BRASSIACEAE. 167 



2. Thelypodium paniculatum A. Nels. (T. sagittatum Endl. ; T. torulosum 

 Heller) On dry hills from Mont, to Colo, and Utah. Alt. 7000-9500 ft 

 On Grizzly Creek ; Pearl North Park ; Canadian River. 



3. Thelypodium Bakeri Greene. On dry hills in Colo. Alt. about 7000 ft. 

 Cimarron. 



4. Thelypodium aureum Eastw. On dry hills in Colo. Alt. about 5000 ft 

 Durango. 



5. Thelypodium Wrightii A. Gray. In the mountains of Colo., Utah, N. M. 

 and Ariz. Durango; Glenwood Springs, Garfield Co. 



6. Thelypodium utahense Rydb. In river valleys of Colo, and Utah. 

 Minturn, Eagle Co. 



7. Thelypodium integrifolium (Nutt.) Endl. (T. lilacinum Green.) On 

 plains and in river-valleys from Mont, to Wash., Neb. and Calif. Alt. 4000- 

 8000 ft. Miller's ranch; Ft. Collins; Poudre Canon; Villa Grove; meadows, 

 Lake John, Middle Park; New Windsor, Weld Co.; Doyle's; Hayden, 

 Routt Co. 



8. Thelypodium gracilipes (Robinson) Rydb. In valleys of Colo. Alt. 

 about 7000 ft. Durango. 



9. Thelypodium linearifolium (A. Gray) S. Wats. In river valleys and on 

 hillsides from Colo, to Tex. and Ariz.; also in Mex. Alt. 8000-9000 ft 

 Sangre de Cristo Creek. 



10. Thelypodium micranthum S. Wats. Rocky hills from western Tex. and 

 Colo, to Ariz, and Mex. Alt. about 7000 ft. Manitou. 



28. STANLEYA Nutt. 



Blades of the petals linear-oblong to elliptic ; flowers bright yellow. 

 Blades of the petals one-third to one-half as long as the claws. 



Pod decidedly tortuose. i. S. bipinnata. 



Pod arcuate, not tortuose. 2. S. glauca. 



Blades of the petals about as long as the claws. 



Leaf-blades broadly lanceolate, the lower with short, broad lobes ; blades of the 



petals oblong ; pod ascending. 3- S. integrifolia. 



Leaf-blades linear-lanceolate, all often entire ; blades of the petals broadly 



elliptic ; pod recurved. 4. 5". arcuata. 



Blades of the petals rounded oval ; flowers ochroleucous. 5. S. albescens. 



1. Stanleya bipinnata Greene. In dry places of Wyo. and Colo. North 

 Fork, Larimer Co. 



2. Stanleya glauca Rydb. In dry soil from N. D. to Wyo., Colo, and Utah. 

 Alt. 4000-8000 ft. Entrance of Soldier Canon to Sulphur Springs ; north of 

 Ft. Collins ; Arkansas River ; Cedar Hills ; Ft. Collins ; Florence ; Dixon 

 Canon; Spring Canon; near Badito, between La Veta and Gardner; Mancos ; 

 McElmo Canon; Garden of the Gods; Pueblo; Pike's Peak. 



3. Stanleya integrifolia James. (S. pinnatifida integrifolia Robinson) In 

 dry soil from S. D. to Wyo., Kans. and Colo. Alt. 4000-7000 ft. Hochkiss, 

 Delta Co. ; Cimarron. 



4. Stanleya arcuata Rydb. In dry soil from Wyo. to Nev., Colo, and Calif. 

 Grand Junction. 



5. Stanleya albescens Jones. On river banks in western Colo, and N. M. 

 Along Gunnison River, above Delta; Grand Junction. 



