AsTRAGALCs. LEGUMINOS^. 333 



little curved, acute at cach'end, stronfrly rcticuktod, the upper suture acute, 

 the lower one deeply sulcate. — Ell. s/r. 2. p. 221. 



Bluils on tlie St. Mary's Kiver, Georgia, Hakhvin ! Newbern, N. Caro- 

 lina, and Middle Florida, Croom I /Jr. Chopman ! — Plant 4-8 inches 

 long. Leaves numerous: leatiets 3-4 lines long; thuse ol the radical leaves 

 very small and roundish. Stipules lanceolate. Kloweis 4-5 lines long, white 

 mixed with pale blue, distinctly pedicellate. Legume an inch in length, with 

 a very acute and rather long point, but not acuminalcd. 



20. A. (Jistortn.^: sparsely pubescent, prostrate ; leaflets 8-12 pairs, oblong 

 or obovate, sometimes elliptical, usually einarginate ; peduncles longer than 

 the leave?; spike roundish or oblong, 10-20-iiowtrcd, loose; calyx clothtd 

 with blackish hairs; thj teeth broad, acuminate, about half the length ot the 

 tube ; legumes oblong, somewhat inflated, often somewhat twisted, abruptly 

 pointi.'d, scarcely reticulated; upper suture slightly indexed; the lower one 

 deep'y sulcate. 



Arkansas Xntlall! Dr. Leai-enwnrih! Texas, Dnrmmond ! Dr. Lea v- 

 enworth ! Alay. — Stem S-15 inches long. Lower leaflets oittn much small- 

 er than the upper ones, and broader in proportion to their length. Flowers 

 about half an iiichlong, blue, and sometimes (apparently) nearly white. Ca- 

 lyx about onc-fhird the length of the corolla; the teeth almost vill''us. Le- 

 gumes about 8 lines long, abruptly curved in the middle, sessile. — Very near 

 the preceding species. Tiie leaflets are usually narrower, the teeth ot the ca- 

 lyx shorter, and clothed with black hairs ; and the legume is quite ditferent. 



2L .4. diaphanus (Dougl.): prostrate and diffuse, pilose-scabrous; sti- 

 pules small, ovate, acuminate. 1 'allots 5-9 paTS, obovate ; peduncles shorter 

 than the leaves; flowers (small) in loo.-e heads; bracts minute, ovate, acu- 

 minate, rather shorter than the pedicels ; legumes lalcate, somewhat renexed, 

 linear, compressed, somewhat diaphanous, nearly glabrous, 2-celled, many- 

 seeded. Ilank. Jl. Bor.-Am. 1. p. 151. 



Sandy soil near the G.eat Falls of the Oregon. Flowers scarcely more 

 than half an inch long, purple, fading w^hen dry to nearly white. Legume 

 scarcely an inch long, flattened laterally. Iluok. 



22. A. lentigviosus (Dougl.) : prostrate, somewhat glabrous ; stipules small, 

 ovate, acute ; leaflets about 8 pairs, obovate ; peduncles shcrter than the 

 leaves ; flowers . . ..; legumes ovate, acuminate, membranaceous, curved up- 

 wards, inflated at the base, 2-celled, somewhat glabrous. Hook.ji. Bor.-Am. 

 1. JD. 151. 



Subalpine ranges of the Blue Mountains of Oregon, Doitglas. — Resem- 

 bles A. tuberculosus, a native of Syria and Cappadocia. Hook. 



22. A. infle.Tvs (Dougl.) : prostrate, diflxise, whole plant very villcus-to- 

 mentose ; stemflexuous; stipules rathe^ large, ovale; leaflets 9-10 pairs, ellip- 

 tical and rather acute, or obovatear^.doiiuse; peduncles longer than the leaves, 

 racemes loose, oval; bracts subulate, nearly as long as the membraaaceous 

 calyx; legumes ovate, acuminate, depressed, somewhat 2-celled, much curv- 

 ed upwards. Hook. fl. Bor.-Am. \.p. 151. 



Barren sandy grounds of the Oregon, from the junction of Lewis' and 

 Clarke's River to the mountains. Douglas. — Whole plant (except the large 

 purpl? corolla) woolly wnih long loose hairs. Calyx very thin, long and cy- 

 lindrical, with slender Hexuous teeth, nearly as long as the corolla. Legume 

 an inch lonir, ovate and tapering a little at the base, but much more at the ex- 

 tremity, pointed, curved so as to be ahnost doubled, with a shallow broad 

 furrow below. Hook. 



22. A.glareosus (Dougl.) : depressed ; Avholeplant clothed Avith soft woolly 

 hairs; stems short; stipules oblong, acuminate, appressed, membranaceous; 

 leafii;t3 6 pairs, linear-oblong ; peduncles as loar; as the kuves, or shorter, 



