PL ex. that. 85. RANUNCULACEiE. 466. Batrach. ?2 1 
1. Batrachium hederaceum. Ivy leaved water-crowfoot. 
Stem creeping; leaves nearly kidneyshape, 3 or 5-lobed; 
lobes broad, not cut, very blunt; petals oblong, scarcely 
longer than the calyx; stamens 5 to 12; cariopsides bald. 
Ranunculus aquatilis hederaceus albus, Rail Syn. 249, 2. 
Ranunculus hederulae folio aquaticus, Park . 1216. 
Ranunculus hederaceus, Lin. S. P. ?8l. 
Ranunculus hedera?folius, Salish. Prod. 3 73. 
Inundated places and springs ; perennial ; May to Aug. 
Ste7ns trailing or swimming, rooting, branched, divari- 
cated ; leaves longly petioled, rather fleshy, smooth ; 
flowers small, white. 
2. Batrachium. tripartitum. Three-parted water-crowfoot. 
Stem floating; leaves under water, many-cut, threadlike* 
out of water 3-parted ; lobes wedgeshaped, toothed at the 
tip ; petals oblong, rather sharp, as long as the CalyX ; ca- 
riopsides bald. 
Ranunculus tripartitus, micranthus, De Cand. Syst. Nat. 1, 234. 
Ditches and springs ; perennial ; May and June. 
Flower and cariopsides similar to those of B. hederaceum ; 
stem 9 leaves , and habit , similar to B. heterophyllum. 
3. Batrachium obtusiflorum. Blunt-pelaled water-crowfoot . 
Stem floating; leaves under water many-cut, threadlike; 
out of water 3-parted, lobes wedgeshaped, toothed at the 
tip ; petals reverse ovate, obtuse, longer than the calyx ; 
cariopsides smooth. 
Ranunculus tripartitus obtusiflorus, De Cand. Syst. Nat. 1,234. 
Ranunculus aquatilis 2, With. Bot. Arr. 3, 623. 
Ditches and inundated places ; perennial; May, June. 
Leaves under water very few, sometimes 0. 
4. Batrachium heterophyllum. Odd-leaved water-crowfoot. 
Stem floating ; leaves under water many-cut, threadlike ; 
out of water 3-parted, lobes wedgeshaped, toothed at the 
tip ; petals reverse ovate, larger than the calyx ; cariopsides 
bristled; bristles stiff. 
Ranunculus aquatilis, Raii Syn. 243, 9; Ger.em. 829,2 ; Lin. S. P. 181. 
Ranunculus aquaticus hepaticae facie, Park. 1216. 
Ranunculus capillaris, Gat. FI. Mont. 102. 
Ranuuculus heterophyllus, Hoffm. Germ. 19T. 
Ranunculus diversifolius, Schrank. FI. Bav. 103. 
Water crowfoot. 
Ditches and ponds; perennial; May and June. 
VOL. II. 3 A 
