PLANTS OF SOUTHERN NEW JERSEY. 455 



Lakes or ponds at several stations in the northern counties, 

 and reported from Freehold, Monmouth County, by Rev. Samuel 

 Lockwood in Britton's Catalogue. 



Ranunculus pusillus Poir. Low Crowfoot. 



Ranunculus pusillus Poir, in Lam. Encycl. VI. 99. 1804 [Carolina]. — Brittoo 

 36. — Keller and Brown 151. 



Moist ground, rare. Several stations north of our limits, 



mostly in the Middle district, and several others in West Jersey. 



Middle District.— Moorestown (NB), Taunton (C), Camden (P). 



Ranunculus obtusiusculus Raf. Water-plantain Crowfoot. 



Ranunculus obtusiusculus Rafinesque, Med. Rep. II. 5. 359. 1808 {New 



Jersey]. — Keller and Brown 151. 

 Ranunculus ambiguus Britton 36. 



Muddy banks of streams, etc. ; at several stations in the north- 

 ern counties and along the Delaware River from Trenton t» 

 Salem' County. Mainly on the coastal plain. 



Pi. — Late June to late July. Fr. — Early July to mid-August. 



Middle District.— Florence (S), Camden, Washington Park (KB), West- 

 Ville, Berkeley (NB), Repaupo (KB), Mantua Creek (KB), Gloucester 

 (KB), Mickleton, Swedesboro. 



Ranunculus abortivus L. Kidney-leaved Crowfoot. 

 PI. LXII., Fig. I. 



Ranunculus abortivus Linnaeus, Sp. PI. 551. 1753 [Virginia and Canada]. — 

 Knieskern 5.— Britton 36. 



Common in woods of the Northern and upper Middle districts ; 

 less abundant southward. 



The crowfoots are not characteristic plants of the coastal 

 plain and are mainly confined to the northern and western parts 

 of the Middle district. The present species, R. recurvatus and 

 R. hispidiis are the most generally distributed. 



Fl. — Mid-April to late May. Fr. — Early May to mid-June. 



Middle District. — Farmingdale, New Egypt, Bordentown, Kinkora, Delaire, 

 Delanco, Pensauken (S), Medford (S), Haddonfield, Camden (Bassett), 

 Washington Park, Westville, Woodbury, Mickleton, Swedesboro, Marlboro 

 (C), Riddleton, Quinton, Alloway. 



