| BROPHILA. CRUCIFERZ. 53 
DRABA. 
lines long: flowers small, in slender racemes, the white or pale yellow 
petals but little exceeding the short sepals: pods orbicular, with a thin 
margin, slightly emarginate, 144 lines in diameter, a little exceeding the 
persistent sepals, pubescent, 4-8 seeded, on spreading pedicels a line long: 
style half a line long. A native of southern Europe sparingly introduced 
-at Seattle Washington and the eastern states. 
***** Pods oblong elliptical or oblanceolate rarely linear 
2-several-seeded. Stamens unappendaged. : 
16 EROPHILA DC. Syst. ii, 356. 
Stellate-pubescent scapose winter-annual with entire or coarsely 
toothed leaves and white flowers in very early spring. Sepals 
equal at dase. Petals 2-lobed or 2-parted. Style short or none. 
Pods oblong, compressed, with membranaceous convex 1-nerved 
valves. Seeds numerous in 2 rows in each cell. 
E. vutearis DC. 1. c. Draba verna L. Sp. ii, 642. Scapes naked, 1-6 
inches high, filiform : leaves lanceolate, somewhat toothed : pods glabrous, 
round-oval to oblong, 1-4 lines long, shorter than the spreading pedicels: 
stigma nearly sessile. Introduced from Europe. Well established at Van- 
couver Washington. 
17 DRABA Dill. Cat. Pl. Giss. App. 122. L. Gen. n. 800. 
Low annual or perennial herbs with entire or tcotned leaves 
and white or yellow flowers. Sepals short and broad, equal at 
the base. Petals commonly obovate, entire (rarely bifid). Fila- 
ments mostly, flattened, without teeth at the base. Anthers round- 
ed or oyal. Style short, or slender and somewhat elongated. 
Stigma simple or very slightly lobed. Pod oval to oblong or 
linear, flat, dehiscent. Seeds few-many, in 2 rows, wingless. 
Cotyledons accumbent or rarely incumbent. 
§ 1 DraBetia, DC. Syst. ii, 332. 351. Stellate-pubescent or 
more or less villous short cai escent and more or less leafy-stem- 
med winter-annuals with ascending or spreading pedicels, entire 
or emarginate petals and sm voth seeds. 
* Flowers white: pedicels clustered or approximate at the end of the 
stem or branches. Early spring species. 
D. Caroliniana Walt. Fl. Car. 174. Scape-like stems very slender, 
often branched. 1-3 inches high, smooth; leaves obovate to oblanceolate, ob- 
~ tuse, mostly entire, hispid with simple or branched hairs: pedicels very short: 
pods clustered at the endof the »tvms,. linear, 4-6 lines long, 20-30-seeded, 
glabrous; stigma sessile. Under “Sage-brush’” Umatilla Oregon to Ontario 
New England and Carolina. 
D. micrantha Nutt. T. &G. Fl. i, 109. D. Caroliniana var. micran- 
tha Gray Man. 72. Stems leaiy and hispid below, naked and smooth 
above: leaves cuneate-obovate, hispid, entire: pods hispid, linear, much longer 
than the pedicels. Open plains and rocky places, Klickitat Washington 
to Illinois and Texas, ; . 
* * Pedicels more remotely racemose. Flowers very small, 
white. Stigma sessile or nearly so. 
D. brachyearpa, Nutt. T.&G. Fl. i, 108. Pubescent with minute 
appressed stellate hairs: stems simple or branehed, %-2 inches high, from 
