Hosackia. LEGUMINOS.E. 137 



§ 2. Pod as in Euiiosackia, umaUy somewhat compressed, ^ — 1 -seeded, glabrous: 

 seeds broadly oblong to orbindar : keel narrowed above into a rather sliort 

 mostly acute incurved beak, e(fnaUing or exceeding the wings: claws equally 

 approximate to each other, included in the calyx : Jtoivers small, mostly soli- 

 tary, ascending: leajlets I to 5, on. a more. or less dilated rhachis ; stipiiles 

 gland-like : annuals. — Microlotus, 15enth. 



* Flowers solitary, peduncled, usually hracteate with a single leaflet : corolla scarcely 



exceeding the calyx : leaves nearly sessile, 1 - Z/oliolate. 



13. H. Furshiana, Benth. More or less silky-villous or soniotimes glabrous, 

 erect or ascending, often a foot high or more : leaflets varying from ovate to lanceo- 

 late, 3 to 9 lines long : peduncles usually exceeding the loaves : flowers 2 or 3 lines 

 long : calyx-teeth linear, much longer tlian tlie tube, about equalling the corolla ; 

 pod narrow, linear, glabrous, about an inch long, 5 - 7-seeded : seeds oblong. — 

 Bot. Reg. XV, under t. 1257. //. elata, floribtinda, jnlosa, & mollis, Nutt. in Torr. 

 & Gray, Fl. i. 327. 



A very variable species and of wide range, extonduig from Washington Territory to Northern 

 Mexico, and eastward to the Upper Missouri, Arkansas, and even NorUi CaroHna. 



* * Flotoers nearly sessile and mostly solitary in the axils, not bracteate : corolla ex- 

 ceeding the calyx : leaflets 3 to 5, obovate to oblanceolate, scattered on a somew/uit 

 dilated rhachis : loio and much branclied. 



14. H. subpinnata, Torr. & Gray. Villous or glabrate, decumbent or ascend- 

 ing, a span high or less: leaflets half an inch long or less: flowers 3 or 4 lines long ; 

 calyx flcarcoly half as long, the aubulnto teotli about equalling the tube : pod linear- 

 oblong, compressed, G to 9 lines long, about r)-scedotl. — Fl. i. 32G. Lotus subpin- 

 natus. Lag. ; Hook. & Am. Bot. Beechey, 17, t. 8. 



Frequent near the coast from Wa.s}iington Territory to Santa Barbara, and more rare eastward 

 in the interior to S. Utah, Parry. Also in Cliili. 



15. H. brachycarpa, Benth. Bcsembling the last : softly villous : calyx longer, 

 the teeth linear and very much longer than the tube : pod 3 or 4 lines long, oblong 

 or linear-oblong, villous, 2 - 4-seeded. — PI. Hnrtw. 306. 



From the upper Sacramento River in the foot-hills of the Sierra Nevada, and also near the 

 coast, to Southern California. 



§ 3. Pod long -attenuate njnvard, incurved, somewhat terete, 1 - 2-seeded : seeds terete, 

 linear or oblong : keel broad above and mostly obtuse ; claw of the standard 

 remote from the rest : stigma minute, glabrous : umbels few-flowered, sessile or 

 pedunculate ; flowers and fruit reflexed : stipules minute dark-colored glands : 

 leaflets 3 to 7 : mostly perennial. — Syrmatium, Gray. (Syrmatium, Vogel.) 



* Glabrous or sparingly pubescent : stems slender and virgately branched : body of the 

 pod elongated and much exserted beyond the calyx, only slightly pubescent : seed^ 2, 

 straight, 1 J lines long : ralyx-terth much shorter than the tube. 



+- Somewhat woody at the base and nearly glabrous : .items angled : leaflets thick and 

 approximate, usually 3. 



16. H. glabra, Torrey. Very nearly glabrous, tlie calyx and young leaves often 

 somewhat appre.ssed-silky : stems woody at base, 2 to 8 feet high, erect with weak 

 straggling branches or sometimes decumbent : leaflots oblong to linear-oblong, 3 to 

 6 lines long, obtuse or acute : umbels numemus, sessile : flowers 3 or 4 lines long : 

 calyx 1^ to 2,^ lines long; the teeth narrowly subulate, erect, a half to one fourth 

 as long as the tube. — Bot. Wilkes Exp. 274. Syrmatium. glabrum, Vogel in 

 Linnaja, x. 591. H. scoparia, Nutt. in Torr. & Gray, FI. i. 325 ; Gray, 1. c. 346. 

 //. crassifolia, Nutt. 1. c. 



Common in the Coast Ranges from Lake (^o. ( Torrcrf) to San Diego. 



