782 SCROPHULARIACEAE 



16. VERONICA (Tourn.) L. SpeedwelLj Brooklime. 



Annual or perennial, caulescent herbs. Leaves opposite or rarely alternate 

 or whorled, entire or toothed. Flowers perfect, axillary, racemose, spicate, or 

 sohtary. Calyx of 4, rarely 5, slightly united sepals. Corolla rotate, only 

 slightly irregular, 4-lobed, the lower lobe usually narrower than the rest. Sta- 

 mens 2, one on each side of the upper corolla-lobe. Styles wholly united. _ Stig- 

 mas capitate. Capsule flat, usually notched or 2-lobed at the apex, loculicidal. 

 Seeds flattened or concave on the sides. 



Flowers in axillary racemes. 



Leaves all short-petioled; leaf-blades ovate, oblong or oval. 1. V. americana. 

 Leaves of the flowering shoots at least sessile, lanceolate to linear. 



Pedicels less than twice as long as the fruit, the latter not strongly flattened; 

 leaves broadly lanceolate. 2. V. Anagallis-aquaHca. 



Pedicels several times as long as the fruit, the latter strongly flattened; leaves 

 linear-lanceolate or Imear. 3. V. scutellala. 



Flowers in terminal spikes or racemes, or solitary in the axils of the leaves. 



Perennials; flowers in terminal spikes or racemes; bracts reduced and unlike the 



leaves. 

 All leaves sessile, ovate or oval to oblong. 



Corolla 4-5 ram. wide, campanulate, blue; capsules obovate or oval, merely 



emarginate. 4. V. Wormskjoldtt. 



CoroUa 8-9 mm. wide, broadly funnelform, violet; capsule obcordate. 



5. V. Cusickit. 

 Lower leaves petioled; blades rounded oval or the upper oblong; capsule obcoi- 

 date. 6. V. serpylli folia. 



Annuals; flowers solitary in the axils of the leaves, i. e., bracts resembling the other 



leaves and only shghtly reduced. 

 Pedimcles shorter than the leaves. 



Leaf -blades spatulate, oblong, or linear; capsule emarginate. 



7. V. xalapensis. 



Leaf-blades oval or ovate, or the upper lanceolate; capsule obcordate. 



.8. V. arvensis. 



Peduncles as long as the leaves or usuaUy longer. 

 I^eaf-blades ovate, or oblong, crenate. 

 Corolla less than 6 mm. wide. 



Capsule narrowly emarginate. 9. V. agresits. 



Capsule deeply cleft to near the base. 10. V. campylopoda. 



Corolla 9-11 mm. broad; capsule with an open shallow apical smus. 



11. V. Buxbaumti. 

 Leaf-blades orbicular or reniform, 3-5-lobed. 12. V. hederaefolia, 



1. V. americana Schwein. Stem erect or decumbent, 1-6 dm. high, sometimes 

 branched; leaves petioled; blades ovate to oblong-lanceolate crenate or serrate or 

 sometimes entire, rounded or truncate at the base ; racemes loosely-flowered ; corolla 

 blue or nearly white, 4-5 mm. broad; capsule thick, shghtly notched, broader than 

 long. F. oxylobula Greene. V. crenatifoUa Greene, a reduced form. In water. 

 New^. — Va. — N.M. — Calif. — ^Alaska. Plain — Subalp. My-Au. 



2. V. Anagallis-aquatica L. Stem glabrous or glandular pubescent above, 

 2-9 dm. high, branched; leaves sessile, lanceolate or oblong, 2-12 cm. ^^^^\ 

 acute, finely serrate or entire, often clasping; racemes spreading, many-flowered, 

 corolla blue, 4-5 mm. broad; capsule minutely notched, suborbicular. J^?^ 

 places and shallow water: N.S.—N.C— Ariz.— B.C.; Eurasia and S. Am. r^o^r^ 

 — Sub?nont, My-S. 



3. V. scutellata L. Stem ascending or decumbent at the base, I75 dm . 

 high; leaves sessile, linear or lance-linear, acute, entire or remotely denticulate, 

 racemes slender, divergent, zigzag; corolla 8-10 mm. wide; capsule flat, ^^^P|^ 

 emarginate. Swamps and wet places: Newf. — N.Y, — Colo. — Calif. — B.^. 

 Yukon. Plain — Submont, Je-Au, 



4. V. Wormskjoldii R, & S. Stem 1-3 dm. high, glandular-villous above, 

 glabrate below, strict; leaves ovate, oval, or elliptic, 1-3 cm. long, sessile, entire 

 or crenulate, drying black; corolla dark blue, campanulate, 4-5 mm. broad; cap- 

 sule elliptic-obovate, emarginate. V. alpina unalaschkensis C. & S. Wet mea- 

 dows: Greenl.—N.H.—S.D.—N.M.— Ariz.— Alaska. MonL—Subalp, Je-b. 



/ 



6. V. Cusickii A. Gray. Stem 1-2 dm. high, glabrous or puberulent, gland- 

 ular in the inflorescence; leaves oval to oblong, entire, 1-3 cm. long, darkening 

 in dr>'ing; corolla open, with rounded lobes; capsule 6-7 mm. long. Along brooks. 

 Ore. — Ida. — -Wash. Svbmont. — Subalp. Jl-Au, 



