ASTRAGALUS. LEGUMINOS.E. | 147 
A. Howellii Gray Proc. Am. Acad. xv, 46. Cinereous-pubescent 
throughout: stems erect, slender, 1-2 feet high, sparsely leafy; stipules 
linear-lanceolate, partly adnate, 2 lines long; leaflets 11-31, oblong to lin- 
ear, obtuse to retuse, 4-8 lines long; peduncles exceeding the leaves; 
flowers white, on short spreading pedicels, soon deflexed, in a loose raceme ; 
calyx campanulate, subgibbous at base, its subulate-setaceous teeth about 
equalling the tube: pods straight, oblong-lanceolate, acuminate, attenuate 
at base to a stipe, twice longer than the calyx, 2-celled by the intrusion of 
the dorsal suture, the ventral suture prominently keeled, canescent, 
several-ovuled. Dry hillsides and plains, Eastern Oregon near The Dalles. 
A. misellus Watson Proc, Am. Acad. xxi, 449. Canescent with a short 
appressed pubescence: stems numerous from a thick perennial root, de- 
cumbent or ascending. 4-6 inches long: stipules triangular to broad-subu- 
late, slightly connatz; leaflets 17-21, oblong to linear, 2-3 lines long, pu- 
bescent beneath, soon glabrate above: peduncles about equalling or much 
exceeding the leaves, few-flowered; flowers spreabing or reflexed, on very 
short pedicels: calyx campanulate, its teeth nearly equalltng the tube: 
pod linear, somewhat curved; attenuate below to a stipe a little longer 
than the calyx, compressed, 2-celled by the intrusion of the dorsal suture, 
the ventral suture rounded or acute, reflexed, finely pubescent. 8-10 lines 
long. On sterile hillsides in the John Day valley at Mitchell, Oregon. 
A. racemosus Pursh F1. 740. Appressed pubescent or glabrate: stems 
1-2 feet high, rather stout, somewhat sulcate, very leafy : leaflets about 21, 
elliptical, oblong or oval, obtuse, mucronate, smooth above, 6-8 lines long: 
peduncles about the length of the leaves, loosely many-flowered; flowers 
nodding and somewhat secund, calyx whitish-pubescent, strongly gibbous 
at base, the setaceous teeth slightly shorter than the tube, equalling the 
stipe: pods lance-oblong, an inch long, triangular. not 2-celled, very 
smooth. Plains of Idaho to Kansas and the Northwest Territory. 
§ 9. ArGopHYLLI Gray Proc. Am. Acad. vi, 209. Pods mostly 
thick-coriaceous and obcompressed, the intruded dorsal suture 
more or less approaching the ventral, not 2-celled, pubescent. 
A. iodanthus Watson Bot. King 70. Canescent with an appressed 
hairy pubescence, or nearly glabrous with scattered hairs upon the petioles 
and margins of the leaves; stems decumbent, 6-10 inches long, from a 
perennial root: stipules ovate-lanceolate, free or somewhat adnate to the 
etiole ; leaflets 13-21, 2-5 lines long, obovate or orbicular, obtuse: pe- 
SOrielos equalling the leaves; spikes short, dense ; flowers on short pedicels, 
deep violet-purple or ochroleucous tinged with purple, the lateral and 
upper petals 6-8 lines long, exceeding the obtuse keel, the somewhat 
nigrescent campanulate calyx-tube twice longer than the subulate teeth: 
pods 18 lines Jong, 3 lines broad, linear-oblong, acuminate, strongly arcu- 
ate or hamate, sessile, nearly glabrous with a very sparse pubescence, 
mottled, chartaceous, irregularly folded but usually with a deep dorsal 
‘ sulcus approximating the suture to the prominent ventral one, many- 
seeded. Eastern Oregon to California, Nevada, Colorado and Montana. 
A. Beckwithii T. & G. Pac. R. Rep. ii, 120. Glabrous or near’y so: 
stems 1-2 feet long, from perennial roots, diffusely spreading: stipules 
ovate-lanceolate, adnate to the petiole: leaflets 13-25, 6 lines long, broadly 
oval: flowers 5-8, in a short loose raceme, orchroleucous, 9 lines long ; calyx 
nearly glabrous, its subulate teeth scarcely shorter than or exceeding the 
campanulate tube: pods 1 inch long, glabrous, transversely rugulose, coria- 
ceous, short stipitate, somewhat obcompressed, flattened dorsally with the 
sutures slightly intruded, bisulcate ventrally with the prominent suture 
acutely margined, many-seeded. Brit. Columbia to Southern Idaho, Utaht 
Nevada and California. 
A. glareosus Dougl. Hook. Fl.i, 152. Silky-villous with incumbent 
