SPERMATOPHYTA— RANUNCULACEAE 



461 



Distribution. The Prairie Larkspur is common on sandy soil, gravelly 

 knolls and prairies of Illinois and Wisconsin to Manitoba, Kansas and Arkan- 

 sas. 



7. Delphinium Geyeri Greene 



A hairy perennial 1-2 feet high; leaves dull green, somewhat branched; 

 flowers in dense racemes, azure blue. 



Distribution. Common on the high plains of Colorado to Montana. 



Fig. 235. Carolina I^arkspur 

 {Detphinium Penardi). Like 

 other species of this genus it 

 is poisonous. Common on prai- 

 ries and gravelly soil. (Ada 

 Hayden.) 



Fig. 236. Purple larkspur (.Delphinium bicotor) 

 is found in Montana^ and Westward. Poisonous. 

 (Chesnut, U. S. Dept. Agr.) 



Delphinium Menziesii DC 



Glabrous below, at least at the very base, pubescent above with spreading 

 hairs, especially the inflorescence; leaves 5-parted, divisions 2 to 3-cleft<; flowers 

 large, deep-blue, in a loosely few to many-flowered simple raceme; upper petals 

 veined with purple; spur long and slender; ovaries somewhat tomentose. 



Distribution. Common from San Francisco, California, north to British 

 Columbia, Idaho, Montana and Wyoming. 



