Hosackia. LEGUMLNOS.E. 135 



obovate-oblong, acute and mucronate, a half to an inch long ; stipules large, ovate : 

 peduncles an inch or two long, 4 - 8-flowered : bract near the middle, leaf-like, 

 3 - 9-foliolate : calyx two lines long; teeth subulate, short: pod straight, 1 to 1| 

 inches long. Trans. Linn. Soc. xvii. 365. //. macrophylla, Kellogg, Proc. Calif. 

 Acad. ii. 123. H. balsamifera, Kellogg, 1. c. 125, fig. 40. 



From the Contra Costa Hills to Monterey. Plant often more or less viscid with a fragrant 

 glandular secretion. 



+- -{- Stipules scarious, mostly small. 

 ++ Glabrous throughout or becoming nearly so : bract petioled or wanting. 



3. H. crassifolia, Benth. 1. c. Stout, erect, often 2 or 3 feet high : leaflets 9 

 to 15, minutely pubescent or somewhat villous but soon glabrate, thickish, obovate 

 or oblong, usually obtuse and mucronulate, a half to an inch long : peduncles nearly 

 equalling the leaves, usually many-flowered : bract below the umbel, 1 - 3-foliolate : 

 flowers on slender pedicels, greenish yellow or purplish : calyx-teeth short, trian- 

 gular : pods thick, about 2 inches long. H. stolonifera, Lindl. Bot. Reg. t. 1977. 

 H. platycarpa, Nutt. in Torr. & Gray, Fl. i. 323. 



From the Columbia River to the Sacramento and common in the foot-hills of the Sierra Nevada 

 as far south as the Merced River. 



4. H. bicolor, Dougl. Glabrous throughout, erect, rather tall and usually stout : 

 leaflets 5 to 9, obovate or oblong, obtuse or acutish, a half to an inch long ; stipules 

 rather large : peduncles mostly longer than the leaves, 3 7-flowered, naked or 

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

 nearly sessile, yellow, the wings often white : calyx-teeth triangular, only half as 

 long as the tube: pod slender, nearly 2 inches long. Benth. in Lindl. Bot. Reg. 

 t. 1257. Lotus pinnatus, Hook. Bot. Mag. t. 2913. 



A showy species, in low grounds, from Washington Territory to San Francisco Bay. 



5. H. gracilis, Benth. Much like the last : usually low and slender, the weak 

 stems a span high or more : umbel with a petioled 1 - 3-foliolate bract : flowers 

 yellow, the keel and wings purplish : calyx-teeth nearly equalling the tube : pod 

 shorter. Trans. Linn. Soc. xvii. 365 ; Torrey, Bot. Mex. Bound. 54, t. 15. 



From the Columbia River to Monterey. 



++ ++ Pubescent or puberulent : bract nearly sessile at the top of the peduncle. 



6. H. oblongifolia, Benth. Rather slender, erect, minutely appressed-pubes- 

 cent or base of the stem glabrous : leaflets 7 to 11, narrowly oblong or oblanceolate, 

 about an inch long, acute : peduncles exceeding the leaves, 5 - 7-flowered ; bract 

 nearly sessile, 1 - 3-foliolate, subtending the umbel, usually of a single leaflet : 

 flowers yellow and purplish, the standard orange, turning brown : calyx-teeth subu- 

 late, about equalling the tube : pod slender, about 2 inches long : seeds turgid. 

 PL Hartw. 305. 



Var. angustifolia, Watson. Slender, a span high : leaflets 5 to 7, linear-lance- 

 olate : umbels 1 - 5-flowered. H. lathyroides, Durand & Hilgard, Pacif. R. Rep. 

 v. 6, t. 3. 



^ Mainly in Southern California : Monterey (Coulter) ; Fort Tejon (Horn) ; mountains east of 

 San Diego (Parry, Palmer) ; the variety at Fort Miller on the San Joaquin (Heermann) and 

 Los Angeles, Wallace. Coulter's locality is very uncertain. 



7- H. Torreyi, Gray. Resembling the last : more or less silky-pubescent, often 

 glabrous below, slender, erect, a foot or two high : leaflets obovate to narrowly 

 oblanceolate, a half to an inch long, obtuse or acute : standard yellow ; wings and 

 keel white. Proc. Am. Acad. viii. 625. 



In the Sierra Nevada, along shaded stream-banks, from the head of Kern River to Donner 

 Lake ; near Fort Tejon, Rothrock. 



