PEA FAMILY 507 



Lupinus excubitus var. Hallii (Abrams) C. P Smith in Jepson, Man Fl. PI. Calif. 532 1925. (L«* 

 pinus Hallii Abrams, Bull. Torrey Club 37: 151. 1910; Lupinus Paynei Davidson, Bull. S. Calif Acad. 17: 58 

 1918 ) Usually larger and coarser, especially the flowers which are 14-18 mm. long. Canyons and hillsides, Upper 

 Sonoran Zone; Ventura and San Bernardino Counties to San Diego County, California. Type locality: Reche 

 Canyon, San Bernardino County, California. 



Lupinus excubitus var. Johnstonii C. P. Smith in Jepson, Man. Fl. PI. Calif. 532. 1925. Differing only 

 in bein" a low, subalpine shrub, the persistent woody branches congested, seldom over 15 crm long; racemes 6-12 

 cm long- flowers 14-18 mm. long. Dry mountain tops and slopes same range as variety Halln. Type locality: 

 Baidy Lookout, San Antonio Mountains, Los Angeles County, California. 



Lupinus excubitus var. austromontanus (Heller) CP Smith in Jepson, Man Fl. PI. Calif 532. 1925. 

 (Lupinus austromontanus Heller, Muhlenbergia 2: 69. 1905.) Stems short, mostly herbaceous, the long-petioled 

 leaves crowded at the base, with 1-3 reduced upper leaves; peduncles, racemes, and flowers as in variety. Halhu 

 Open fields or grassy slopes, Kern County to San Diego County, California. Type locality: Tehachapi, Kern 

 County, California. 



57. Lupinus sericatus Kell. St. Helena Lupine. Fig. 2616. 



Lupinus sericatus Kell. Proc. Calif. Acad. 7: 92. 1877. 



Densely appressed-silky, usually unbranched, decumbent, 15-30 cm. tall. Leaves long-petioled, 

 rather scattered, petioles 6-15 cm. long, leaflets 6-7, spatulate, rounded or retuse, 3-4 cm. long, 

 usually over 12 mm. wide ; peduncles 8-12 cm. long, racemes 10-30 cm. long, flowers scattered 

 or subverticillate, 14-16 mm. long, bracts early deciduous, pedicels appressed-pubescent, 4-5 mm. 

 long • upper calyx-lip bidentate, lower entire or minutely tridentate ; petals purplish blue, banner 

 suborbicular more or less pubescent on the back, wings broad, keel arcuate, abate on the upper 

 margins and on the lower free edges near claws ; ovules 5-7, seeds light brown, more or less 

 mottled. 



Dry mountain tops, Upper Sonoran Zone; Mayacamas or St. Helena Range, Lake and Sonoma Counties, 

 California. Type locality: Lake County, California. May-June. 



58. Lupinus cervinus Kell. Santa Lucia Lupine. Fig. 2617. 



Lupinus cervinus Kell. Proc. Calif. Acad. 2: 229. 1863. 

 Lupinus latissimus Greene, Leaflets Bot. Obs. 2: 68. 1910. 



Densely velvety-pubescent or subsilky, unbranched, subacaulescent, erect, 15-30 cm. tall. 

 Leaves long-petioled, crowded near the base, petioles 10-20 cm. long, leaflets 5-8, appressed- 

 silky on both sides, obovate to lance-obovate, obtuse or rounded at apex, 2-6 cm. long by 1U-JU 

 mm wide; peduncles 15-20 cm. long, racemes 12-20 cm. long, flowers 14-16 mm. long, subverticil- 

 late or scattered, bracts early deciduous, pedicels 3-5 mm. long, spreading-pubescent ; upper calyx- 

 lip bidentate, lower entire or tridentate ; petals broad, banner suborbicular, sparsely pubescent on 

 the back keel curved, ciliate on the upper margins and on the lower free edges near claws ; pods 

 appressed-silky, about 30 by 8 mm., ovules 6-8, seeds about 4 by 2 mm., rhombic-oblong, with 

 dark lateral line on each side and more or less mottled. 



Dry pine lands, Transition Zone; Santa Lucia Motintains, Monterey County, California. Type locality: 

 Santa Lucia Mountains, California. May-June. 



59. Lupinus Grayi S. Wats. Gray's Lupine. Fig. 2618. 



Lupinus Grayi S. Wats. Proc. Amer. Acad. 11: 126. 1876. 



Densely short-villous, usually unbranched, 20-35 cm. tall. Leaves all long-petioled, scattered 

 along the stem, petioles 6-12 cm. long, leaflets 5-9, oblanceolate, 25-35 mm. by 5-7 mm., hairy 

 on both sides; peduncles 5-15 cm. long, racemes 10-15 cm. long, flowers 12-14 mm. long, sub- 

 verticillate, bracts early deciduous, pedicels 2-4 mm. long, spreading-pubescent ; upper calyx-lip 

 bifid or bidentate, lower entire or tridentate; petals blue, broad, banner with a yellow center, 

 suborbicular, glabrous or more or less pubescent on the back, keel not much curved, densely 

 ciliate on the upper margins and often also on the lower free edges near claws ; pods appressed- 

 pubescent, 25-30 by 6-8 mm., dull yellow, ovules 4-6, seeds about 4 by 3 mm., obscurely mottled 

 and with dark lateral line on each side. 



Canyons and mountain valleys, Transition Zone; Plumas County to Fresno County, California. Type locality: 

 Clark's Ranch, Mariposa County, California, May-July. 



60. Lupinus ludovicianus Greene. San Luis Lupine. Fig. 2619. 



Lupinus ludovicianus Greene, Bull. Calif. Acad. 1: 184. 1885. 



Densely woolly-pubescent and villous, more or less woody at base, erect, stout, branched, 3-6 

 dm. tall. Leaves long-petioled, velvety-woolly on both sides, petioles 6-10 cm. long, leaflets 4-8, 

 cuneate or spatulate, 15-30 mm. long; peduncles 8-15 cm. long, racemes 15-20 cm. long; flowers 

 10-12 mm. long, whorled, pedicels about 3 mm. long, stout, woolly ; calyx not gibbous, upper lip 

 deeply lobed or cleft, lower tridentate ; petals purplish, banner glabrous, its center darkest, wings 

 glabrous keel somewhat curved, ciliate on upper edges of acumen and near claws ; pods densely 

 appressed-pubescent, 20-25 by 5-7 mm., ovules 5-7, seeds about 4 mm. long, grayish yellow, 

 obscurely or heavily marked. 



Dry soil, Upper Sonoran Zone; southern San Luis Obispo County, California. Type locality: mountains 

 above San Luis Obispo, California. July. 



61. Lupinus longifolius (S. Wats.) Abrams. Watson's Bush Lupine. Fig. 2620. 



Lupinus Chamissonis var. longifolius S. Wats. Bot. Calif. 1: 117. 1876. 



Lupinus longifolius Abrams, Fl. Los Ang. 209. 1904. 



Lupinus mollisifolius Davidson, Bull. S. Calif. Acad. 17: 57. 1918. 



Appressed-pubescent, greenish, yet subsilky, erect, stout, shrubby below branched above 

 8-15 dm. tall. Leaves mostly short-petioled, crowded, axillary shoots well developed, petioles 4-/ 



