DISPORUM CONVALLARIACE 659 
lines long: segments of the perianth nearly erect, acute 6-11 lines long: 
stamens a third shorter: style usually more or less woolly above and 
slightly 3-cleft at the apex: ovary nearly smovth: berry oblong-ovate, 
attenuate above intoa short beak, triangular, 3-6-seeded, about 6 lines long, 
bright salmon-color, In the Coast Ranges, California to Brit. Columbia. 
* * Leaves acute or shortly acuminate, mostly cordate and clasping: 
perianth narrow and less gibbous at base: style entire. 
+ Filaments elongated, longer than the anthers. 
D. Hookeri B. & H.1.¢. Prosartes Hookeri Torr. More or less rough- 
ubescent with short spreading hairs: stems slender, 1-2 feet high, diffuse- 
y branched: leaves ovate, mostly deeply cordate, rough on the margins 
and:nerves beneath, 1-3 inches long, the uppermost very oblique: flowers 
1-6 in the fascicles; segments spreading above, 4-6 lines long, narrowed at 
base: stamens equalling or a little exceeding the perianth: ovary narrow, 
more or less pubescent: style entire, exserted, glabrous; berries usually 
somewhat pubescent, obovate, obtuse, 4 lines long, 6-seeded.. In the Coast 
Ranges, southern Oregon to California. 
D. trachyandrum B. & H.1.c. Prosartes trachyandra Torr. More 
or less pubescent with minute stiff hairs: stem slender, 12-18 inches high: 
leaves ovate to oblong, acute or somewhat acuminate, but slightly or not 
at all cordate, 1-2 inches long: flowers 1-3 in the fascicles: segments of the 
perianth lanceolate, acute, 4-5 lines long, % longer than the stamens, 
narrowed at base: anthers minutely hispid: ovary glabrous: berries 
smooth, with a short stout beak. In the mountains of southern Oregon 
and northern California. 
D. Oreganum’ B. & H. 1. c. Prosartes Oregana Watson. Stem 1-3 
feet high, diffusely much branched, woolly-pubescent above: leaves ovate 
or orbicular to oblong, more or less acuminate, distinctly cordate at base, 
2-4 inches long: flowers usually 1-2 in the fascicles, funnelform: segments 
of the perianth about 6 lines long, lanceolate, narrowed toward the base to 
a broad claw: filaments filiform with a dilated base, about 8 lines long: 
anthers a line long: style filiform, exceeding the stamens: berries ovate, 
acutish, pubescent, 5-6 lines long, 3-6-seeded. Common in forests, Oregon 
to Brit. Columbia. | 
D. trachycarpum B.&H. 1. c. Prosartes trachycarpa Watson. Pu- 
bescent, at least when young: stem 1-2 feet high, rather sparingly branch- 
ed: leaves ovate or oval to oblong-lanceolate, 2-4 inches long, acute or 
short acuminate, rounded or subcordate at base: flowers 1-3 in the fascicles, 
narrow campanulate: segments of the perianth narrowly oblong or oblan- 
ceolate, 6-7 lines long: stamens about equalling the perianth: style slender, 
exceeding the stamens: berries roughened, depressed-globose or somewhat 
ovoid, 4-5 lines in diameter, 3-18-seeded. In the mountains of eastern 
Oregon and Washington to Nebraska and Manitoba. 
+ + Anthers much longer than the very short filaments. 
D. parvifolium B. & H. 1. c. Prosartes parvifolia Watson. More or 
less pubescent with spreading hairs: stem 6-12 inches high, densely much 
branched : leaves ovate to ovate-lanceolate, more or less abruptly acumin- 
ate, very acute, slightly cordate at base, 6-18 lines long: flowers 1-6 in the 
fasciclés;narrow campanulate: segments of the perianth lanceolate, acute 
or somewhat acuminate, 4-6 lines long. white, twice as long as the stamens: 
filaments about a line long, shorter than the lanceolate acute anthers: 
ovary small, slightly pubescent: style slender, slightly exserted: berries 
not seen. In the Coastand Siskiyou Mountains of southern Oregon and 
northern California. 
A 
