202 University of California Publications in Botany [Vol. 10 



Butts Canon, Lake County, K. Brandegee; foothills south of Mt. 

 Sanhedrin, Lake County, Heller 5857, 5933 ; Kelseyville to Clover- 

 dale, T. S. Brandegee, July, 1885 ; Collins Camp, Vaca Mountains, 

 Jepson, August 17, 1892; Mt. Diablo, Bioletti, May 13, 1894; above 

 Alma Soda Springs near "French Settlement," Santa Clara County, 

 Heller 7489 ; Black Mountain, Santa Clara County, Elmer 4695 ; Mt. 

 Hamilton, Pendleton 881 ; near Big Spring, Santa Lucia Mountains, 

 Hall 10008 ; divide between Fish and Monrovia caiions, San Gabriel 

 Mountains, Ottley 622; Mt. Baldy, 7000 ft. alt., San Antonio 

 Mountains, Johnston 1495 ; Palomar, Jepson 1490 ; Palomar, T. S. 

 Brandegee, August 1, 1898 ; San Jacinto Mountains, Anthony, July 

 13, 1895 ; Santa Ana Canon, San Bernardino Mountains, R. Smith 

 15B ; San Bernardino Mountains, Parish, June, 1892 ; Bear Valley, 

 San Bernardino Mountains, Parish Bros. 399 ; Tehachapi Mountains, 

 Hasse and Davidson 1683 ; South Fork, Kaweah River, Tulare County, 

 Culhertson 4293 ; 48 Maple Canon, Colony Road, Kaweah River basin, 

 Hopping, May 27, 1901 ; Giant Forest (6500 ft. alt.), Jepson, June 24- 

 July 2, 1900 ; Old Colofty Mill, Sequoia Park, Jepson, 627 ; Old Colony 

 Mill, K. Brandegee, July 26, 1905; south of Pinehurst, Ottley 1373; 

 Bubbs Creek, Ottley 1472 ; Pine Ridge, Fresno County, Hall and 

 Chandler 163; Crocker's, Yosemite National Park, Eastwood 30; 

 Rosasco's Meadow, Tuolumne County, Chcsnut and Brew, June 24, 

 1889 ; Hetch-Hetchy, Jepson 3421 ; lower end of Donner Lake, Heller 

 7150 (one fruit in an umbel) ; Placer County, Carpenter, August- 

 October, 1892 ; Humboldt road north of Chico, Butte Countv, Austin 

 390 ; Mill Creek, Plumas County, Austin, July, 1876 ; Susanville, T. 8. 

 Brandegee, July 1, 1892 ; Modoc County, M. S. Baker, July 19, 1893 ; 

 timbered hills, McCloud River, Siskiyou County, M. S. Baker, August 

 18, 1893; Goose Valley, Shasta County, Eastwood 823 (slightly 

 pubescent, some of the calyx teeth long). Oregon: prairies, Hood 

 River, Henderson, July 15, 1896 (in part). 



References.- — -Lotus crassifolius Greene, Pitt., vol. 2, 1890, p. 147. 

 Hosackia crassifolia Benth., Trans. Linn. Soc, vol. 17, 1837, p. 365, 

 type from California, Douglas. H. stolonifera Lindl., Bot. Reg., vol. 

 23, 1837, t. 1977, type from California, Douglas. H. stolonifera Lindl. 

 var. pnhescens Torr. in Pac. R.R. Rep., vol. 4, part 5. 1857, p. 79, type 

 loc, Corte Madera, Bigeloiv. H. platycarpa Nutt. in T. & G. FL, vol. 1, 

 1838, p. 323. 



4. L. pinnatus Hook. (pi. 66, figs. 1-6). Essentially glabrous 

 plants, 2 to 4 dm. tall, with stems ascending from a thickened per- 

 ennial root ; stems with little woody tissue and delicate, indicative of 

 the damp habitat; leaves 4 to 7 cm. long, shorter than the peduncles; 

 leaflets 5 to 9, oval or obovate, obtuse or acute, somewhat mucronulate; 

 stipules narrowlj^ ovate, 3 to 5 ram. long ; umbels 3 to 7-flowered, 

 mostly bractless, with only the involucre of scarious bractlets ; flowers 

 1.2 to 1.5 cm. long, slightly reflexed, on pedicels less than 1.5 mm. long ; 

 calyx tube 6 to 7 mm. long, the conic liypanthium darker than the thin 

 transparent cylindrical calyx tube, calyx bilabiate, the two uj^per teeth 

 short-triangular, the other three long-subulate ; banner and keel yelloAV, 

 wings white with no trace of purple (according to all descriptions) ; 

 claAvs of petals long-exserted as in the three preceding species, banner 



