Veronica. 



SCROPHULARIACEjE. 



43 



7. Veronica arvensis, Linn. Corn Speedwell. 



Stems assurgent, hairy ; leaves cordate-ovate, crenate-serrate , the lower ones petiolate ; 

 the upper bract-like, lanceolate, sessile, alternate ; flowers axillary and solitary, nearly sessile. 

 — Linn. sp. 1. p. 13 ; Walt. J,. Car. p. 61 ; Michx. fl. 1. p. 4 ; Pursh, fl. 1. p. 11 ; Ell. 

 sk. 1 p. 9 ; Torr. fl. 1. p. 10 ; Bigel. fl. Bost. p. 6 ; i?orr. in Engl. hot. suppl. t. 2603 ; 

 Beck, hot. p. 262 ; Darlingt. fl. Cest. p. 5. 



Annual. Stems often branching from the root. Leaves pubescent, 4-6 lines long. Flowers 

 axillary, or rather in a leafy raceme. Corolla pale blue, shorter than the tinequal calyx, 

 pale purple. Capsule much compressed, obcordate, ciliale on the margin. Seeds 6 — 8 in 

 each cell, oval, plano-convex. 



Dry fields and hill-sides ; rather common. Introduced from Europe. Fl. April - August. 



** CocHLiDioaPEBMUM, Reich. Calyx 4- (rarely 5-) parted. Corolla rotate. Seeds with a deep pit on one side. 



8. Veronica agrestis, Linn. Procumbent Field Speedwell. 



Stem procumbent, hairy ; leaves all petiolate, cordate-ovate, incisely serrate, as long as the 

 pedicels ; flowers axillary, solitary, pedicellate ; segments of the calyx equal. — Finn. sp. 1. 

 p. 13 ; Engl, hot t. 783 ; Muhl. cat. p. 2 ; Ell. sk. 1. p. 9 ; Torr. fl. 1. p. 10; Bigel. fl. 

 Bost. p. 6 ; Beck, hot. p. 262. 



Annual. Stems 3-4 inches long, slightly hairy, slender. Leaves alternate, roundish- 

 ovate, shorter than the petioles. Peduncles about the length of the leaves, recurved after the 

 fruit is formed. Segments of the calyx 3-nerved, ciliate. Corolla pale blue with deep blue 

 veins, sometimes nearly white. Lobes of the capsule roundish and tumid. Seeds about 8 

 in each cell, each with a deep pit on one side. 



Dry sandy fields ; rare. Introduced from Europe. May. 



9. Veronica hederifolia, Linn. Ivy-leaved Speedwell. 



Stems procumbent, diffuse, pubescent ; leaves all petiolate, cordate, 5 - 7-lobed , the upper 

 ones 3-lobed ; flowers axillary, solitary; segments of the calyx cordate, ciliate, acute. — 

 Linn. sp. 1. p. 13 ; Engl. hot. t. 784 ; Muhl. cat. p. 2; Torr. fl. 1. p. 10; Beck, hot. 

 p. 262 ; Darlingt. fl. Cest. p. 5. 



Annual. Stems slender, 4-10 inches long; the pubescence somewhat in lines. Leaves 

 almost reniform-cordate, a little fleshy; the primordial ones persistent, on long petioles. 

 Pedicels longer than the leaves, slender. Calyx finally somewhat 4-sided, longer than the 

 fruit ; the segments converging. Corolla blue, smaller than the calyx. Lobes of the capsule 

 very turgid, black, wrinkled. Seeds 2 in each cell, large and cupped. 



Hill-sides, near Brooklyn, Long Island. Introduced. Fl. Latter part of March - April. 



6* 



