RANUNCULACEJE. (CROWFOOT FAMILY.) 9. 
9. CALTHA, L. Marsu MARIGOLD. 
Sepals 4 — 10, regular, flat, colored, imbricated in the bud, deciduous. Petals 
none. Stamens numerous; filaments filiform. Ovaries 5-15, many-ovuled. 
Stigma sessile. Follicles capitate or whorled, sessile, spreading, many-seeded. — 
Perennial, smooth herbs, with cordate or reniform undivided leaves, and showy 
yellow flowers. 
l. C. palustris, L. var. parnassifolia, Torr. § Gr. Stem 1-leaved, 
1-flowered ; radical leaves long-petioled, broadly reniform, sharply toothed ; se- 
pals oblong. (C. ficarioides, Pursh.) — Cedar swamps, South Carolina (Pursh), 
Tennessee, and northward. 
10. ISOPYRUM, L. 
Sepals 5-6, regular, ovate, colored, imbricated in the bud, deciduous. Petals 
5 and minute, or none. Stamens numerous. Ovaries 2-20. Ovules few or 
many, in 1-2 rows. Style short, subulate. Follicles sessile, membranaceous. 
Seed horizontal — Perennial, smooth herbs, with alternate compound leaves, 
and solitary white flowers. 
1. I. biternatum, Torr. & Gr. Stem (6/-12! high) slender, sparingly 
branched ; radical leaves biternate, on long petioles ; stem-leaves ternate, nearly 
sessile; leaflets ovate and obovate, obtusely 3-lobed ; petals none; ovaries 1~5; 
follicle 2-seeded. (Enemion biternatum, Raf. eer -Shady par hee i sores. 
sembles Thru anemonoides in general appearance. Sn 
IE AQUILEGIA, L. COLUMBINE. 
Sepals 5, regular, ovate, colored, imbricated in the bud, deciduous. Petals 5, 
prolonged downward into hollow spurs. Stamens indefinite. Filaments filiform, 
elongated. Ovaries 5, many-ovuled. Follicles sessile, connivent, many-seeded, 
tipped with the elongated, filiform, persistent styles. Seeds horizontal.— Erect, - 
perennial, branching, leafy herbs, with alternate ternately-compound leaves ; 
those of the root long: petioled. Flowers showy, nodding, eters or somewhat 
corymbed. 
L A. Dalikadtinis: L. Stems 2° high, smooth or slightly pitia; 
radical leaves biternate, stem-leaves ternate, short-petioled ; leaflets roundish or 
obovate, crenately lobed ; flowers scarlet, yellow within ; stamens and styles 
exserted. — Rocky woodi; West — and — in the upper districts, 
April and May. 
12. DELPHINIUM, E Rose. 
Sepals 5, irregular, colored, imbricated in the bud, deciduous ; iocum 
larger, and produced backward into a hollow spur; the others flat. - — 
dissimilar ; the two upper with spurs which are received in the spur of 1 z 
the two lower stalked ; Sometimes (as in the annual Larkspur) all 
. Stamens numero » included ; filaments subulate, Om 
