26 SYNOPSIS OF THE FLORA OF COLORADO 
short, dense ; flowers on short pedicels, deep violet-purple, or ochroleu- 
cous tinged with purple, the wings and banner (6/-8” long) exceeding 
the obtuse keel, the somewhat nigrescent campanulate calyx-tube twice 
longer zig the subulate teeth; legume 14’ long, 3” broad, linear-oblong, 
acuminate, strongly areuate or hama te, sessile, nearly glabrous with a 
ery Sparse pubescence, mottled, chartaceous, iembonlanly folded but 
usually with a deep dorsal sulcus approximating the suture to the pro- 
minent ventral one, dorsal septum none, many-seeded.—Clear Creek 
— 8 ter. 
GALUS GALBRIUSC ULUS, Gr. ie : + p- 204. Glabrous or 
sligerae hairy; stem erect, ne arly simple, iate; leaflets 5-6 —_ 
narrower than the preceding, green, rllowem ry olate, subacute, © 
oblong and obtuse at both ends ; ovary very smooth; po od lanceo slated 
subfaleate, attenuate into a sti ipe 2-3 times exceedi ng the calyx; 
otherwise like the last, of which it is probably only a variety. —Hall & 
Harbour, 116. South Be, — cage 
ASTRAGALUS OROBOIDES, Hor AMERICANUS, Gr. Rev. 
l.¢., p. 205. Subcinereous- acnecenien peat suberect, 1°-1$° high; 
leaflets 5-7 pairs, oblong and oval, or often linear- oblong, “scarcely 
retuse; flowers 3/-4” long, oi “ deep purple, the wings exceed- 
ing the keel; pod 5-6” long, 3 or 4 times longer than se pres 
moderately suleate, few- seeded ; Hess very short.—Hall & Harbour, 
1 ‘¢ Along the bank of streams, at peiaiio elevations and subalpine.” 
— “Lincoln ‘at 12,000 feet altitude, Coulte 
STRAGALUS ALPINUS, L.—Alpine sal anbebpiiies Ball & Harb eur 
195; Dr. Smith ; Brandegee South Park, Porter. Mt. Lawacte at 13,000 
feet altitude, Coulter 
ASTRAGALUS SPARSIFLORUS, Gr. Rev. l. ¢., p. 205. Slightly ap. 
pressed-pilose or glabrate; stems 1° or more in length with many s 
der wits reas diffuse ; stipules triangular- -subulate, distinet ; leaflets 
4-6 pairs, obovate or subrounded, often emarginate, Qu get ong ; 
0 fl 
— 
beg 
. 
pe paainslen’ scarcely exceeding the leaves, -10 flowered; flowers 3” 
long, bluish-white, the emarginate o or bifid banner and the wings much 
exceeding the ineurved keel; calyx-teeth equaling the tube; ovary 8- 
12-ovuled, short-stipitate ; pod 3-6" long, CuTsare ret; oblong, in- 
curved, pubescent with short hairs, mottled, 2-celled to the igi 
very s short stipitate, hg l suture acute —Hall & Harbour, 128. Oak 
ek, Fremont County, Brandegee. 
ASTRAGALUS LOTIFLORUS, Hook. Gr. Rev. l. ¢., p. 208. Hoary or 
cinereous with appressed hairs; stems rhc short; leaves lance-ob- 
long; peduncles exceeding the leaves or very short ; heads fow- flow- 
ered ; flowers yellowish ; calyx-teeth subulate , exceeding the tube 
about 1’ long, oblong-o ovate, in inflated, sub-caneseent, the cross- scotia 
na retuse or usually broadly obcordate toward the base.—Hall & 
Harbour, 131. Near Denver, Coulter. 
notch ema PUBENTISSIMUS, T. & G. Gr. Rev. 1. ¢. Ah 209. Dwarf, — 
hirsute-canescent with a loose pubescence, many- ‘stem 
amumal ur biennial root ; leaflets oblong or obovate ; Soween few, rather 
small, purplish-white, subracemose upon a short pedun nele, calyx-teeth 2 
equaling the campanulate tube; pod villous, 9-10” long, inlapees : 
bra the back — 
membranaceous, ovate-lunate, pineney incurved, suleate on 
with a slight introflexion S the s ure, Colorado Territory, near the 
e West. Found only by Nutta 
ASTRAGALUS MISssouR s, Nutt. Gr. Rev. l.c., p. 210. Subeanles-_ 
cent, hoary-silky with a eet. ps i arti appressed pubescence ; as 
Bf E x aa fe ose as Winns ire 
ra eae atc OO Pea ap Hn eT tah PY ERS pa Sac Maree TA hare ESSE g oN ge Retsil AN) 
