106 
POLYGONACEAE. 
15. Eriogonum Tetraneuris Small. Dry mesas of Colorado.—Alt. about 5000 
ft.—Bank of the Cimarron River; mesas near Pueblo. 
16. Eriogonum acaule Nutt. On dry hills from Wyo. and Ida. to Colo.— 
“ Southwest Colorado.” 
17. Eriogonum orthocaulum Small. Dry plains and hills from Alb. and Ida. 
to Colo, and Nev.—Rifle, Garfield Co. 
18. Eriogonum ovalifolium Nutt. Dry plains and hills from Mont, and 
Wash, to N. M. and Calif.—Alt. 6000-7000 ft.—Mancos; Grand Junction. 
19. Eriogonum ochroleucum Small. Dry rocky hills from Mont, and Ida. 
to Colo, and Nev.—Grand Junction. 
20. Eriogonum chrysocephalum A. Gray. ( E . Kingii laxifolium T. & G.; 
E. laxifolium A. Nels.) Dry hills and plains of Neb., Wyo., Colo, and Utah. 
—-“Southern Colorado” {Brandegee ). 
21. Eriogonum multiceps Nees. Dry plains and “ bad-lands ” from N. D. 
and Mont, to Neb. and Colo.—Exact locality not given. 
22. Eriogonum coloradense Small. Mountain in Colo.—Mt. Harvard. 
23. Eriogonum pauciflorum Pursh. In sandy soil in Wyo. and Colo.—Alt. 
up to 9000 ft.—Middle Park; in low sandy valleys, North Park; North Fork, 
Larimer Co. 
24. Eriogonum campanulatum Nutt. Dry hills and plains from Neb. and 
Wyo. to Colo, and Utah.—“ Colorado ” {Parry) ; Middle Park. 
25. Eriogonum brevicaule Nutt. On dry plains from Mont, to Colo, and 
Utah.—Egeria Park; Elk River, Routt Co. 
26. Eriogonum lonchophyllum T. & G. On plains of N. M. and Colo.— 
Durango. 
27. Eriogonum nudicaule (Torr.) Small. (E. effusum nudicaule Torr.) 
Plains from Kans. and Utah to Tex.—Alt. about 7500 ft.—Cimarron. 
28. Eriogonum scoparium Small. Plains of Colo, and N. M.—Alt. 5000- 
8000 ft.—Vicinity of Gunnison; Denver; Durango; between Porter and 
Durango. 
29. Eriogonum tristichum Small. Plains of Colo.—Alt. 5000-9000 ft.— 
Parlin, Gunnison Co.; Mesa Verde; Arboles; Black Canon, Gunnison; 
Durango. 
30. Eriogonum salicinum Greene. Canon in Colo.—Alt. about 7000 ft.; 
known only from type locality.—Black Canons, near Gunnison. 
31. Eriogonum Fendlerianum (Benth.) Small. (E. microthecum Fendleri- 
anum Benth.) Dry plains of Colo, and N. M.—Alt. about 5000 ft.—Canon 
City; Pueblo. 
32. Eriogonum divergens Small. (E. corymbosum divaricatum Torr.; not 
E. divaricatum Hook.) Dry plains from Colo, to Utah and Ariz.—Green 
River. 
33. Eriogonum corymbosum Benth. Dry plains of Colo.—Alt. 5000-7000 ft. 
•—Along San Juan River; Grand River; Mancos. 
34. Eriogonum effusum Nutt. Dry plains from Mont, to Neb. and Colo.— 
Alt. 4000-8000 ft.—Wahatoya Creek; Denver; Canon City; vicinity of 
Boulder; Morrison; Golden; Buena Vista; Manitou; New Windsor, Weld 
Co.; mesas, Cucharas Valley, near La Veta; Fort Collins; headwaters of 
Clear Creek and alpine ridges east of Middle Park; Salida; Fort Collins; 
Table Rock; La Veta. 
