140 LEGUMINQ&E. LOTCS. 



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

 ture calyx deciduous with the indchiscent, usually small, arcuate, 

 slender-pointed, few-seeded pod. 



L. Douglasii Greene 1. c. 149. H<>*ackia. clecutHbenK Krnih. Yillous- 

 pubescent and somewhat tomentose : stems slender, ascending or diffusely 

 procumbent, 0-18 inches long, from a thick very tough perennial root: 

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

 bels of yellow flowers on short peduncles, subtended by' a 1-8- folio! ate 

 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. 



4. HOSACKIA Benth. Hot. Reg. xv, under t. 1257, as 

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

 leaflets evenly distributed upon a linear rachis. Peduncles um- 

 bellately 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, o--20 seeded, gla- 

 brous, terete or somewhat compressed, tardily dehiscent. 



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

 stipules scarious : leaflets 5-1 5: flowers rather large. 



L. crassifolius Greene 1. c. 147. Hwaekia crni folia Be nth. 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, (>-12 lines long, peduncles nearly equal- 

 ling 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 nearl} orbicular. In rich alluvial soil, foothills of the Cascade 

 Mountains, Washington to California. 



L. piiiuatns Hook. Bot. Mag. t. 29115. Hosactia bicolor Dongl 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 

 acutish, (>-12 lines long; stipules rather large, triangular, acuminate: ped- 

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

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

 sessile, 8-10 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. forniosissiinus Greene 1. c. llty<i<-ki<t (/radii* ttfnth. Low and 

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

 obovate-oblong, obtuse, the lowest truncate or re tu se ; 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 upper 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 or puberulent ; bracts nearly sessile, at the top of 

 the peduncles. 



