520 - RANUNCULACEAE 



Desert or transmontane species; leaves thiekish; stems and petioles glabrous 

 or nearly so. 

 Flowers a light but lively blue ; leaves glabrous ; Death Valley region, 



and Mohave and western Colorado deserts 14. D. parishii. 



. Flowers deep-blue; leaves sparingly pubescent; chiefly east side of 



northern Sierra Nevada 15. D. andrrsonii. 



Leaves exincatcly fan-shaped; stems scape-like; inner North Coast Ranges.. 16. D. ulir/inosum. 



1. D. cardinale Hook. Scarlet Larkspur. Stem stout, 3 to 6 feet high, 

 leafy: le;nes 3 to 9 inches broad, divided into 5 to 7 narrowly linear or lanceo- 

 late divisions, the divisions usiwUy again lobed or parted: racemes i/o to li/o 

 feet long ; pedicels of about the same length as the flowers ; flowers bright sear- 

 let ; sepals 6 to 9 lines long, exceeded by the spur ; petals mostly yellow, the 

 upper unequally 2-lobed, one lobe truncate, the other very much longer, emar- 

 ginate, and hairy at tip on inside ; lower pair of petals with ovate blade com- 

 monly notched at apex, short-hairy on inside. 



Among shrubs or bushes, mesas, foothills or washes, 500 to 1500 feet : South- 

 ern California, from the coast to the interior (cismontane) valleys, rarely ex- 

 tending to the borders of the Colorado Desert. Lower California. Jlay- 

 June. 



Loes. — Little Santa Anita Canon, San Gabriel Jits., Abrams 2647; San Bernardino, Parish; 

 Temescal Wash, Je-pson 1572 (associated with Eomneya eoulteri) ; Palomar, T. Brandegee ; San 

 Felipe, V. Cleveland. 



Rcfs. — Delphinium cardin.\le Hook. Bot. Mag. t. 4SS7 (1855), based on cult, plants, the 

 seed sent by Wm. Lobb, who collected near Los Angeles; Torr. Bot. Mex. Bound. 30, pi. 2 

 (1859). 



2. D. nudicaule T. & G. Red Larkspur. Stems slender, 1 to 2 feet high, 

 few-leaved or quite naked; herbage glabrous or nearly so; leaves somewhat 

 succulent, 3 to 5-parted into broad mostly obtuse divisions, the divisions cleft, 

 lobed or entire; racemes 2 to 12-flowered, loose and open; pedicels 1 to 3i^ 

 inches long, the lower often much longer than the upper; calyx red. glabrous 

 or very sparsely puberulent; sepals 4 to 6 lines long, the spur nearly one-half 

 longer; petals partly or mostly yellow, the upper narrowly obovate, sharply 

 notched at summit, much larger than the small cleft lower ones ; follicles gla- 

 brous, divergent-curving. 



Banks of rivulets and rocky summits of the Coast Ranges from the Santa 

 Lucia Mts. to Marin Co. and western Solano, and northward to Siskiyou Co. 

 Also in the Sierra Nevada, but rare. North to southern Oregon. 



Locs. — Coast Ranges: Santa Lucia Mts. (Zoe, 4: 148); Kings Mt., San Mateo Co., C. F. 

 Baker 975; Mt. Day, B. J. Smith; Mt. Tamalpais, Jepson : Vaca Mts., Jepsoii; Kelseyville, 

 Irwin; Ilkiah. Pvrdy ; Potter Valley, Nettie Pnrpns ; Mt. Hull, Hall 9556; Kneeland Prairie, 

 Tracy 2635; Humbug divide, Siskiyou Co., Butler 599. Marysville Buttes, Blaiikinship. Sierra 

 Nevada: Porcupine Flat. Yosemite Park, H. M. Evans; Indian Valley, Plumas Co., E. M. 

 Austin; Modoc Co., M. S. Baker. 



Refs.— Delphinium nudicaule T. & G. Fl. 1: 33 (1838), type from California. Douglas; 

 Jepson, Fl. W. Mid. Cal. 197 (1901). D. luteum Heller, Bull. S. Cal. Acad. 2: 68 (1903), type 

 loe. Bodega Bay, Heller 5256 ; leaves sparsely short-hairy ; flowers pale yellow, pubescent. — 

 Ex. char. 



3. D. purpusii Brandegee. Stems 11/2 to 3 feet high; stems and petioles 

 slightly pubescent, the leaves a little ciliate ; leaves 2 to 3 inches broad, 3-cleft 

 into very broad toothed or incised lobes ; racemes sparsely flowered, 4 to 8 

 inches long; flowers purplish red or dull pink, disposed to dry lavender; sepals 

 about 4 lines long, much shorter than the tliickish spur; follicles 7 to 10 lines 

 long. 



Rocky slopes. Greenhorn Range in the extreme southern Sierra Nevada. 

 Apr.-May. Rare. 



Locs. — Chaparral, e. slope Greenhorn Range, Hull ij- Bahcock 5073 ; mouth of Kern Caiion, 

 Heller 7655. 



