236 ONAGRACEZ. BOISDUVALIA. 
CLARKIA. 
petals shorter ; filaments very slender, naked at base; anthers all 
perfect, oblong, attached near the base. Ovary 4-celled several 
ovuled: style filiform: stigma-lobes short somewhat cuneate. 
Capsule membranaceous, ovate-oblong to linear, nearly terete, 
acute sessile dehiscent to the base. Seeds ascending few in one 
row in each cell, ovate-oblong, somewhat angled, smooth. 
B. Torreyi Watson Bot Cal. i, 233. Villous throughout with short 
stiffish spreading hairs; stems rather slender, 4-18 inches high: leaves 
linear to lanceolate, usually narrowed at base, entire cr somewhat denticu- 
late, 4-9 lines long; the floral ieaves similar and scarcely smaller; flowers 
in a loose simple spike, 1-2 lines long, purplish: capsule linear acuminate, 
4-6 lines long, cells 6-8 seeded, the partitions adherent to the valves; seeds 
ovate half a line long or less. Washington to California. 
B. Douglasii Spach. Hist. Veg. 223. B densiflora Watson. Canes- 
eently pubescent and more or less villous, often stout, 1-3 feet high: 
leaves lanceolate to linear lanceolate, acuminate, mostly denticulate, 1-3 
inches long the floral leaves usually much shorter and broader; flowers 
usually in a close terminal spike or numerous lateral spikelets; calyx 1-3 
lines long, about half the length of §the petals; capsule ovate-oblong, 
smooth or slightly villous, 2-4 lines long, cell 3-6 seeded, the partitions 
wholly separating from the valyes and adherent to the placenta; seeds 
nearly or quite a line long. In wet places, Brit Columbia to California. 
B. glabella Walp.l.c. Glabrous or slightly pubescent: slender, 8-16 
mches high; leaves ovate to oblong-lanceolate, acute. serrate, 6-12 lines 
jong, the floral bracts scarcely smaller: flowers in a simple spike, shorter 
than the leaves, petals deep purple, less than a line long; capsule ovate- 
oblong, 2-4 lines long, the partitions adherent to the valves, seeds 4-6 in 
each cell. linear-lanceolate, a line long. 4n ditches and wet places, Brit. 
Columbia to Oregon and Nevada. 
13 CLARKIA Pursh. Fl i, 260, t, 11. 
Annuals with erect brittle stems, alternate leaves and showy 
flowers in terminal racemes. Calyx-tube obconical above the 
ovary, deciduous: the 4-cleft limb reflexed. Petals 4, with 
elaws lobed or entire, purple or viclet. Stamens 8, those oppo- 
site to the petals often sterile or rudimentary; anthers oblong 
or linear, attached by the base. Ovary 4-celled: style elongated ; 
stigma with 4 broad lobes, sometimes unequal, at length spread- 
ing. Capsule linear, attenuate above, coriaceous, erect, some- 
what 4-angled, 4-celled and 4-valved to the middle. Seeds num- 
erous, angled or margined, 
C. pulehella Pursh.1 c. Stem 6-2) inches high, simple or branched, 
inflorescence puberulent: leaves linear-lanceolate to linear, 1-3 inches 
jong, nearly glabrous, entire petals 6-9 lines long, 3-lobed, attenuate to a 
long claw, which has a spreading tooth on each side; perfect stamens with 
a linear scale on each side at base, the alternate stamens rudimentary and 
filiform: stigma-lobes equal, dilated: capsule 8-12 lines long, s-angled, on 
a spreading pedicel, 2-3 lines long; seeds obliquely cubical, minutely 
tuberculate. Brit. Columbia to California and the Rocky Mountains. 
C. rhomboidea Dougl. Hook. Fl. i, 214. Stem slender, 1-2 feet high, 
simple or sparingly branched above, puberulent or nearly glabrous: 
leaves oblong-lanceolate to ovate, the upper narrower, all on slender peti- 
oles, entire; petals entire, rhomboidal, with a short broad claw which is 
