522 RANUNCULACEAE 



material of this species from Vancouver Island. Our form, moreover, is insuffi- 

 ciently distinguished from the Californiau phases of D. paucitlorum. 



Locs. — Kowe 's Sta., Mendocino Co., Chundlcr 1051; Horse Prairie, Trinity Siunniit, Jcpson 

 2050; Dorleska, Salmon Mts., Ball 8596; Marble Mt., Jepson 2840; Yreka, Butler 642; Goose- 

 nest footbills, Biitlcr 901; Modoc Co., M. S. Baker. 



Ref. — Delphinium mexzie.sii DC. Syst. 1: 355 (1818), type loe. region of Puget Sound, 

 Memies. • 



6. D. pauciflorum Xutt. Stems low (5 to 15 inches high), slender, mostly 

 simple, few-leaved, arising from a fascicle of oblong or fusiform tubers ; leaves 

 pedately divided into nearly distinct segments; segments linear or lanceolate 

 (sometimes oblong), entire or some of them 1 or 2-toothed, 6 to 12 lines long; 

 racemes few. 2 to 8 (rarely more) -flowered; pedicels spreading, i to 12 lines 

 long ; flowers blue to pink purplish ; sepals 4 to 6 lines long, much shorter than 

 the slender spur; follicles pubescent, short-oblong (4 to 6 lines long), more or 

 less spreading at tip in age; seeds margined on the c^uadrate summit but not on 

 the angles. 



Sierra Nevada, 5000 to 9100 feet, mainly from Yosemite Park northward. 

 North to Washington and east to Colorado. May-July. 



Logs. — Snow Creek, Yosemite Park, Hall 9185; Squaw Valley, Placer Co., Sonne; Mt. 

 Tallac, Hall cf- Chandler 46?;6: Donner Lake. Heller 6940; Webber Lake, Kennedy; se. Siski- 

 you, Hall cl'- Babcock 4124. Perhaps also at bead of Kern River (cf. Bot. Cal. 1: 11, sub "T>. 

 depauperatum"). 



Refs.— Delphinium p.wciflorum Nutt.; T. & G. Fl. 1: 33 (1838), Rocky Mts. and Blue 

 Mts. of Ore., yuttall. Var. nevadense Gray, Syn. Fl. 1': 50 (1895), type spms. from Cisco, 

 Bnlander, and Plumas Co., E. M. Austin. D. decorum var. nevadense Wats. Bot. Cal. 1: 11 

 (1876). D. sonnet Greene, Pitt. 3: 246 (1897), type loc. Truckee, Sonne. 



7. D. trolliifoHum Gray. Cow Poison. Stems coarse, 4 to 6 feet high ; herb- 

 age glabrous; leaves thinnish, 'IXU to 5 lines broad, orbicular in outline, 5 to 7- 

 cleft into cuneate segments, the segments incised or with rounded teeth, the 

 iipper leaves with acute teeth or segments: racemes very loose below, some- 

 times dense above, % to 1 or 2 feet long; pedicels widelj' spreading, 1 to 1% 

 inches long, or the lowermost 3 to 5 inches long, hairy or glabrous; bractlets 

 narrowly lanceolate, 2 to 4 lines long ; flowers deep blue ; sepals 4 to 5 lines 

 long, the very slender spur nearly half again as long ; follicles glabrous, 9 to 12 

 lines long, only slightly spreading, or sometimes strongly recurved-spreading. 



iloist ground ou edges of woods near the coast : Humboldt Co. North to 

 Oregon. 



Logs. — .\corn, Jepson 1938; Campbell's, Cliesmit 4' Drew: abundant in the Mad River 

 valley (ace. Blasdale, Erythea, 4: 187) ; near Buck Mt., Tracy 2712, 2774 (2713, flowers pink). 

 Should be looked for in nw. Mendocino Co. also. 



Ref. — Delphinium trolliipolium Gray, Proc. Am. Acad. 8: 375 (1872), type from Oregon, 

 E. Ball. 



8. D. scopulorum Gray var. glaucum Gray. Stems tall (2i4 to 6 feet high"), 

 very leafy; lierbage glabrous, sometimes glaucous; leaves 4 to 6 inches broad, 

 deeply 5 to 7-parted into cuneate divisions; divisions incised and cleft, the cen- 

 tral lanceolate segments of each division prominent and salient; racemes 1 to 

 1% feet long; pedicels 5 to 7 (or 12) lines long, ascending; bractlets filiform, 

 4 to 6 lines long; flowers blue or purplish, puberulent, numerous in racemes 1 

 to lyo feet long; sepals 5 to 6 lines long, the spur about as long; lower petals 

 cleft to the middle ; follicles 5 to 6 lines long, glabrous. 



Higher Sierra Nevada from Yosemite Park to Nevada Co., about 6000 feet. 

 San Bernardino Mts. North to Wasliiugtou and Alaska. 



Locs. — Mariposa Big Trees, Brewer 1940; Placer Co., Carpenter; Truckee, Sonne; Lincoln 

 Valley, Kennedy ^- Doten. San Bernardino Mts., ace. Hxith (Engler, Bot. Jahrb. 20: 457) 

 and Farish. 



