:0 DIANDRIA. MONOGYNIA. vERo^-rc£.. 



segments ovate-subrotund. Capsule nearly orbicular, much 

 compressed. 

 Hau. In wet meadows and inundated places; common. May- 

 June. 



6. V. arveyisis L. : flowers solitary, subsessile ; inferior 

 leaves petiolcd, cordate-ovate, serrate; (stem-leaves crenate;) 

 floral ones lanceolate, sessile, longer than the peduncles f 

 segments of the calyx unequal ; capsule obcordate, com- 

 pressed. JVi I Id. Spec, I. p. 73. M i c h. FL I. p. 4. Pu rsh 

 /"/. I. p. 11. Elliott Sk.\. ^.'d, Walt. Car, ip. 61. 

 C lay. Firg.^.2. Etig, Bot. t,734r, R o em. ^- S c hul i. 

 1. p. 125. 



Root fibrous, annual. Stem procumbent and ascending, 2 to 8 

 inches long, more or less branched. Leaves, as well as the 

 stem, pubescent. Corolla pale blue, shorter than the calyx. 

 Capsule much compressed, with 6 to 8 seeds in each cell. 



Hab. On dry hills, and in fields; not rare. April — August 

 Introduced from Europe. 



7. V. agreslis L, : flowers solitary, peduncled ; leaves 

 petioled, cordate-ovate, serrate ; segments of the calyx equal, 

 ovate, hairy ; stem procumbent, pubescent. Willd. Specie, 

 p. 72. Muhl, Cat, p. 2. Elliott S/c. I. p. y. Eng. 

 Bot, t. 783. Roem, ^ He hull, I. p. 125. 



7?oor fibrous, annual. tS^fm diffuse, branched. Xeat/fs alternate, 

 round-ovate, shorter than the petioles. Peduncles about the 

 length of the leaves, recurved after the fruit is formed. Seg- 

 ments of the calyx 3-nerved, ciliate. Corolla pale blue, with 

 deep blue veins ; sometimes nearly white. Capsule a little 

 turgid, emarginate; seeds about 8 in each cell, each with a 

 deep pit. 



Hab. In dry sandy fields near New- York ; rare. May. 



W. Y. peregrina L. : flowers solitary, sessile ; leaves ob- 

 long, serrate, rather obtuse ; stem erect. Willd. Spec. 1. 

 p. 76. Mich. FL\.p.^. Pursh Fl.l.p.ll. Elliott 

 SA. 1. p. 10. Roem. ^ Schxilt. I. p. 122. Y . marilan- 

 dica Murr, Comm. Golt. 1782. t. 3. V. caroliniana 

 Walt. Car. p. 61, V. carnulosa Lam. Ill, I. p. 47. V. 

 romana Lin, Mant. p. 317. 



The whole plant is smooth. Root annual. Stem simple, or 

 branched at the base. Radical leaves ovate, decurrent into a 

 petiole ; those on the stem sessile and much narrower. Seg- 

 ments of the calyjc linear-lanceolate. Corolla very small, whiter 

 or pale blue. Capsule obcordate, compressed. Seeds shining. 

 Hab. In low clayey situations ; frequent. May — July. 



9. Y.hcderifulia L.: flowers solitary; leaves equalling 

 \he petiole?, cordate-round, 5-lobedj the upper ones 3-lobcd ; 



