PEA FAMILY. 229 



B. Pods indchiscent. 

 Flowers and pods reflexed; umbels short-peduncled or sessile; leaflets 3 to 5, rarely 6; 

 stipules gland-like; pods long-pointed and often arcuate, 1 or 2-seeded; claws of the 

 petals sometimes obviously exserted from the calyx-tube. 

 Annuals, mostly prostrate; leaflets 5 to 7. 



Calyx hirsute with whitish hairs; stems much branched 13. L. heermannii. 



Calyx densely tawny-villous; stems simple 14. L. eriophorus. 



Perennials. 



Umbels sessile; calyx-teeth subulate, erect; leaflets mostly 3; tufted and reedy-looking 



plant, the foliage scant 15. L. glaber. 



Umbels peduncled. 



Calyx-teeth subulate, recurved; habit and leaves similar to the last 



16. L. benthamii. 

 Calyx-teeth triangular, blunt; leaflets usually 4 17. L. biolettii. 



1. L. stipularis (Benth.) Greene. Erect, iy 2 to 2 ft. high; herbage 

 glandular-hispidulous and glutinous; leaflets 11 to 21, obovate- or elliptic- 

 oblong, obtuse or acute, mucronate, % to 1 in. long; stipules large, ovate- 

 acuminate; peduncles much shorter than the leaves, 5 to 10-flowered, with 

 3-foliolate petioled leaf -bract near the umbel; corolla whitish or yellowish, 

 with purple marks, 5 lines long, the calyx rather more than y 2 as long, its 

 teeth broadly subulate, % as long as the tube; pod not known to us. — 

 (Hosackia stipularis Benth. H. balsamifera Kell.) 



Sonoma to Alameda cos. and Monterey. 



2. L. crassifolius (Benth.) Greene. Erect, stout, glaucous (or seemingly 

 so) and somewhat pubescent; stems often clustered, 2 to 3 or 5 ft. high; 

 branches comparatively few, often flexuous; leaves 4 in. long or more; leaflets 

 9 to 11, occasionally 8 or 12, sometimes inequilaterally distributed, elliptic or 

 slightly rhomboidal, almost coriaceous, 10 to 12 lines long, on petiolules often 



1 line long; stipules ovate or roundish, scarious; peduncles shorter than the 

 leaves, bracted above the middle with a 3-foliolate petioled leaf and bearing 

 an umbel of 7 to 12 flowers on slender pedicels; calyx 2% lines long, with 

 very short acute teeth; corolla greenish yellow or whitish, marked with pur- 

 plish spots, twice as long as the calyx, which is scarious in fruit; pods terete, 



2 to 2y 2 in. long, 2 to 3 lines in diameter, 7 to 12-seeded; seeds nearly 2 lines 

 long. — (Hosackia crassifolia Benth.) 



Mountainous country, in dry places. Coast Eanges, towards the interior: 

 Mt. Diablo, Vaca Mts., etc. Mt. Shasta. Sierra Nevada. June-July. 



3. L. torreyi (Gray) Greene. Stems erect, slender, 1 or 2 ft. high; leaves 

 with a fine indument; leaflets 7 to 9, obovate or oblong, 9 to 12 lines long; 

 stipules triangular-lanceolate; peduncles longer than the leaves, 2 to 6 in. 

 long; umbels 7 to 9-flowered, the 1-foliolate bract 3 to 6 lines long; flowers 

 nearly y 2 i n - l° n gj claws of the petals exserted from the calyx (as also in the 

 next) ; keel and wings white; keel obliquely incurved at apex; calyx-tube a line 

 long, the subulate teeth nearly as long; pod slender, 1 to iy 2 in. long. — 

 (Hosackia torreyi Gray.) 



Along streamlets and in low moist meadows of the Coast Eanges. Also in 

 the Sierra Nevada. June. 



4. L. formosissimus Greene. Stems several from a soft and much thick- 

 ened taproot, decumbent, 5 to 12 in. long; herbage glabrous, light green; 

 leaflets 5 to 7 (or 8), the lower deltoid-obovate and truncate or retuse, the 

 upper obovate-oblong, 4 to 6 lines long; peduncles 1 to \y 2 in. long; umbels 

 4 to 6-flowered, the bract 3-foliolate and petioled ; flowers exceeding y 2 i n - l° n g > 

 calyx 3 lines long, its teeth triangular-acuminate, % as long as the tube; banner 

 yellow, with an obvious upturned thickened process at base of blade on each 



