Eosackia. LEGUMINOSiE. 23»t 



§ 2. Pod as in Euhosackia, usually someiohat compressed, S-7-seeded, glabra m .- 

 seeds broadly oblong to orbicular : keel narrowed above into a rathei' short 

 mostly acute incurved beak, equalling or exceeding the wings: claws equally 

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

 tary, ascending : leaflets 1 to 5, on a more or less dilated rhachis ; stipules 

 gland-like : annuals. — Microlotus, Benth. 



* Floivers solitary, peduncled, usually bracteate with a single leaflet : corolla scarcely 



exceeding the calyx : leaves nearly sessile, 1 - 3-foliolate. 



13. H. Furshiana, Bentli. More or less silky-villous or sometimes 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 leaves : flowers 2 or 3 lines 

 long : calyx-teeth linear, much longer than the tube, about equalling the corolla : 

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

 Bot. Eeg. XV, under t. 1257. //. elata, floribunda, pilosa, & mollis, Xutt. in Torr. 

 & Gray, Fl. i. 327. 



A very variable species and of wide range, extending from Wasliington Territory to Northern 

 Mexico, and eastward to the Upper Missouri, Arkansas, and even North Carolina. 



* * Flowers 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 somewhat 

 dilated rhachis : loiv and imcch branched. 



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

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

 calyx scarcely half as long, the subulate teeth about equalling the tube : pod linear- 

 oblong, compressed, 6 to 9 lines long, about 5-seeded. — Fl. i. 326. Lotus subpin- 

 natus, Lag. ; Hook. & Arn. Bot. Beechey, 1 7, t. 8. 



Frequent near the coast from "Washington Territory to Santa Barbara, and more rare eastward 

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



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

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

 or linear-oblong, villous, 2 - 4-seeded. — PL Hartw. 30G. 



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

 coast, to Southern California. 



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

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

 remote from the rest : stigma minute, glcdtrous : umbels feiv-flowered, sessile or 

 pedunculate ; flowers and fruit reflexed : stipides 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 

 X)od elongated and much exserted beyond the calyx, only slightly indtescent : seeds 2, 

 straight, 1 1 lines long : calyx-teeth much shorter than the ttibe. 



-t- Someivhat tvoody at the base and nearly glabrous : stems anlged : leaflets thick and 

 ajyproximate, usually 3. 



IG. H. glabra, Torrey. Very nearly glabrous, the calyx and young leaves often 

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

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

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

 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 

 Linntea, x. 591. H. scoparia, J^Tutt. in Torr. & Gray, Fl. i. 325 ; Gray, 1. c. 346. 

 if. crassifolia, Nutt. 1. c. 



Common in the Coast Ranges from Lake Co. (Torrey) to San Diego. 



