Davis: RANUNCULI OF NORTH AMERICA. 501 



the base ; carpels numerous, blunt, not wrinkled nor ribbed, 

 cotyledon only i : akenes borne in a head. A genus of only 

 about three species natives of Europe and Asia. The follow- 

 ing one is naturalized here : 



F. ranunculoides MOENCH, Meth. 215. 1794. 



Ranunculus Ficaria LINN. Sp. PI. 550. 1753. 



F. verna HUDS. Fl. Angl. i ed, 214. 1762. 



F. -polypetala GILID. Fl. Lituan. 2: 259. 1781. 



F. Ficaria KARST. Deutsch. Fl. 565. 1880-83. (Not bi- 

 nomial.) 



F. communis DuM.-CouRS. Bot. Cult. 2 ed .4 : 445. 1811. 



F. calt/HEfoItaR.vicHB. Fl. Germ. Excurs. 718. 1830-32. 



F. grandiflora ROBERT, Cat. Toulon, 57: 112. 1838. 



F. Robcrti F. SCHULTZ, Arch. Fl. 346. 1848. 



F. ambigua BOR. Fl. Cent. Fr. 3 ed. 2 : 20. 1857. 



F. nudicaulis KERN, in Oestr. Bot. Zeitschr. 13 : 188. 

 1863. 



F. intermedia SCHUR. Enum. PL Transs. 14. 1866. 



F. transsilvanica SCHUR. 1. c. 14. 



F. aperata SCHUR. inVerh. Naturf . Ver. Bruenn. 15: 231. 

 1877. 



F. Holubyi SCHUR. 1. c. 32. 



F. rotundifolia SCHUR. 1. c. 32. 



Stem scape-like, or i-2-leaved, about 5 inches high : leaves 

 ovate cordate, obtuse, crenate, i to 2 inches long ; petioles 

 broad : flowers yellow ; petals 8 or 9 ; sepals 3 : head of fruit 

 globose : akenes beakless, truncate. Run wild on Long is- 

 land ; Staten island; Hingham, Mass.; Richmond Co., N. 

 Y., and near Philadelphia. Regne Vegetale 9: 6. 



CYRTORHYNCHA NUTT. ex Torr. & Gray, Fl. i : 26. 1838. 

 (From the Greek, meaning curved-beak.) 



Slender, erect, perennial herbs, with fibrous roots : leaves 

 lobed: flowers small, yellow; sepals 5, spreading deciduous; 

 petals 5, narrowly spatulate or oblong, pit at base, small; 

 stamens many : akenes terete, longitudinally ribbed ; style in- 

 curved. A monotypic genus. Section CYRTORHYNCHA Gray, 

 under Ranunculus. 



