276 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
9. Lesquerella praecox Woot. & Standl. Contr. U. S. Nat. Herb. 16: 126. 1913. 
Type Locatity: New Mexico. Type collected by Bigelow. 
Ranae: Central New Mexico. 
New Mexico: Gallinas Mountains; Cabra Springs. Open hills, in the Upper Sono- 
ran Zone, 
From L. fendleri, its nearest relative, this plant is at once distinguished by its 
lower, densely cespitose habit and its few pedicels which are surpassed by the 
leaves. The general appearance of the two is very different. 
10. Lesquerella ovalifolia Rydb, in Britt. & Brown, Ilustr. Fl. 2: 137. f. 1749. 
1897. 
TYPE LOCALITY: Kimball County, Nebraska. 
Rance: Nebraska to New Mexico. 
New Mexico: Nara Visa; Sandia Mountains; San Mateo Mountains, Plains and 
open hills, in the Upper Sonoran Zone. 
11. Lesquerella fendleri (A. Gray) S. Wats. Proc. Amer. Acad, 23: 254. 1888. 
Vesicaria fendlert A. Gray, Mem. Amer. Acad. n. ser. 4: 9. 1849. 
Vesicaria stenophylla A. Gray, Bost. Journ. Nat. Hist. 6: 149. 1850. 
Lesquerella stenophylla Rydb. Colo. Agr. Exp. Sta. Bull. 100: 155. 1906. 
Tyre Locauiry: On the smaller hills around Santa Fe, New Mexico. Type col- 
lected by Fendler (no. 40). 
Rance: Colorado and Arizona to western Texas, 
New Mexico: Farmington; Nara Visa; Socorro Mountain; Santa Fe; Carrizalillo 
Mountains; Florida Mountains; Organ Mountains; Roswell; Lake Arthur; Round 
Mountain; Queen; mountains west of San Antonio. Dry rocky hills, in the Lower 
and Upper Sonoran zones. 
This is the common perennial silvery-white Lesquerella found in the drier soil 
of the foothills of the mountains and the higher rocky mesas. It usually blooms 
early in the spring, but if the season is especially dry it flowers after the rains begin. 
12. Lesquerella pinetorum Woot. & Stand]. Contr. U. 8. Nat. Herb. 16: 126. 
1913. 
Type Locauity: On a dry hillside under pine trees at Gilmores Ranch on Eagle 
Creek, White Mountains, New Mexico. Type collected by Wooton & Standley 
(no. 3460). 
Rance: White Mountains of New Mexico, in the Transition Zone. 
17. CARDAMINE L. 
A herbaceous glabrous perennial 30 to 60 cm. high; leaves simple, broadly ovate- 
cordate, sparingly repand-dentate; flowers white, 5 to 8 mm. long; siliques rather 
stout, ascending, on long pedicels; valves nerveless; seeds in one row. 
1. Cardamine cordifolia A. Gray, Mem. Amer. Acad. n. ser. 4:8. 1849. 
Type Locauiry: Margin of Santa Fe Creek, in the mountains, New Mexico. Type 
collected by Fendler (no. 28). 
Rance: Wyoming to Arizona and New Mexico. 
New Mexico: Chama; Santa Fe and Las Vegas mountains; White Mountains. 
Along streams and in marshes, in the Transition and Canadian zones. 
18. DRABA Dill. Wurirtow arass. 
Low annuals, biennials, or perennials, with alternate entire or toothed leaves 
and yellow or white flowers in crowded racemes; sepals short, broad, obtuse; petals 
obovate or spatulate, entire or somewhat notched; styles short or obsolete; pubes- 
cence simple or branched; siliques flattened parallel to the septum, flat or twisted; 
seeds not winged. e 
