lotus. LEGrUMINOSiE. N 139 



rachis: peduncles usually exceeding the leaves, with a single unifoiiolate 

 bract at the summit ; flowers solitary, 2-3 lines long; teeth of the calyx 

 linear, much longer than the tube, almost equalling the corolla; petals 

 salmon-color, the upper one orbicular : pods narrow, somewhat compressed, 

 about an inch long, 5-7-seeded. with very spongy partitions between the 

 oblong black or mottled seeds. Common on bars and gravelly banks of 

 streams. Brit. Columbia to California, Missouri and Arkansas. 



§ 2. Anisolotus Bernh. as genus. Leaves pinnately 



2-10-foliolate, the leaflets scattered on a more or less dilated 

 rachis, with gland-like btipules and small Howers on axillary 

 peduncles. Pods promptly deciduous. 



* Annuals: flowers solitary, on very short pedicels, not bracted : 

 claws of the petals equally approximate to each other; the keel nar- 

 rowed above into a somewhat incurved beak: pods short, not attenu- 

 ate at base, few-seeded, promptly deciduous. 



L. Wrangelianns F. &. M. Ind. Sem. Hort. Petrop. 10. Hosackia sub- 

 pinnatu T. & G. Pilose or subglabrous : stems diffusely branched from the 

 base, 4-6 inches high : leaflets 2-4, all but one on the outside of the rachis. 

 oblong, subglabrous, 4-6 lines long, more or less pilose : flowers sessile or 

 nearly so, about 2 lines long; teeth of the calyx subulate, several times 

 longer than the tube, ciliate with long spreading hairs, not as long as the 

 yellow corolla : pods pubescent, 6 lines long, nearly obtuse, 5-7-seeded. 

 Southern Oregon to California. 



L. Iiumistratus Greene Pitt, ii, 139. Hosackia brachycarpa Benth. 

 Softly villous: stems 4-0 inches high, diffusely branched from the base : 

 leaflets usually 4, all but one on the outside of the rachis 3-6 lines long, 

 obovate to oblong, acute, flowers sessile, 3-4 lines long, bright yellow; 

 calyx-tube very short, its subulate teeth much longer, nearly equalling the 

 corolla: pods 3-4 lines long, oblong, obtusish, very pubescent, nearly 

 terete, 2-4-seeded. On gravelly bars and banks along streams. Southern 

 Oregon to California. 



L. uenticulatus Greene 1. c. Hqsackia denticulata Dreir. Pale green 

 and glaucous, glabrous or the inflorescence villous : stems erect, sparingly 

 branched, 1-2 feet high: leaflets 2-6, all but one on the outside of the 

 rachis, obovate to oblanceolate, 4-8 lines long, sparingly hairy beneath : 

 flowers 2-3 lines long, solitary, on short axillary pedicels or nearly sessile : 

 calyx deeply 5-cleft, its subulate teeth longer than the tube, denticulate, 

 about equalling the corolla; petals about 2 lines long, pale yellow or sal- 

 mon-color, changing to rich dark red: pods pubescent, very short. 3- 

 seeded. In wet places, Vancouver Island to California. 



* * Peduncles elongated, one to several -flowered, mostly bracted : 

 claw of the upper petal commonly remote from the others; keel mostly 

 obtuse. 



L. micraiithus Benth. Trans. Linn. Soc. xvii. 367. Hosackia parvi- 

 flora Benth. Annual: glabrous or nearly so: stems slender, ascending, 

 4-12 inches long, usually branching from the base: leaflets 3-5, obovate to 

 narrowly oblong, 2-3 lines long: peduncles longer than the leaves, 1-2- 

 flowered, with a 1-3-foliolate bract at the summit: petals yellow, about 2 

 lines long, keel with a short incurved apex, nearly equalling the wings ; 

 banner obcordate : pods 6-12 lines long. 5-7-seeded, often contracted be- 

 tween the seeds. Common on dry or gravelly plains and hillsides. Van- 

 couver Island to California. 



S 3 Svrmatium Vogel as Genus. Mostly perennials with 

 pinnately 8-7-foliolate leaves, and gland-like stipules. Pedun- 

 cles Umbellately one to several-flowered; claw of the upper petal 



