RANUNCULACEAE (BUTTERCUP FAMILY) 99 



JJ. Stems many-flowered, more than 3-Ieaved. 

 K. Stem glabrous or nearly so; sepals | as long as the spur. W. C. E. 



D. columblanum 

 KK. Stem puberulent or hirsute-pubescent below; sepals about as long as the 

 spur. W. D. hespeiium 



n. Mature follicles 13-25 mm. long. 

 L. Plant pubescent, 1.5-6 dm. high. W. C. E. D. menziesii 



LL. Plant glabrous or only the inflorescence hairy. 

 M. Plant 1.5-3 dm. high; leave^rarely over 2.5-5 cm. wide; leaf-segments 

 obtuse. W. C. E. D. bicolor 



MM. Plant 6-18 dm. high; leaves often 10-15 cm. wide; leaf segments 

 acute. W. E. D. troUiifolium (poison lark-spur) 



AA. Flowers scarlet or orange. 

 N. Flowers pale yellow. E. D. zantholeucum 



NN. Flowers red. W. C. D. nudlcaule 



ACONITUM (Wolfbane) 



Herbs, perennial, tall. Leaves alternate, palmately lobed. Flowers 

 showy, in open racemes. Sepals 5, colored, petal-like. Petals 2-5; 2 

 upper with long claw and spurlike blade concealed in the hood of the 

 sepals; 3 lower small or obsolete. Follicles 3-5, sessile. Seeds many. — 

 (Said to be from the town Acone in Asia Minor, where first found.) 

 Said to be poisonous. 



A. Stem stout, not viney; upper leaves without bulblets in their axils. C. E. 



A. columblanum 

 AA. Stem weak, viney; upper leaves with bulblets in their axils. E. A. bulbosum 



ANEMONE (Anemone) 



Herbs, perennial, erect. Leaves lobed or divided or compound, all basal 

 except those of the involucre. Sepals 4-20, colored and petal-like. Petals 

 none. Stigma lateral. Akenes many, flat, pointed. — (Gk. anemos = 

 the wind; from the exposed habitats.) 



A. Akenes naked or merely pubescent. 

 B. Involucre leaves petioled. 

 C. Involucre leaves 3-5-foliolate; stems from a horizontal rhizome. 

 D. Flowers 20-35 mm. wide, white. W. C. E. A. quinquefolla (wood anemone) 

 DD. Flowers 8-12 mm. wide. 



E. Sepals white or pale blue. W. A. lyallii 



EE. Sepals bright blue. C. E. A. oregana 



CC. Involucre leaves 2-3 times dissected; stems from an erect caudex. E. 



A. tetonensls 



BB. Involucre leaves sessile. 



F. Basal leaves 3-foliolate; leaflets ovate or rhombic-ovate; akenes wingless. 



W. C. A. deltoldea (s-leaved anemone) 



FF. Easal leaves 3-parted or -divided; leaf lobes narrowly lanceolate or linear; 



akenes wing margined. E. A. narclssiflora 



AA. Akenes densely long-woolly. 



G. Plants glabrate; sepals not yellowish, blue. W. C. E. A. drummondli 



GG. Plants villous-pubescent; sepals yellowish, sometimes tinged with blue. W. E. 



A. multlfida (cut-leaved anemone) 



