PEA FAMILY 319 



greenish, appressed-pubescent; leaves 2% to 6 lines long; leaflets mostly 3 or 4, 

 obovate, oblong or oblaneeolate, 3 to 8 lines long; peduncles % to 1% inches long; 

 umbels commonly 2-flowered; flowers 5 lines long; calyx i/^ as long, teeth narrowly 

 lanceolate to linear, i/^ as long as the tube; corolla lemon-yellow, fading reddish- 

 brown; pods linear, flattish, a little curved, especially at apex, 10 to 15 lines long, 

 1 to 1^ lines wide; seeds subglobose. 



Desert mesas, 3500 to 4500 feet: eastern Mohave Desert. East to Nevada, 

 Apr.-May. 



Locs. — Providence Mts., T. Brandegee ; Barnwell, New York Mts., Jepson 5461. 



Kefs. — Lotus wrightii Greene, Pitt. 2:143 (1890). Hosackia wrightii Gray, PI. Wright. 

 2:42 (1853), type loc. "copper mines", N. Mex., Wright 1000. Var. multicaulis Ottley, Univ. 

 Cal. Publ. Bot. 10:211 (1923), type loc. Barnwell, K. Brandegee; Jepson, Man. 551 (1925). 



11. L. argjnraeus Greene. Canon Lotus. Stems prostrate, 3 to 8 inches long, 

 the internodes short; herbage white-silky, also the calyces and pods; leaves 2^2 

 to 4 lines long, often broader than long, the petiole and rachis short; leaflets 3 to 5, 

 cuneate-oblanceolate or -obovate, mostly obtuse to truncate, 1% to 41^ lines long; 

 peduncles % to 1% inches long; umbels 1 or 2 (or 3)-flowered; flowers 3% to 5 

 lines long; calyx appressed-hirsute, a little brownish, its teeth subulate, % to % 

 as long as the tube; corolla red in bud, yellow in anthesis, aging reddish; pods 

 linear, straight, thickish, subglabrous or scantily strigulose, 5 to 11 lines long, 1 

 to 11/2 lines wide; seeds oblong-spherical, smooth. 



Caiions and mountain valleys, 2000 to 8000 feet : San Bernardino Mts. to the 

 Santa Rosa Mts. South to Lower California. June-Sept. 



Locs. — Deep Creek, San Bernardino Mts., Mum 2875 ; Cienega Seca Creek, San Bernardino 

 Mts., Muns 6307; Holcomb Valley, San Bernardino Mts., Parish 3741; Bear VaUey, San Ber- 

 nardino Mts., Parish 1265 ; Coyote Canon, sw. Eiverside Co., Jepson 1440. 



Eefs. — Lotus argyeaeus Greene, Pitt. 2:144 (1890) ; Jepson, Man. 551 (1925). HosacUa 

 argyraea Greene, Bull. Cal. Acad. 1:184 (1885), type loc. Cantillas Mts., L. Cal., Orcutt. Aniso- 

 lotus argyraeus Hel. Muhl. 8:47 (1912). 



12. L. strigosus Greene. Bishop's Lotus. Stems slender, decumbent or 

 ascending, 2 to 10 (or 14) inches long; herbage thinly appressed-hirsutulous; 

 leaves 4 to 14 lines long, sessile or subsessile ; rachis flattened ; leaflets 3 to 7, mark- 

 edly unequal, linear-oblong, acute, the basal one about half as long as the terminal 

 one; peduncles % to 1% inches long; umbels 1 or 2-flowered, subtended by a 1 to 

 3-foliolate sessile or subsessile bract; flowers 2i/^ to 5 lines long; calyx-teeth lance- 

 olate, 1/2 to as long as tube; corolla yellow, fading reddish; pods straight or slightly 

 curved at apex, 7 to 15 lines long, 1 to 1^4 lines wide, scantily puberulent; seeds 

 quadrate, usually irregularly rugulose, 14 line broad. 



Sandy soil, 5 to 2800 feet: along the coast from San Francisco to San Diego; 

 Marysville Buttes; Sierra Nevada foothills from Amador Co. to Kern Co.; cis- 

 montane Southern California; west margins of Colorado Desert in San Diego Co. 

 Apr.-May. 



Locs. — South Coast Eanges: Antioch, Chesnut ^ Brew; San Francisco, Jepson 2632; Santa 

 Cruz, Jones; Carmel, Ottley 1261; San Carpojo, San Luis Obispo Co., Condit; Estrella, San Luis 

 Obispo Co., Jared. Marysville Buttes: Butte Pass, Jepson 13,807. Sierra Nevada foothills: 

 White Bar, Amador Co., Hansen 1317; Kattlesnake Gulch, e. of Friant, Fresno Co., Jepson 

 15,130; Kaweah, W. Fry 108. Tehachapi Mts.: Eowen, Jepson 6721; Keene sta.. Heller 7820. 

 S. Cal.: Santa Maria, Summers; Eandsburg, Mohave Desert, Heller 7684; Bagdad, Mohave 

 Desert, Forrest Shreve; Simi Valley, Ventura Co., Jepson 8466; Santa Catalina Isl. (Erythea 

 7:144) ; Eubio Canon, San Gabriel Mts., Peirson 97; Arroyo Seco Canon, San Gabriel Mts., Peir- 

 son 351; Henniger Flats, San Gabriel Mts., Peirson; San Bernardino, Parish; Eiverside, Jepson 

 1227; Anaheim, Alice King; La Jolla, Jepson 11,866; San Diego, Will S. Wright 5; La Mesa, 

 San Diego Co., Jepson 6693 ; Wagon Wash near Sentenae Canon, e. San Diego Co., Jepson 8771, 

 12,467; Blair Valley, e. San Diego Co., Jepson 8677a. 



Var. hirtellus Ottley. Hirsutulous, the hairs spreading; leaves 3 to 8 lines long; leaflets 

 cuneate-oblanceolate, obovate or oblong, obtuse, thickish; flowers 4 to &V2 Imes long; Pods 1 

 to IVz lines wide, usually somewhat constricted between the seeds; seeds larger than m the 



