleri (A. Gray) W.A. Weber & Á. Löve. (Syn: Senecio fendleri A. Gray ) Fendler’s Ragwort. SaltCk

41. [ ] Tetradymia canescens DC. Spineless Horsebush.

42. Boraginaceae

43. [ ] Cryptantha fendleri (A. Gray) Greene. Sand Dune Cat's-Eye. SaltCk

44. [ ] Lappula occidentalis (S. Watson) Greene. (Syn: L. occidentalis (S. Watson) Greene var. occidentalis , L. redowskii (Hornem.) Greene , L. redowskii (Hornem.) Greene var. redowskii ) Flatspine Stickseed. SaltCk

45. [ ] Lithospermum multiflorum Torrey ex A. Gray. Many Flowered Stoneseed. SaltCk

46. [ ] Mertensia ciliata (Torr.) G. Don var. ciliata. Tall Fringed Bluebells.

47. [ ] Oreocarya thyrsiflora Greene. (Syn: Cryptantha thyrsiflora (Greene) Payson ) Limestone Cat's-Eye. SaltCk

48. Brassicaceae

49. [ ] Physaria vitulifera Rydb. Bull. Torrey Bot. Club 28: 278. 1901. (Syn: P. vitulifera × bellii ) Roundtip Twinpod. SaltCk

50. [ ] Turritis glabra L. (Syn: Arabis glabra (L.) Bernhardi ) Tower Rockcress. SaltCk

51. Campanulaceae

52. [ ] Campanula parryi A. Gray. Parry's Bellflower. SaltCk

53. Caryophyllaceae

54. [ ] Eremogone fendleri (A. Gray) Ikonnikov. (Syn: Arenaria fendleri A. Gray ) Fendler's Sandwort. SaltCk

55. Euphorbiaceae

56. [ ] Euphorbia brachycera Engelm. (Syn: Tithymalus brachyceras (Engelm.) Small ) Horned Spurge. SaltCk

57. Fabaceae

58. [ ] Astragalus . Milkvetch. SaltCk

59. [ ] Astragalus crassicarpus Nutt. Groundplum Milkvetch. SaltCk

60. [ ] Astragalus hallii A. Gray var. hallii. Hall's Milkvetch. SaltCk

61. [ ] Astragalus miser Douglas ex. Hook. var. oblongifolius (Rydb.) Cronquist. Timber Milkvetch. SaltCk

62. [ ] Astragalus tenellus Pursh. Looseflower Milkvetch. SaltCk

63. [ ] Oxytropis deflexa (Pall.) DC. var. sericea Torr. & A. Gray. Nodding Locoweed. SaltCk

64. [ ] Oxytropis sericea Nutt. ex Torr. & A. Gray var. sericea. White Locoweed. SaltCk

65. [ ] Thermopsis rhombifolia (Nutt. ex Pursh) Nutt. ex Richardson var. divaricarpa (A. Nelson) Isely. (Syn: Thermopsis divaricarpa A. Nelson ) Spreadfruit Goldenbanner. SaltCk

66. Fumariaceae

67. [ ] Corydalis aurea Willd. Scrambled Eggs. SaltCk

68. Gentianaceae

69. [ ] Frasera speciosa Griseb. (Syn: Swertia radiata (Kellogg) Kuntze ) Elkweed. SaltCk

70. Geraniaceae

71. [ ] Geranium caespitosum James. Pineywoods Geranium.

72. Grossulariaceae

73. [ ] Ribes inerme Rydb. White Stem Gooseberry. SaltCk

74. Loasaceae

75. [ ] Mentzelia speciosa Osterh. (Syn: Nuttallia speciosa (Osterh.) Greene ) Plains Blazing Star. SaltCk

76. Onagraceae

77. [ ] Oenothera cespitosa Nutt. ssp. macroglottis (Rydb.) W.L. Wagner. Tufted Evening Primrose. SaltCk

78. [ ] Oenothera coronopifolia Torr. & A. Gray. Crownleaf Evening Primrose. Hierba de San Juan.. SaltCk

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

80. Plantaginaceae

81. [ ] Penstemon barbatus (Cav.) Roth. Beard-Lip Beardtongue.

82. [ ] Penstemon barbatus (Cav.) Roth var. torreyi (Benth.) A. Gray. Beardlip Penstemon. SaltCk

83. [ ] Penstemon teucrioides Greene. Germander Beardtongue. SaltCk

84. [ ] Penstemon virgatus A. Gray var. asa-grayi (Crosswh.) Dorn. Upright Blue Beardtongue. SaltCk

85. Polemoniaceae

86. [ ] Ipomopsis aggregata (Pursh) V.E. Grant ssp. candida (Rydb.) V.E. Grant & A.D. Grant. Scarlet Gilia. SaltCk

87. Polygonaceae

88. [ ] Eriogonum alatum Torrey in L. Sitgreaves, Rep. Exped. Zuni Colorado Rivers. 168, plate 8. 1853. (Syn: Pterogonum alatum (Torr.) Gross ) Winged Buckwheat. SaltCk

89. [ ] Rumex triangulivalvis (Danser) Rech. f. (Syn: R. salicifolius Weinm. var. triangulivalvis (Danser) J. C. Hickman ) Triangular-Valved Dock. SaltCk

90. Primulaceae

91. [ ] Androsace septentrionalis L. (Syn: Androsace septentrionalis L. ssp. subumbellata (A. Nelson) G. T. Robbins ) Pygmyflower Rockjasmine. SaltCk

92. [ ] Dodecatheon pulchellum (Raf.) Merr. (=Primula pauciflora (Durand) A. R. Mast & Reveal var. pauciflora ) Beautiful Shootingstar. SaltCk

93. [ ] Primula pauciflora (Durand) A. R. Mast & Reveal var. pauciflora. (Syn: Dodecatheon pulchellum (Raf.) Merr. ) Darkthroat Shooting Star. SaltCk

94. Ranunculaceae

95. [ ] Aquilegia coerulea E. James. Colorado Blue Columbine. SaltCk

96. Rosaceae

97. [ ] Argentina anserina (L.) Rydb. (Syn: Potentilla anserina L. ) Silver Weed Cinquefoil. SaltCk

98. [ ] Dasiphora fruticosa (L.) Rydb. (Syn: Potentilla fruticosa L. ) Shrubby Cinquefoil, Golden Hardtack. SaltCk

99. [ ] Potentilla hippiana Lehm. var. hippiana. Wooly Cinquefoil. SaltCk

100. [ ] Potentilla pensylvanica L. Prairie Cinquefoil. SaltCk

101. [ ] Rosa woodsii Lindl. Mountain Rose. SaltCk

102. Rubiaceae

103. [ ] Galium boreale L. (Syn: Galium septentrionale Roem. & Schult. ) Bedstraw.

104. Alliaceae

105. [ ] Allium cernuum Roth. Nodding Onion. SaltCk

106. Cyperaceae

107. [ ] Carex utriculata Boott. Beaked Sedge. SaltCk

108. Iridaceae

109. [ ] Iris missouriensis Nutt. Western Blue Flag. SaltCk

110. Orchidaceae

111. [ ] Platanthera huronensis (Nutt.) Lindl. Huron Green Orchid. SaltCk

112. Poaceae

113. Tribe: Aveneae

114. [ ] Koeleria macrantha (Ledeb.) Schult. Prairie Junegrass. SaltCk

115. Tribe: Bromeae

116. [ ] Bromus porteri (J.M. Coult.) Nash. Nodding Brome. SaltCk

117. Tribe: Danthonieae

118. [ ] Danthonia californica Bol. California Oatgrass. SaltCk

119. Tribe: Eragrostideae

120. [ ] Muhlenbergia montana (Nutt.) Hitchc. Mountain Muhly. SaltCk

121. Tribe: Stipeae

122. [ ] Eriocoma hymenoides (Roem. & Schult.) Rydb. (Syn: Achnatherum hymenoides (Roem. & Schult.) Barkworth , Oryzopsis hymenoides (Roem. & Schult.) Ricker , Stipa hymenoides Roem. & Schult. ) Indian Rice Grass.

123. [ ] Hesperostipa comata (Trin. & Rupr.) Barkworth. (Syn: Stipa comata Trin. & Rupr. ) Needle and Thread. SaltCk

124. [ ] Nassella viridula (Trin.) Barkworth. (Syn: Stipa viridula Trin. ) Green Needlegrass. SaltCk

125. Tribe: Triticeae

126. [ ] Elymus elymoides (Raf.) Swezey. (Syn: E. longifolius (J. G. Sm.) Gould , Sitanion hystrix (Nutt.) J. G. Sm. ) Squirreltail Grass. SaltCk

127. [ ] Pascopyrum smithii (Rydb.) Á. Löve. (Syn: Agropyron smithii Rydb. ) Western Wheatgrass. SaltCk

Total number of taxa: 76
Native Taxa:
(serif, italic, bold)
73
Exotic Taxa:
(sans-serif, italic)
0
Nativity Undetermined:
(default font, italic)
3
Listed Weeds:
Identified as Weed
0

Locations Included in This Area

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Date and time this article was prepared: 1/9/2026 3:02:50 PM