PEA FAMILY 505 



dull yellow, 3-5 cm. long by about 8 mm. wide, ovules 5-9, seeds about 4 mm. long, mottled 

 or spotted and usually with a marginal line. 



Open hillsides and canyons, Upper Sonoran Zone; Sierra foothills and Coast Ranges, common. Type locality: 

 California. April-June. 



Lupinus albifrons var. collinus Greene, Fl. Fran. 46. 1891. (Lupinus colUnus Heller, Muhlenbergia 2: 

 292. 1907.) Low and cespitose; leaves crowded basally and petioles more elongated; flowers averaging larger; 

 keel often non-ciliate. Hills, Upper Sonoran Zone; Coast Ranges, Lake County to San Luis Obispo County, Cali- 

 fornia. Type locality: San Francisco, rocky summits about the Presidio, and on the islands in the Bay. 



Lupinus albifrons var. Douglasii (Agardh) C. P. Smith in Jepson, Man. Fl. PI. Calif. 531. 1925. 

 (Lupinus Douglasii Agardh, Syn. Gen. Lup. 34. 1835; Lupinus fallax Greene, Erythea 2: 119. 1894.) Floral 

 bracts much exceeding buds; leaflets 35-60 mm. long, linear-oblanceolate to oblong-oblanceolate. Open hillsides, 

 Upper Sonoran Zone; Mount Tamalpais and coastal slopes south of Monterey, California. Type locality: not 

 given, but evidently collected by Douglas near Monterey, California. 



Lupinus albifrons var. eminens (Greene) C. P. Smith in Jepson, Man. Fl. PI. Calif. 531. 1925. (Lupinus 

 eminens Greene, Erythea 1: 125. 1893; Lupinus tricolor Greene, op. cit. 1: 126. 1893; Lupinus jucundus 

 Greene, Man. Bay Reg. 106. 1894; Lupinus Brittonii Abrams, Bull. N.Y. Bot. Gard. 6: 391. 1910; Lupinus 

 acutilobus Heller, Muhlenbergia 8: 111. 1912.) Tall shrubs with petioles 1-2 times as long as the leaflets; 

 pedicels appressed-pubescent; flowers 12-16 mm. long. Interior foothills and canyons, Upper Sonoran Zone; 

 Corvallis, Oregon, to Lower California, reaching the coast only in southern California. Type locality: Santa 

 Ynez Mountains, Santa Barbara County, California. 



Lupinus albifrons var. flumineus C. P. Smith, Bull. Torrey Club 51: 306. 1924. Low shrub with small 

 leaves, the petioles 3-4 times as long as the leaflets; pedicels appressed-pubescent. River banks and mountain 

 sides, Upper Sonoran and Arid Transition Zones; Oregon City, Oregon, to Siskiyou County, California. Type 

 locality: Salem, Marion County, Oregon. This is the Lupinus holosericeus of Howell, Piper, and others, not of 

 Nuttall, as described by Torrey and Gray. 



Lupinus albifrons var. fissicalyx (Heller) C. P. Smith, Contr. Dudley Herb. 1: 39. 1927. (Lupinus 

 fissicalyx Heller, Muhlenbergia 8: 113. 1912.) Appressed-silky, not shrubby; petioles about 4 cm. long; flowers 

 12-15 mm. long, whorled, pedicels 5-7 mm. long, spreading-pubescent; keel slender, strongly arcuate, more or 

 less ciliate on upper edges of acumen; seeds typical of the species. Upper Sonoran and Arid Transition Zones; 

 Grants Pass, Gold Hill, and Jefferson, western Oregon. Type locality: Grants Pass, Josephine County, Oregon. 



49. Lupinus lapidicola Heller. Heller's Dwarf Lupine. Fig. 2608. 



Lupinus lapidicola Heller ex C. P. Smith, Bull. Torrey Club 51 : 306. 1924. 



Appressed-silky, abbreviated, subalpine dwarf, scarcely 1 dm. tall. Leaves crowded basally, 

 silky on both sides, petioles slender, 20-45 mm. long, leaflets 7-8, oblanceolate, acute at apex, 

 about 10 mm. long; peduncles scape-like, erect or ascending, 5-8 cm. long, racemes subcapitate, 

 of 2 or 3 well separated verticils, about 4 cm. long ; flowers few, 10-12 mm. long, pedicels 2-3 

 mm. long, appressed-silky, bracts subpersistent ; calyx silky, upper lip notched, lower minutely 

 tridentate ; petals blue or purple, banner with a dull yellow center, glabrous or somewhat pubes- 

 cent on the back, keel ciliate on the upper edges or non-ciliate, only the short acumen upturned; 

 pods and seeds not seen. 



Gravelly slopes, Hudsonian Zone; Mount Eddy, Siskiyou County, California. Known only from the type 

 collection. July. 



50. Lupinus ornatus Dougl. Ornate Lupine. Fig. 2609. 



Lupinus ornatus Dougl. ex Lindl. Bot. Reg. 14: pi. 1216. 1828. 

 Lupinus amphibius Suksdorf, Werdenda 1: 13. 1923. 



Appressed-silvery-silky, simple or branched above, erect or ascending, 2-6 dm. tall. Leaves 

 cauline, the lower often long-petioled, silvery-silky on both sides, usually densely so; petioles 

 2-10 cm. long, leaflets 5-8, oblanceolate, acute or obtuse at apex, 2-5 cm. long; peduncles 2-4 cm. 

 long, often equalled by the upper leaves, racemes 4-15 cm. long, the verticils approximate; 

 flowers 11-14 mm. long, pedicels 3-5 mm. long, appressed-silky, bracts deciduous; calyx silky, 

 upper lip bidentate. lower entire ; petals blue or lilac, banner suborbicular, glabrous or more or 

 less hairy on the back, the center yellow, often turning brown, keel more or less curved, ciliate 

 on upper edges toward apex ; pods yellow, silky, about 25 by 7 mm., ovules 4-6, seeds pale flesh- 

 colored, 5-6 mm. long. 



Alluvial gravels, Upper Sonoran Zone; Columbia River Valley, Washington and Oregon. Type locality: 

 "In mountain valleys, on the banks of the Spokane River, near Kettle Falls, on the River Columbia; and also near 

 the chain of lakes of the last mentioned stream." June-Sept. 



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

 obtusilobus Heller, Muhlenbergia 8: 115. 1912.) Subdecumbent to ascending, 2-3 dm. tall; petioles 3-4 cm. 

 long; pedicels more looselv appressed-pubescent; lower calyx-lip often tridentate, Hudsonian Zone; higher peaks 

 of the northern Sierra Nevada of California (Mount Shasta, Mount Lassen, Mount Pleasant, Plumas County) 

 and Snow Valley Peak, Ormsby County, Nevada. Type locality: Mount Shasta, California. 



51. Lupinus alpicola Henderson. Mount Adams Lupine. Fig. 2610. 



Lupinus alpicola Henderson ex Piper, Contr. U.S. Nat. Herb. 11: 355. 1906. 



Appressed-subsilky, simple or nearly so, erect from a woody caudex, scaly at base, 3-5 dm. 

 tall. Leaves cauline, scattered, the lower long-petioled, minutely appressed-hairy on both sides, 

 petioles 3-20 cm. long, leaflets 7-11, linear-oblanceolate, acute at apex, 3-7 cm. long; peduncles 

 3-12 cm. long, racemes 7-15 cm. long; flowers 10-13 mm. long, scattered, bracts tardily decidu- 

 ous, pedicels 4-7 mm. long, appressed-pubescent; calyx appressed-subsilky, upper lip bidentate, 

 lower entire, slender ; petals violet-blue, banner suborbicular, the center turning brown, the back 

 sparingly pubescent near the middle, keel arcuate, ciliate on the upper margins ; pods silky, 25-30 

 mm. long, ovules 4 or 5, seeds not seen. 



Subalpine meadows and slopes, Hudsonian Zone; central Cascades, Bald Mountain, Yakima County, Wash- 

 ington, to Mount Hood, Oregon. Type locality : Mount Adams, Yakima County, Washington. July-Sept. 



