58 RANUNCULACEAE. [Von. II. 
1. Aquilegia Canadénsis L. Wild Columbine. (Fig. 1559.) 
Aqutlegia Canadensis I,. Sp. Pl. 533. 1753- 
Glabrous or somewhat pubescent, 1°-2° high, 
branching. Lower and basal leaves slender-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, 1’-2’ long, scarlet or rarely 
white, the spurs nearly straight, 6’ long, thickened 
at the end; stamens and styles long-exserted; 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 
sooo ft. in Virginia. Also at high altitudes in the 
Rocky Mountains. April-July. 
Aquilegia Canadénsis flaviflora (Tenney) Britton, Bull. 
Torr. Club, 15: 97. ‘1888. 
Aquilegia flaviflora Tenney, Am. Nat. 1: 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. 1: 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.) 
Aguilegia vulgaris Y,. Sp. Pl. 533. 1753- 
Stout, erect, pubescent or nearly glabrous, 1°-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 114’-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. 
