158 
BRASSIACEAE. 
Petals longer than the sepals, about 2 mm. long; upper leaves mostly 
once pinnate, with elongated broad terminal segments. 
7. S. andrenarum. 
Petals not longer than the sepals, about 1.5 mm. long; upper leaves usually 
more dissected ; terminal segment narrow, not elongated. 
8 . S. halictorum. 
Pods 5-8 mm. long. 
Pods acute above, acuminate below; style obsolete. 9. S. pinnata. 
Pods acuminate at both ends; style evident. 10. 5 . procera. 
Pedicels erect. 
Pods over 1 mm. thick. 
Plant green and almost glabrous. 10. S. procera. 
Plant cinereous-pubescent. ix. 5 . brevipes. 
Pods about .75 mm. thick; plant glandular puberulent, especially the inflores¬ 
cence, or glabrous. 12. S. glandulifera. 
1. Sophia leptophylla Rydb. In dry places from Wyo. and Ida. to Colo.— 
Alt. about 6500 ft.—Foot-hills, Larimer Co.; Bosworth’s ranch; Stove 
Prairie. 
2. Sophia incisa (Engelm.) Greene. On hillsides from Wyo. to N. M.— 
Alt. 6000-9000 ft.—Walcott; Chicken Creek; Idaho Springs; southeast of La 
Veta; Mancos; west of Steamboat Springs; Horsetooth Gulch; Cimarron; 
Glenwood Springs, Garfield Co. 
3. Sophia purpurascens Rydb. On mountain sides in Colo.—Alt. about 
11,000 ft.—Known only from the type locality: Red Mountain, south of 
Ouray. 
4. Sophia ramosa Rydb. On mountain sides in Colo.—Alt. about 9000 ft.— 
Known only from Pitkin. 
5. Sophia filipes (A. Gray) Heller. On hillsides from N. D. and Wash, 
to Colo.—Mancos. 
6. Sophia intermedia Rydb. On hillsides and prairies and in sandy soil 
from Mich, and B. C. to Tenn. and Calif.—Alt. 4000-9000 ft.—Sangre de 
Cristo Creek; near Ironton, San Juan Co.; Buena Vista; Parlin; Mancos; 
plains near Denver; southeast and north of La Veta. 
7. Sophia andrenarum Cockerell. On hillsides and in sandy valleys from 
Mont, and Wash, to N. M.—Alt. 4000-7000 ft.—Canon City; Walsenburg; 
river bluffs north of La Veta; Cucharas Valley, near La Veta; Ft. Collins; 
New Windsor, Weld Co.; Los Pinos; near Poudre River; Antonito. 
8 . Sophia halictorum Cockerell. In sandy valleys from Colo, and Utah to 
Tex. and N. M.—Alt. up to 6000 ft.—Walsenburg. 
9. Sophia pinnata (Walt.) Howell. In sandy soil from Va. and Colo, to 
Fla. and Ariz.—Alt. 4000-5500 ft.—Plains near Denver; mesas near Pueblo; 
Ft. Collins; Cache la Poudre; Lamar; Gypsum; New Windsor, Weld Co. 
10. Sophia procera Greene. In sandy valleys from Wyo. to N. M. and 
Utah.—Alt. 7500-9000 ft.—Ironton Park, 9 miles south of Ouray; Box Canon, 
west of Ouray; near Pagosa Peak; Tennessee Pass. 
11. Sophia brevipes (Nutt.) Rydb. ( Sisymbrium canescens brevipes 
Nutt.; S. incisum Hartwcgicmum S. Wats.; (?) S. Hartzvegianum Fourn.) 
In sandy valleys, among bushes, from Mackenzie to Minn, and Utah.—Man¬ 
cos ; east side Poudre River, above Ft. Collins; Middle Park. 
12. Sophia glandulifera Rydb. In sandy places from Wyo. to N. M. — 
La Veta. 
