8 RANUNCULACE.E. (ri{(>WKf>OT FAMII.V.) 



14. R. bulbosus, I-. Sti'iii erect finm a soli. I hull.; leaves pimiately 

 diviileil ; H()\voi*s large (T wide) ; adieiiia pninted with a sliort cui-ved lieuk. 

 — N. Carolina. Introduced. 



1"). R. acris, L., and of the l.st edition, i.-< jirobaldv not jicrniaiiently 

 established within my limits. 



8. ADONIS, L. riii:.vsANT's Eve. 



Differ.^ from the incceding mainly in the ab.sence of a pit (jr scale at the 

 base of the j)etals, the spike-like arrangement of the achenia, and in the ])in- 

 uate division of the lea\es. 



1. A. autumnalis, L. Annual; leaves finely dissected; petals 6-8, 

 crimson. — New Urleans. Introduced. 



9. CALTHA, L. ^Mahsii Mahk-old. 



Sepals 4-10, regular, colored, imbricated in the bud, deciduous. Petals 

 noue. IStamens numerous. Ovaries 5- 15, forming numy-seeded follicles iu 

 fruit. Stigma sessile. — Perennial smooth herb.s, with corilate or renifurm 

 undivided leaves, and showy yellow flowers. 



I. C. palustl'is, L. Stem furrowed, simple or l)ranched, 6'- 10' high; 

 leaves long -petioled, or the upper sessile, entire, crenate, or sharjily denticu- 

 late, 2' - G' wide ; flowers single or corymbose, long-jjcduncled ; follicles spread- 

 ing. — Marshes, N. Carolina {I/ijams), Tennessee [Gattinyer). 



10. ISOPYRUM, L. 



Sepals 5-6, regular, colored, deciduous. Petals none, or 5 and minute. 

 Stamens numerous. Ovaries 2-20. Ovules few or many, in 1-2 rows. 

 Style short, subulate. Follicles sessile. Seed horizontal. — Low and tender 

 perennial herbs, with alternate teruately divided leaves, and solitary white 

 flowers. 



1. I. biternatum, Torr. & Gray. Stem 6'- 12' high, from fibrous 

 tuber-bearing roots; radical leaves biternate, long-petioled ; stem leaves ter- 

 nate. nearly sessile ; leaflets ovate and obovate, obtusely 3-lobed ; petals none ; 

 follicles 1-5, 2-seeded. — Shaded cliffs of the Chipola Kiver, W. Florida, 

 Alabama {E. A. Smith). March -April. 



11. AQUILEGIA, L. Columhine. 



Sepals 5, regular, coloreil, deciduous. Petals 5, prolonged downward into 

 hollow spurs. Filaments long, filiform. Follicles 5, connivent, many-seeded, 

 tipped with the long filiform persistent styles. — Erect branching herbs, with 

 alternate 2 - 3-ternate leaves, and showy nodding .solitary flowers. 



1. A. Canadensis, L. Stem l°-.3° high, smooth or slightly pubescent; 

 radical leaves biternate, the leaflets roundish, crenately lobed ; flowers scarlet 

 stamens and .styles exserted. — Rocky woods, chiefly iu the upjjer districts. 

 April- May. 



