BANUNCULACEAE. 149 



10. AQUILEGIA L. Columbine. 



Spur of petals nearly straight; flowers scarlet, white, or in a variety of 

 yellow. 1. A. Canadeiisis. 



Spur incurved; flowers blue, white or purple. 2. A. vulgaris. 



1. Aqtjilegia Canadensis L. M. p. 416. Rocks along larger water-courses. 



Spring. 



2, AQUILEGIA VULGARIS L. European Columbine. M. p. 416. Escaped 



from gardens. Spring. 



11. DELPHINIUM L. Larkspur. 

 Follicle glabrous. 1. D. Coiisolida. 



Follicle pubescent. 2. D. Ajacis. 



1. Delphinium Consolida L. M. p. 416. Escaped from cultivation. Sum- 



mer. 



2. Delphinium Ajacis L. M. p. 416. Escaped from gardens. Summer. 



12. ANEMONE L. 



Achenes densely woolly. 



Flower greenish-white, 1.5-3 cm. wide; head of fruit oblong. 



1. A. Virginiana. 

 Flower pure white, 3-5 cm. wide; head of fruit short-cylindric. 



2. A. riparia. 

 Achenes pubescent, or nearly glabrous. 



Leaves of the involucre sessile. 3. A. Canadensis. 



Leaves of the involucre petioled. 4. A. quinquefolia, 



1. Anemone Virginiana L. M. p. 419. Woods and roadsides. Summer. 



2. Anemone riparia Fernald. M. p. 419. River banks. Summer. 



Bttcfcs— Point Pleasant (Fr.). Northampton — (P.). 



3. Anemone Canadensis L. M. p. 419. Low grounds. Summer. 



jBwcA:s— Doylestown (Fr.). Lancasie?*— York Furnace (Le.). Lehigh— 

 Calypso Island (Kr.). Dauphin — Harrisburg, Steelton (Wn.). 

 Gloucester— 'Red Bank (C). 



4. Anemone quinquefolia L. Wind-flower. M. p. 419. Low woods. 



Spring. 



13. HEPATICA Scop. 

 1. Hepatica Hepatica (L.) Karst. Liver-leaf. M. p. 420. Woods. Early 

 spring. 



14. SYNDESMON Hoffmg. 

 1. Syndesmon thalictroides (L.) Hoffmg. Rue Anemone. M. p. 420. 

 Rich woods. Spring. 



15. CLEMATIS L. 



Climbing vines; leaves pinnate or 3-foliolate. 



Flowers panicled, numerous; filaments glabrous. 1. C. Virginiana. 



Flowers solitary; filaments pubescent. 2. C. Viorna. 



Erect or ascending perennial herbs; leaves simple or pinnate. 



3. C. ochroleuca. 



1. Clematis Virginiana L. Virgin's Boxoer. M. p. 421. River banks and 

 along fences. Summer. 



