140 LEGUMINOSJE, lotus. 



remote from the others ; keel broad and obtuse above. The ma- 

 ture ealyx deciduous with the indehiscerxt, usually small, arcuate, 

 slender-pointed, few-seeded pod. 



L. Douglasii Greene I.e. 149. Hsackia decumberrs Benth. Yillous- 

 pubescent and somewhat tomentose : stems slender, ascending or diffusely 

 procumbent, 6-18 inches long, from a thick very tough perennial root: 

 leaflets 5-7, cuneate-obovate to oblong, mostly acute, 3-6 lines long: um- 

 bels of yellow flowers on short peduncles, subtended by a 1-3-foliolate 

 bract : calyx silky, its slender teeth often as long as the campanulate tube: 

 pods pubescent, falcate, the beak longer than the seed-bearing portion, 

 about 2-seeded. Open plains and hillsides, Brit. Columbia to California. 



8 4. Hosackia Benth. Bot. Reg. xv, under t. 1257, as 

 Genus. Perennial herbs with pinnate leaves, true stipules, the 

 leaflets evenly distributed upon a linear rachis. Peduncles urn- 

 bellatelv many-flowered, the flowers usually subtended by a 

 bract. " Claw of the upper petal remote from the others, the lat- 

 eral ones partially cohering with the broad and mostly very ob- 

 tuse keel and spreading away from the claw of the upper one. 

 Pods acute above, linear, straight or nearly so, 5-20 seeded, gla- 

 brous terete or somewhat compressed, tardily dehiscent. 



* Glabrous throughout or becoming so : bracts petioled or wanting : 

 stipules scarious : leaflets 5-15 : flowers rather large. 



L. crassifolius Greene 1. c. 147. Hosackia crassifolia Benth. Stout, 

 erect, often 2-4 feet high, widely branching: leaflets 9-15, minutely pubes- 

 cent or somewhat villous but soon glabrate, thickish obovate or oblong, 

 usuallv obtuse and mucronulate, 6-12 lines long, peduncles nearly equal- 

 lino' the leaves, usually many-flowered: bract usually some, distance be- 

 low the umbel, 1-3-foliolate: flowers on slender pedicels, 2-4 lines long: 

 tube of the calyx campanulate, 3 lines long, truncate, the very short tri- 

 angular teeth distant from each other; petals much longer than the calyx, 

 dull dark purple : pods thick, about 2 inches long by 3 lines in diameter: 

 seeds nearlv orbicular. In rich alluvial soil, foothills of the Cascade 

 Mountains, Washington to California. 



L. pinnatus Hook. Bot. Mag. t. 2913. Hosackia bicolor Dough Glab- 

 rous throughout: stems numerous, from a thick perennial root, erect, 

 branched above, 1-2 feet high: leaflets 5-9 obovate or oblong, obtuse or 

 aeutish, 0-12 lines long; stipules rather large, triangular, acuminate: ped- 

 uncles mostly longer than the leaves, 3-10-flowered, naked, or sometimes 

 with a small scarious or 1-3-foliolate bract at the summit: flowers nearly 

 sessile, S-10 lines long; calyx campanulate, oblique, its triangular teeth 

 but half as long as the tube; upper petal bright yellow, the lateral ones 

 usually white : pods nearly terete, 2 inches long, but little more than a 

 line in diameter : seeds numerous, oblong. In springs and ditches. Brit. 

 Columbia to California. 



L. rorniosissimiis Greene 1. c. Hosackia gracilis Benth. Low and 

 slender, the weak stems (i-12 inches long: leaflets 5-7. broadly obovate to 

 obovate-oblongj obtuse, the lowest truncate or retuse; stipules thin, ovate: 

 pedicels equalling or shorter than the leaves; bract petioled, 1-3-foliolate: 

 teeth of the calyx unequal, triangular, acute or acuminate, shorter than 

 the campanulate tube; petals 7 lines long, the upi>er one yellow, the wide 

 spreading lateral ones and much shorter keel rose-color : pods short. In 

 moist ground along the seaboard, Oregon to California. 



* * Pubescent 6r pubernlent ; bracts nearly sessile, at the top of 

 the peduncles. 



