Uamosi. | 261 
‘Calyx tube about 3 mm. high, reddish, the filiform-subulate teeth 
very lax and about as long as tube. Pedicels almost none to 2 
mm. long, much shorter than the subulate to triangular bracts 
which are 3-4 mm. long, hairy and hyaline. Peduncles stout 5-10 
cm. long, the fruiting rachis about as long, spreading. Leaves 
rarely 5 cm. long, rather broad, all petioled but upper petioles 
short, spreading. Leaflets rather thick, 6-8 pairs, hardly I em. long, 
folded. Stipules small, connate below, triangular. -£tims flexuous, 
about 1-2 ft. high, from a woody base, rather many. Sierra 
Valley to Owen’s Valley California on the eastern base of the 
Sierras growing in the sagebrush, Lower Temperate life zone. 
Whole plant softly silky-woolly. Blooming in May. The Owen’s 
Valley forms have larger and purple flowers and pods 5 mm. high and 
2 cm. long. 
226. Astragalus sylvaticus Watson Proc. Am. Acad. 23 262 
(1888). A. umbraticus Sheldon. Pods not tapering at base, ob- 
tuse or abruptly acutish, smooth and shining, closely reflexed, char- 
taceous, arched to a half circle, about 1.5 cm. long, 2-3 mm. high 
and 1 mm. wide, narrowly and deeply sulcate dorsally, with cross 
section narrowly Y-shaped, tip triangular-acute, ventral suture a 
mere line and not raised. Flowers white, many, in a short spike, 
drooping, about 1 cm. long, with delicate petals and none col- 
ored except keel tip, not narrow. Banner about 5 mm. long, oblong- 
ovate, abruptly arched at calyx to nearly erect, fiddle shaped by 
the sides being reflexed most near the middle (and about 2 mm. 
wide) ; groove broadly V-shaped, about 1 mm. deep and 2 mm. wide 
and goes almost to tip of banner without shallowing, deeply notched, 
cream-white, faintly waterlined. Wings close-pressed to keel and 
convex to it to the middle then the right hand one flares, very 
obliquely oblong-lanceolate, 2 mm. wide, very obtuse and rounded 
and erose at tip, 1 mm. longer than keel and about as much shorter 
than banner, Keel large, about 3 mm. long and high, arched from 
base to about a half circle. Calyx oblong-campanulate, about 3 mm. 
long, a little flattened laterally, yellowish and nigrescent, the lower 
Side straight, the upper a little arched, rather oblique at base and 
attached a little below the middle, cleft deeper and oblique at mouth. 
Teeth filiform from rounded sinuses. Pedicels about 1 mm. long. 
Bracts hyaline, triangular-subulate, about 3 mm. long and lax. 
Peduncles slender, strict, about as long as leaves and 1 dm. long, 
in the upper axils, the rachis about 2-3 cm. long and closely flow- 
ered. Leaves slender, not over 1 dm. long, spreading, the upper 
‘Sessile, with tapering and filiform rachis, only the uppermost leaf- 
lets reduced. Leaflets about 10 pairs, oblong-elliptical, notched, 
rounded and very short-petiolulate at base, green, fiat, thin, con- 
tiguous, smooth or nearly so. Stipules about 1 cm. long, subu- 
date, hyaline above. Stems about 2 ft. long, slender, flexuous 
ascending to erect, with internodes 2-7 cm. long, from slender and 
erect tap root, several at the small crown. The root leaves much 
reduced. In shaded woods in open places in rich soil. Glendale, 
Oregon, Middle Temperate life zone. 
227. Astragalus albens Greene Bull. Cal. Acad. 3 156 (1885). 
