PENTANDRIA.— MONOGYNIA. 1 17 



3. cordata : leaves cordate, rather acute ; segments 

 of the calyx scarcely produced at the base. 



HAB. Hills and dry woods. April — May. U . Leav, 

 thickish, smooth below ; sinus small. 



| t Flowers yellow. 



8. V. rotundifolia : leaves orbicular-ovate, cordate ; 

 slightly crenate, nearly smooth ; sinus closed ; pe- 

 tiole pubescent ; lateral petals bearded ; segments 

 of the calyx obtuse ; spur nearly obsolete. 

 HAB. Shady rocky woods. May. U . Leav. op- 

 press, to the earth, on short pet. ; pet. broad-ovate^ 

 striate. 



t | t Flowers somewhat regular, small, white. 



9. V. lanceola'a : leaves very smooth, lanceolate, 

 attenuated into a petiole at the base, rather obtuse, 

 subserrate ; petals beardless* 

 HAB. Wet meadows. April — May. tf . Leav. 2 

 — 4 in. long, very narrow ; Ji. inodorous, veined. 



10. V. acuta: leaves ovate lanceolate, smooth, abruptly 



decurrent at the base ; bracts lanceolate-linear ; 

 petals acute, of nearly equal length, beardless. 

 HAB. Moist grounds. May. U . Leav. rarely 

 biibcord. ; pe' ovate, lowest one veined. 



11. V. prir/iultrfoliri : leaves oblong;, subcordate, ab- 



ruptly decurrent on the petiole ; nerves beneath, 

 and the scape, subpubescent ; lateral petals 

 bearded. 

 HAB. Wet meadows. April — May. U . Leav. 

 more or less ob'use ; fl. tidor-us ; pet. obovate. 



12. V. blanda : leaves broad-cordate, slightly pubes- 



cent above ; sinus rounded ; petiole smooth ; flow 

 ers beardless. 

 HAB. Wet grounds. April — May. U. Leav. 

 nearly flat, membran., oftemubrenif. ;jl. odorous, 

 J 3. V. clande.itina : leaves orbicular, rather obtuse, 

 smoothish, crenate-gerrate, with glandular serra- 

 tures ; ?inus closed, cordate ; stolons tloriferous ; 

 petals linear, scarcely longer than the calyx. 



