RANUNCULACEAE. 



[Vol.. II. 



i. Aquilegia Canadensis L. Wild Columbine. (Fig. 1559.) 



Aquilegia Canadensis L,. Sp. PI. 533. 1753. 



Glabrous or somewhat pubescent, i-2 high, 

 branching. I/ower and basal leaves slendcr-peti- 

 oled, biternate, 4 / -6 / broad, the ultimate leaflets 

 sessile or on very short stalks, obovate, obtuse, 

 cuneate, obtusely lobed and toothed, pale beneath; 

 leaves of the upper part of the stem lobed or di- 

 vided; flowers nodding, i '-2' long, scarlet or rarely 

 white, the spurs nearly straight, 6 X/ long, thickened 

 at the end; stamens and styles long-exsertcd; head 

 of fruit erect; follicles slightly spreading, about 

 8" long, tipped with a filiform beak of about the 

 same length. 



In rocky woods, Nova Scotia to the Northwest 

 Territory, south to Florida and Texas. Ascends to 

 5000 ft. in Virginia. Also at "high altitudes in the 

 Rocky Mountains. April-July. 



Aquilegia Canadensis flaviflora (Tenney) Britton, Bull. 



Torr. Club, 15: 97. 1888. 



Aquilegia fiai-iflora Tenney, Am. Nat. i: 389. 1867. 

 Flowers yellow; foliage lighter green than in the 

 type. Massachusetts, New York and New Jersey. 

 Rare. 



2. Aquilegia brevistyla Hook. Small- 

 flowered Columbine. (Fig. 1560.) 



Aquilegia brevistyla Hook. Fl. Bor. Am. i: 24. 1829. 



Slender, erect, sparingly pubescent, branching, 6'- 

 18' high. Basal leaves 2 / -5 / broad, long-petioled, bi- 

 ternate, the ultimate leaflets nearly sessile, broadly ob- 

 ovate, lobed and crenate; leaves of the stem few, nearly 

 sessile, lobed or divided; flowers small, nodding, about 

 as broad as long (8"), blue or purple; spurs short, in- 

 curved, about 2" long; stamens and short styles barely 

 exserted; head of fruit erect; follicles slightly spread- 

 ing, 8" long, pubescent, tipped with a subulate beak 

 about 2" long. 



Northwest Territory to South Dakota. June-July. 



\ 



3. Aquilegia vulgaris L,. European 

 Columbine. (Fig. 1561.) 



Aquilegia vulgaris I,. Sp. PI. 533. 1753. 



Stout, erect, pubescent or nearly glabrous, i-2 

 high, branching above. Basal and lower leaves 

 4 / -6 / broad, petioled, 2-3-ternate, the lateral di- 

 visions broadly obovate, obtuse, lobed and crenate, 

 glaucous beneath, dark green above; the upper 

 few, lobed or divided; flower i>^ / -2 / broad and 

 about as long, showy, blue, purple or white; spurs 

 3 // ~4 // long, stout, strongly hooked; sepals spread- 

 ing; stamens and styles hardly exserted. 



Escaped from gardens into woods and fields, fre- 

 quent in the Eastern and Middle States, in Nova Sco- 

 tia and New Brunswick. Adventive or naturalized 

 from Europe. May-July. 



