50 ‘ CRUCIFER 2. CARDAMINE. 
lous point; lateral leaflets ovate, entire, mostly obtuse, 10-13 lines long: ra- 
ceme ample: flowers white: pods 25-30 lines long, erect on widely spread- 
ing pedicels: style stout: seeds light brown, about 20 in each pod. In 
springy places, Spokane July 2nd and Sept. 27, 1896,” C. V. Piper. 
C. Brewerii Watson Proc. Am. Acad. x, 339. Glabrous or slightly 
pubescent at base: stems erect or decumbent at base, a foot or more high 
from slender running roetstocks; radical leaves simple or with a pair of small 
lateral leaflets, round-cordate, entire or coarsely sinuate-toothed, the cauline 
with rounded and sinuate or lobed leaflets, the upper more oblong or lanceo- 
late: petals 2 lines long white: pods 8-15 lines long, obtzse or ‘scarcely 
beaked with the short style, ascending on pedicels 2-4 lines long: radical, 
scarcely cleft. In the mountains and along the coast, Brit. Columbia to 
California and Nevada. 
C. angulata Hook. Fl. i, 44. Glabrous or sparsely hirsute: stems 
rather slender, simple, 1-2 feet high from long running rootstocks: leaves 
all 3-foliolate or sometimes 5-foliolate; leaflets triangular-ovate to oblong, 
usually cuneate at base and coarsely 3-5 toothed or the lateral ones entire, 
the terminal ones not greatly larger than the lateral, about an inch long ex- 
ceeding the petioles: raceme short, few-flowered: petals white, 5-7 lines long: 
pods about an inch long attenuate to the*stout style, spreading on divari- 
cate pedicels. In damp woods, Oregon to Brit. Columbia. 
, C. occidentalis. C. pratensis var occidentali Watson in Gray Syn, Fl. 
i, 158. Mioutely hirsute below: stems slender, 4-10 inches high from 
small oblong tubers, paniculately branched: leaves mostly radical, pinnate; 
leaflets 3-5 pairs, obovate or oblong to linear, 1-4 lines long sparingly den- 
tate, the terminal one the largest: racemes short, several-flowered; petals 
white, a line long, but little longer than the sepals: pods filiform an inch 
long by less than half a line wide, abruptly contracted to. the sessile stigma, 
ta length erect on spreading pedicels: seeds minute, oblong. In open wet 
places about the mouth of the Willamette river. 
C. pratensis L. Spec. ii, 656. Glabrous or somewhat pubescent be- 
low: stems erect from a fibrous-rooted tuber, 10-16 inches high: leaves pin- 
nately 7-13 foliolate; leaflets mostly entire, often petiolulate, those of the 
radical leaves roundish, of the cauline oblong to linear: flowers white, 
usually in a broad corymb, 2-6 lines long: pods 2-15 lines long by a line 
wide, tipped with a short thick style. In wet places, Willamette valley, 
Oregon to Alaska and the northeastern states and Labrador. 
C. parviflora L. Syst. Nat. ed. 10,1131. Very slender, glabrous or 
sparingly pubescent stem susimple, erect or nearly so, 6-18 inches nigh 
from a fascicle of delicate fibrous roots: leaves pinnately parted into several 
pairs of small leaflets, those of the lower leaves oblong to suborbicular, of 
the upper linear: flowers small; petals oblong-cuneiform, longer than the 
ovate obtuse sepals: pods about an inch long, erect upon spreading pedicels. 
In damp woods, Oregon to the New England states. 
C. Pennsylvanica Mubl. in Willd. Spec. iii, 486 Nearly or quite gla- 
brous: stems a foot or two high from a fascicle of slender fibrous roots, 
leafy and branching: leaves pinnately 3-15 foliolate; leaflets of the lower 
leaves roundish or short-oblong; of the upper oblong with rounded apex and 
narrowed base commonly more or less decurrent wpon the rachis, usually 
half inch or more long and 1-3 lines broad: petals white, a line or two long: 
pods suberect upon ascending pedicels. California to Alaska and across the 
continent to the Atlantic states. 
C. oligosperma Nutt. T. & G. Fl. i, 85. Hirsute to nearly gla- 
brous: stems slender, 3-12 inches high from an annual fibrous root, leaves all 
pinnate; leaflets 3-5 pairs. roundish, -1-6 lines in diameter, obtusely 3-5- 
