KIDNEY-LEAVED CROWFOOT 



of the Buttercups. The stem may be found standing up 

 or lying down; if erect, it rises two or three feet; if 

 reclining, it hugs the earth and roots at the joints, in 

 this way making beds; in any case, the leaves are 

 lifted on long petioles out of the wet. 



KIDNEY-LEAVED CROWFOOT. SMALL-FLOWERED 



BUTTERCUP 



Ranunculus abortivus 



» 



Biennial. Shady hillsides, along brooks, in open woods. 

 Newfoundland, Labrador, Nova Scotia to Manitoba, 

 south to Florida, Ar- 

 kansas, and Colorado. 

 Common in northern 

 Ohio. April-June. 



Roots . — Thick-tufted 

 fibres. 



6"/^^.— Smooth, branch- 

 ing, about a foot high. 



Leaves. — First basal 

 leaves one or two inches 

 in diameter, long-peti- 

 oled, bright green, kid- 

 ney-shaped or round 

 heart-shaped; the suc- 

 ceeding ones often three- 

 lobed or three-parted; 

 stem-leaves three to five- 

 parted, nearly sessile, di- 

 visions oblong or wedge- 

 form, mostly toothed. 



Flowers. — Small, yellow, with globular centres, more 

 green than yellow. 



Calyx. — Sepals five, ovate, obtuse, somewhat yellowish, 

 and reflexed. 



83 



Small-Flowered Buttercup. 

 abortivus 



Ranunculus 



