48 CRUCIFER. CAULANTHUS. 
DENTARIA. 
C. pilosus Watson Bot. King, 27. Pilosely hispid: stems 2-4 feet high 
from a biennial root, stout erect branched leaves petioled lyrately pinnat- 
ifid, the lobes sparingly angular-toothed : flowers greenish white on spread- 
ing pedicels, the oblong petals narrowed above, 4 lines long: pods slender 
3-5 inches long by less than a line in diameter, flexuous, widely 
spreading or recurved. In sandy soil in “sage brush,” etc., southeastern 
Oregon to Nevada and California. 
C. crassicaulis Watson |. c.. Glabrous: stem simple, erect, 1-3 feet 
high, very thick, fistulous: leaves chiefly clustered at or near the base, ob- 
lanceolate in outline, lyrately toothed or pinnatifid, 2-5 inches long; cau- 
line leaves few, much reduced, linear or somewhat hastate: foes 
subsessile, large: sepals oblong-lanceolate 5-6 lines long, more or less pub- 
escent, usually densely so, often velvety: pods ascending, slender, terete © 
4-5 inches long terminated by the conspicuous stigma. On dry foothills 
and rocky slopes Idaho to Utah and southern California. 
9 DENTARIA Tourn. Inst. 225, t. 110; L. Gen. No. 540. 
Sepals equal at base, erect or nearly so. Petals much longer 
with slender claw and ovate blade. Pods linear, straight with 
stout firm nerveless flat valves that do not separate elastically, 
and nerveless partition. Stigma short, capitate or rarely 2-lobed. 
Seeds in one row, wingless; cotyledons often thick more or less 
unequal and somewhat oblique, petiolate. Low, usually gla- 
brous perennials with commonly simple stems, variously lobed 
leaves and comparatively large campanulate flowers in very 
early spring. 
D. tenella Pursh Fl. ii, 439. Stems slender 3-10 inches high from an 
irregular branching or tuberiferous rootstock: radical leaves shallowly 
3-5 lobed or coarsely toothed, 6-18 lines long, the petioles often bearing 
bulblets on their underground portion: cauline leaves 1-2, sessile, deeply 3- 
lobed or 3-foliolate with linear or linear-lanceolate entire obtuse segments, 
6-12 lines long; racemes few-flowered, terminal and sometimes axillary: 
flowers rose-purple: pods 1-2 inches long by a line broad, attenuate to a 
slender style. and a broad distinctly 2-lobed stigma. Very common in. 
woods, western Oregon and Washington, flowering in very early spring, 
D. sinuata Greene Pitt. iii, 123. Cardamine sinvata Greene Eryth. i, 
148. Stems 6-18 inches high from tuberous roots, simple or sparingly 
branched: radical leaf simple from round-reniform to almost orbicular, 
cordate at base 2-3 inches broad, sinuately lobed, the 9-15 lobes obtuse or 
almost truncate, conspicuously mucronate; cauline leaves 2 or 3, divided 
3-5 more or less cuneate leaflets which are lobed or coarsely toothed at 
the apex: racemes lax, few-flowered: flowers large, rose-purple; pods 2-3 
inches long, conspicuously rostrate. Among the ‘‘Redwoods’’ near Cres- 
eent City, California, no doubt in adjacent Oregon. 
D. pulcherrima Greene 1. c¢.- Cardamine pulcherrima, Greene 1. ¢. 
Stoutish, stems 4-8 inches high froma rather slender horizontal root; 
herbage glabrous, somewhat succulent: radical leaf palmately 3-5-lobed- 
parted-or-divided, with entire lobes or divisions; cauline leaves 1 or 2, 
when solitary situated near the inflorescence, digitately 3-5 parted into 
oblong-linear or lanceolate segments an inch long more or less: racemes 
short, few-flowered ; petals 6-10 lines long, lilac-purple veined with dark 
urple. In shaded places, eastern Oregon and Washington near The 
alles. 
D. quereetorum Greene 1. c. Cardamine quercetorum, Howell, Eryth. 
iii, 38. Glabrous: stems slender, 6-12 inches high from a branching scaly 
root: radical leaf 3-5-foliolate; /eaflets elliptical, coarsely dentate, 1-2 inches 
