262 DICOTYLEDONOUS PLANTS. 



4. V. bcccalitnga Linn. : racemes opposite ; leaves elliptical, ob- 

 tuse, subserrate, glabrous, on short petioles ; stem procumbent, root- 

 ing at base. 



HAB. Ditches, &c. N. S. June. If. Whole plant smooth 

 and shining. Racemes many-flowered, longer than the leave?. 

 Flowers bright blue. Brooktime. 



5. V. officinaKs Linn. : flowers in spikes ; leaves ovate or obovate, 

 errate, shortly petiolate, rough, pubescent.; stem procumbent, rough. 



HAB. Pastures and dry woods. Can. to Car. June. H- Stems 

 6 12 inches long, rooting below. Flowers pale blue, in erect 

 pedunculate spikes. Common SpeediceU. 



*** Flowers axillary, solitary. 



6. V. ngrestis Linn. : flowers peduncled ; leaves on short petioles, 

 cordate-ovate, deeply serrate ; segments of the calyx ovate-lanceolate ; 

 tern procumbent. 



HAB. Sandy fields. Can. to Car. May. . Stems 3 9 inches 

 long, hairy. Peduncles rather longer than the leaves and recurved 

 when in fruit. Flowers small, pale blue or whitish. Introduced. 



7. V. peregrlna Linn. : flowers solitary, sessile ; leaves oblong, ser- 

 rate, rather obtuse ; stem erect. V. caroliniana Walt. V. marilandica 

 Mich. 



HAB. Clay grounds. Arctic Amer. to Car. W. to Miss. May, 

 July. .Whole plant smooth. Stem simple, or branched 

 only at base. Flowers very small, wliite or pale blue, nearly or 

 quite sessile. 



8. V. arvensis Linn. : flowers subsessile ; leaves cordate-ovate, deep- 

 ly serrate, floral ones lanceolate ; segments of the calyx lanceolate ; 

 stem nearly erect. 



HAB. Fields, &c. Penn. to Car. April July. Q.Stcm 

 somewhat branched at base. Flowers nearly sessile, very small, 

 pale blue. Capsule compressed and ciliate. Introduced. 



Small Speedwell. 



9. V. hcdcrifolia Linn. : leaves cordate-ovate, mostly 5-lobed, peti- 

 oled ; segments of the calyx cordate, ciliate, acute ; stem procum- 

 bent. 



HAB. Shady rocks. N. S. April. . Stems weak and un- 

 branched. Corol pale blue, smaller than the calyx. Capsule 2- 

 lobed, turgid. 



10. V. rcniformis Raf. : stem procumbent, hispid ; leaves sessile, 

 reniform, entire, hairy, villous ; flowers axillary, solitary, subsessile. 



HAB. Sandy soils. N. J. Raf. May July. Q. Stems few, 

 terete, procumbent. Flowers white or pale blue. It should not 

 be confounded with V. reniformis of Pursh. It may be only a 

 variety of V. arvensis. 



2. LEPTANDRA. Nutt. 

 Calyx 5-parted ; segments acuminate. Corol tubular- 



