POLYANDRIA POLYUYNIA. 383 



* * Stamens shorter than the petaloid calyx. 



T. antmon aides : root tuberous ; flowers urabelled ; floral leaves pell- 

 olate, resembling an ivolucrum; flowers perfect; calyx 8 10- 

 leaved 



HAB. Woods. Apr. May, *2|.; stem 68 inches high; leaflets 

 smooth ; Jl. large, wh. 



254. GALTHA. Marsh-marigold. 



C. p'alustris : stem erect ; leaves cordate, suborbicular, obtusely cre- 



nate. 

 HAB. Swamps. April June, ^j a foot high, dichot. ; leaves 



petiol. ; Jl. large, yellow. 



255. COPTIS. 



C. trifolia : leaves ternate ; leaflets obovate, obtuse, dentate, obscure- 

 ly 3-lobed; scape 1 flowered. 



HAB. Swamps. May June, 7| ; leaves on long pet. ; scape 6 in. 

 high; Jlowerswh. 



256. HEPATICA. Liverwort. 



H. triloba : leaves cordate, 3-lobed ; lobes entire ; petioles and scape 

 hairy. 



a. obtusa : lobes of the leaves rounded, obtuse. 



b. acuta : lobes of the leaves acute. 



HAB. a. In woods: b. On mountains. April May, Tj.; scape 1- 

 fi. ; Jl. blue. 



257. RANUNCULUS. Crowfoot. 



* Pericarps transversely rugose-striate ; petals white. 



R. aquatilis : b. capillaceus : stem filiform, floating ; leaves all im- 

 mersed, and filiformly dissected ; petals obovate, longer than the 

 calyx. 



HAB. In brooks, &c. July Aug. Tj. ; siem long ; leaves petiol 

 -Jl. small ; cal. pubes. 



* * Pericarps smooth, short, ovate, collected into a roundish 

 head ; Jlowers yellow 



t Leaves undivided. 



R. F^lammula : leaves smooth, linear-lanceolate, or subovate, nearly 

 entire, the lower ones petiolate ; stem more or less decumbent, root- 

 ing ; peduncles opposite to the leaves. 



