514 FABACEAE 



75. Lupinus formdsus Greene. Summer or Late Lupine. Fig. 2634. 



Lupinus formosus Greene, Fl. Fran. 42. 1891. 

 Lupinus proximus Heller, Muhlenbergia 2: 67. 1905. 



Appressed-silky, decumbent to erect, 3-9 dm. tall, stems 2-4 mm. thick. Leaves cauline, 

 short-petioled, petioles 3-7 cm. long, leaflets 7-9, silky on both sides, oblanceolate, 3-7 cm. by 

 3-15 mm.; peduncles 1-4 cm. long, racemes 10-25 cm. long; flowers 12-14 mm. long, usually 

 whorled, bracts early deciduous, pedicels 3-4 mm. long, spreading-pubescent ; calyx silky, upper 

 lip toothed or notched, lower entire or rarely notched ; petals violet, lilac, blue or white, banner 

 mostly suborbicular, glabrous, 11-14 mm. wide, wings covering keel which is non-ciliate, arcu- 

 ate ; pods silky-hairy, 30-35 by about 8 mm., ovules 5-7, seeds 3-4 mm. long, mottled with grayish. 



Open fields and woods, valleys and hillsides, Upper Sonoran and Transition Zones; Butte County, California, 

 to Lower California. Type locality: Mare Island, Solano County, California. April-Oct. Exceedingly variable 

 southward. 



Lupinus formosus var. Bridgesii (S. Wats.) Greene, Fl. Fran. 42. 1891 (Lupinus albicaulis var. 

 Bridgesii S. Wats. Proc. Amer. Acad. 8: 527. 1873; Lupinus Bridgesii Heller, Muhlenbergia 1: 112. 1905; 

 Lupinus Greenei Heller, Muhlenbergia 6: 72. 1910.) Differing only in having few to many widely spreading 

 hairs; stems slender, 2-4 mm. thick. Siskiyou County to San Diego County, California. Type locality: near 

 San Francisco, California. As the species, abundant and variable. 



Lupinus formosus var. robustus C. P. Smith in Jepson, Man. Fl. PI. Calif. 529. 1925. More or less 

 spreading-pubescent, stouter, stems 6—7 mm. thick; flowers 16-18 mm. long, lower calyx-lip 12-14 mm. long, 

 banner oblong, 15—18 mm. long. Valley fields, Lower Sonoran Zone; Colusa County to Fresno County, Cali- 

 fornia. Type locality: College City, Colusa County, California. 



Lupinus formosus var. Clemensae C. P. Smith in Jepson, Man. Fl. PI. Calif. 529. 1925. More or less 

 villous, simple or with sterile foliaceous branchlets, 2-4 dm. tall; leaves loosely pubescent above, petioles only 

 15-20 mm. long; flowers 10-14 mm. long, banner often pubescent on the back. Hillsides, Arid Transition Zone; 

 Jackson County, Oregon, to San Diego County, California. Type locality: Greenville, Plumas County, California. 



Lupinus formosus var. hyacinthinus (Greene) C. P. Smith in Jepson, Man. Fl. PI. Calif. 529. 1925. 

 (Lupinus hyacinthinus Greene, Leaflets Bot. Obs. 2: 85. 1910.) Pubescence thinner and leaves decidedly 

 greenish, hardly silky, 6-12 dm. tall; lower calyx-lip about 10 mm. long; banner 14-18 mm. wide, blue or purplish, 

 with yellow center. Transition Zone; San Gabriel and San Jacinto Mountains, southern California. Type locality: 

 San Jacinto Mountains, California. 



76. Lupinus latifolius Agardh. Broad-leaved Lupine. Fig. 2635. 



Lupinus latifolius Agardh, Syn. Gen. Lup. 18. 1835. 

 Lupinus cytisoides Agardh, loc. cit. 



Glabrate or minutely appressed-pubescent, rarely with some spreading hairs, commonly 

 branched above, 6-12 dm. tall. Largest leaves near middle of stem and long-petioled lower leaves 

 usually withered by flowering time ; petioles about equaling their leaflets which are 5-8, broadly 

 oblanceolate, usually acute, but sometimes obtuse, 4-10 cm. by 10-30 mm. ; peduncles 8-20 cm. 

 long; racemes rather laxly flowered, 15-45 cm. long; flowers verticillate or scattered, 10-14 

 mm. long; bracts early deciduous; pedicels 6-12 mm. long, spreading-pubescent; upper calyx-lip 

 notched, lower entire ; petals blue or purple, rarely yellowish, fading brown, banner suborbicular, 

 glabrous, 9-10 mm. wide, wings truncate or incurved on lower free edge, the keel somewhat ex- 

 posed, arcuate, with slender acumen, ciliate on upper margins from middle to near claws ; pods 

 dark brown, about 30 by 6-8 mm., ovules 7-10, seeds about 4 mm. long, mottled with dark brown. 



Open woods and thickets, canyons or hillsides, Upper Sonoran and Transition Zones; Coast Ranges of Cali- 

 fornia, San Diego County to Humboldt County, in the Sierra Nevada, and on Mount Constitution, Orcas Island, 

 Washington. Type locality: "California," collected by Douglas, probably near Monterey. April-June. 



Lupinus latifolius var. Dudley! C. P. Smith in Jepson, Man. Fl. PI. Calif. 530. 1925. Densely villous 

 with long spreading hairs, stems decumbent at base; flowers 14—16 mm. long. Known only from the type collec- 

 tion taken by Wm. R. Dudley. Type locality: Montara Mountains, San Mateo County, California. 



Lupinus latifolius var. columbianus (Heller) C. P. Smith, Bull. Torrey Club 51 : 307. 1924. (Lupinus 

 confusus Heller, Muhlenbergia 8: 63. 1912, not L. confusus Rose. 1905; Lupinus columbianus Heller, op. 

 cit. 8: 84. 1912; Lupinus agninus Gandoger, Bull. Soc. Bot. Fr. 4. 13: 461. 1913.) Differs from the typical 

 phases of the species in the wing-petals being broader, out-curved on the lower free edges, thus covering all or 

 most of the keel; 4-24 dm. tall, according to ecological conditions; flowers 10-14 mm. long. Dry or moist slopes 

 and along streams, Transition and Hudsonian Zones; Coast Ranges and Cascade Mountains of Washington and 

 Oregon, east at least to Heppner, Morrow County, and Ochoco Forest, Crook County, Oregon, also in the Sierra 

 Nevada of California. Type locality: Hood River, Oregon. 



Lupinus latifolius var. Parishii C. P. Smith in Jepson, Man. Fl. PI. Calif. 530. 1925. Stout and tall, 

 9—20 dm., commonly fistulous; racemes often dense; flowers 14—18 mm. long; keel densely long-ciliate; seeds 

 6-7 mm. long, often pale and obscurely marked. Canyons, Arid Transition Zone; Butte County to San Diego 

 County, reaching the coast in southern California only. Type locality: near Parris Hill, San Bernardino Valley, 

 California. 



Lupinus latifolius var. longipes (Greene) C. P. Smith in Jepson, Man. Fl. PI. Calif. 530. 1924. (Lupinus 

 longipes Greene, Fl. Fran. 41. 1891.) Stoutish, striate, hardly fistulous; leaves mostly basal, persistent at 

 flowering time, with petioles 3-5 dm. long, racemes not dense; flowers 12-14 mm. long; keel ciliolate; seeds with 

 a dark diagonal line on each side. Moist soil, not common, Fresno County, California, to Siskiyou Mountains, 

 southern Oregon. Type locality: "along streams at middle or higher elevations in the Sierra, northward to 

 Oregon." 



Lupinus latifolius var. ligulatus (Greene) C. P. Smith, Contr. Dudley Herb. 1: 49. 1927. (Lupinus 

 ligulatus Greene, Pittonia 1: 215. 1888; Lupinus ligulatus barbatus Henderson, Bull. Torrey Club 27: 345. 

 1900; Lupinus barbatus Heller, Muhlenbergia 8: 61. 1912.) Stems simple or branched, often stout and 

 fistulous, glabrate or sparsely villous; leaves often sparsely subvillous below, stipules and bracts of axial racemes 

 villous; pedicels 2-4 mm. long, glabrate. Moist soil, Upper Sonoran and Arid Transition Zones; Douglas, Klamath, 

 and Lake Counties, Oregon, and Modoc County, California. Type locality: Crooked Creek, Klamath County, 

 Oregon. 



Lupinus latifolius var. viridifolius (Heller) C. P. Smith, Contr. Dudley Herb. 1: 50. 1927. (Lupinus 

 viridifolius Heller, Muhlenbergia 2: 64. 1905.) Much branched above, slender or more or less fistulous below, 

 glabrate or sparsely appressed-nairy; leaves sparsely appressed-pubescent below, stipules short and inconspicuous; 

 bracts short-villous, but not exceeding buds; pedicels 2-4 mm. long, appressed-pubescent. Open woods, Josephine 

 County, Oregon, to Shasta County, California. Type locality: Dunsmuir, Siskiyou County, California. 



