RANUNCULACEAE (BUTTERCUP FAMILY) 99 



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

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



D. columbianum 



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

 spur. W. D - hesperium 



II. 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; leaves 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. trolliifolium (POISON LARK-SPUR) 



AA. Flowers scarlet or orange. 



N. Flowers pale yellow. E. D. xantholeucum 



NN. Flowers red. W. C. D. nudicaule 



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. columbianum 

 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. quinquefolia (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. tetonensis 



BB. Involucre leaves sessile. 



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



W. C. A. deltoidea ^-LEAVED ANEMONE) 



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



akenes wing margined. E. A. narcissiflora 



AA. Akenes densely long-woolly. 



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



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



A. multifida (CUT-LEAVED ANEMONE) 



