Feb., 11)17] The Crowfoot Family in Ohio 109 



1. Ranunculus abortivus L. Kidney-leaf Crowfoot. Pale 

 green, succulent, branching herbs, H-l}^ ft. high, glabrous or 

 slightly pubescent. Basal leaves cordate or reniform, crenate, 

 occasionally 3-lobed, long petioled; stem leaves 3 to 5 parted, 

 segments linear or cuneate, sessile. Flowers inconspicuous, 

 pale yellow, petals shorter than the reflexed sepals. Achenes, 

 tipped by a short beak, forming a globose head. In shady 

 places. Cicncral and abundant. 



2. Ranunculus micranthus Nutt. Rock Crowfoot. Stems 

 branched, spreading, villous, 6-18 in. high. Basal leaves 

 3-lobed, crenate, dark green; stem leaves sessile, divided into 

 linear, entire, or sharp-toothed segments. Flowers inconspic- 

 uous light yellow. Head of fruit ovate, receptacle linear 

 glabrous. Open deciduous woods, often on rocks. Clermont 

 County. 



3. Ranunculus sceleratus L. Celerv-leaf Crowfoot. A 

 tall, stout stemmed branching herb, 3^2-2 ft. tall. Basal leaves 

 3-5 lobed, long broad petioles; stem leaves, except upper 

 ones, petioled, parted into linear segments, entire or several 

 toothed. Flowers inconspicuous, pale yellow, petals scarcely 

 exceeding sepals. Head of fruit oblong, achenes apiculate. 

 Swamps and wet ditches. Rather general. 



4. Ranunculus recurvatus Poir. Hooked Crowfoot. Erect, 

 branching, hirsute herb, 3/2"- ft. tall. Leaves 3-parted, divisions 

 ovate, toothed and lobed, hirsute. Flowers inconspicuous, 

 pale yellow, petals shorter than, or about equal to the reflexed 

 calyx. Head of fruit globose, achenes with a recurved beak. 

 General and abundant. 



5. Ranunculus ^cris L. Tall Buttercup. Tall, erect herbs, 

 branching above, pubescent. Basal leaves 5-7 parted, the 

 divisions sessile, cleft into linear segments, stem leaves small, 

 3-parted, sessile. Flow'ers in a spreading cyme, bright yellow, 

 waxy; petals obovate, much longer than the sepals. Head of 

 fruit globose, achenes compressed, beak short. In fields and 

 meadows. From Europe. Rather general, except in southern 

 part of state. 



6. Ranunculus bulbosus L. Bulbous Buttercup. Erect, 

 branching, pubescent stems, from a thickened bulbous base. 

 Basal leaves 3-parted, lateral divisions sessile, terminal one 

 stalked giving the leaf a pinnate appearance; divisions cleft, 

 ultimate segments narrow. Flow^ers conspicuous, bright, glossy 



