[08 NEW YORK STATE Ml SE1 M 



In woods, New Hampshire and Massachusetts to Florida, Ontario, 

 Minnesota and Kansas. Flowering in early spring, March to early June. 



Swamp or Marsh Buttercup 

 Ranunculus septentrionalis (Linnaeus) Poiret 



Plate 70 



Stems branching, i to 2 feet long, or becoming longer in summer, 

 ascending, the later branches procumbent and often rooting at the nodes. 

 Roots simply fibrous; stems glabrous or pubescent. Leaves large, petioled, 

 three-divided, the divisions mostly stalked, usually cuneate at the base, 

 cleft into broad lobes; petioles of the lower leaves sometimes a foot long. 

 Flowers bright yellow, 1 to ij inches broad; petals five, obovate, twice as 

 long as the spreading sepals. Stamens numerous. Fruit a globose or oval 

 head of flat, strongly margined achenes, each achene tipped by the subulate, 

 persistent, sword-shaped style. 



Marshes, swamps, ditches and low meadows, New Brunswick to Mani- 

 toba, Georgia and Kansas. Flowering from April to July. 



Hispid Buttercup 



Ranunculus hispid us Michaux 



Plate 60b 



Plant usually hairy when young, sometimes merely appressed- 

 pubescent or glabrate w T hen old; stems ascending or spreading, usually 

 several from a thickened, fibrous, perennial root; at flowering time the 

 stems only a few inches long, later becoming 1 to 2 feet long, but not 

 stoloniferous. Leaves pinnately three to five divided, the divisions 

 ovate, oblong or obovate, narrowed or cuneate at the base, sharply cleft 

 or lobed, usually thin; flowers one-half to \\ inches broad; petals usually 

 five, oblong, about twice as long as the spreading sepals and entire or 

 sometimes slightly notched at the apex; achenes of fruit oval, lenticular, 

 narrowly margined, abruptly tipped by a subulate style of about one-half 

 their length. 



