Obder 86.— SCSOPHULARIACE^. B27 



a Racemes opposite, axillary, Capsnle ronndish, emarglnato No8. 2, 8 



a Eaceines alternate, axillary. C.ipsiilo Dot rounded,, very flat Nos. 4,5 



a Kacemes terminal, or the flowers axillary and not racerncd. (b) 



b Floral leaves like the I'est, not longer tlian the recurved peduncles Nos. 6 — 8 



b Floral leaves bruetlilie, longer than the erect peduncles, (c) 



c 'Perennial. Peduncles equaling or exceeding the calyx No.s. 9, 10, 14 



Annual. Peduncles shorter than the calyx or none Nos. 11, 13 



1. V. Virginioa L. Culver's Physic. Erect, tall, glabrous ; Ivs. mrticiUaU in 

 is, 5s, or <is, lance-ovate to lance-linear ; spikes mostly several, paniculate. — y 

 "Woods, thickets and barrens, Can. to Ga., "W. to Iowa. A conspicuous plant 

 arising 2 — 5f. Stem simple, straight, smooth, with whorls of acuminate, finely 

 serrate leaves which are subpetiolate and glaucous beneath. Flowers numerous, 

 nearly sessile, in spikes 3 to 10' long. Corolla white, tubular, pubescent inside. 

 Stamens and style twice as long as the corolla. Jl. (Leptandra Virginioa 

 Nutt.) 



2 V. AnagalUs L. Glabrous erect ; Ivs. sessile, clasping and siibcordaie, lanceolate, 

 acutish, entire or serrulate ; rac. in opposite axils ; caps, orbicular, slightly notchedl. 

 — U A smooth, fleshy plant, frequenting the borders of brooks and pools. Can. 

 and U. S. Stem about If high. Leaves 2 — 3' by 5 — 7".. Racemes (some- 

 times but 1 at a node) longer than the leaves, loose, pedicels (2 — 3") scarcely 

 longer than the bracts. Flowers bluish-purple, small. Jn., Jl. 



3 V. Americana Schwenitz. Beooklime. Glabrous, decumbent at base, erect, 

 above ; Ivs. ovate or ovate-oUonj, acute or obtusish ; serrate, petiolate, abrupt al 

 base ; rac. opposite, loose ; caps, roundish, turgid, emarginate. — 11 In brooks and 

 clear waters. Can. and U. S. Plant rather fleshy, very smooth, 12 — 18' long, 

 more or less decumbent and rooting at base. Leaves 1 — 2' long, petioles mar- 

 gined. Racemes longer than tho leaves. Pedicels (3 — 5") twice longer than the 

 bracts. Flowers blue or bluish-purple. Jn., Jl. — (V. Becoabunga Am. authors.) 



4 V. soutelldria L. Skull-cap. Speedwell. Glabrous, ascending, weak ; to. 

 linear or lance-linear, sessile, acute, remotely denticulate ; rac. in alternate azSs 

 very loose ; pedicels divaricate ; capsule flat, broader than long, cordate at both 

 ends. — y Slender and weak, in swamps and marshes, N. Eng. and W. States, and 

 Brit. Am., common. St. 10 to 15' high. Lvs. (2 to 3' by '2 to 3") much longer 

 than the internodea. Fed. and pedicels filiform, the latter (6 to 9'') six times 

 longer than tho bracts. Fls. rather large, flesh-oolgr, with purple lines. Jn. — 

 Aug. 



5 V, officinalis L, Ofpicinal SpbedwelTj. Roughish-pubesoent ; St. prostrate, 

 branched ; lvs. briefly petiolate, and subsessile, obovaie-elliptic or oblong, obtuse, ser- 

 rate, mostly narrowed to the base ; r.io. dense, many-flowered ; pedicels shorter 

 than the calyx ; caps, puberulent, obovate-triangular, slightly emarginate. — 11 

 In dry woods and open fields. Can. to Ga., rare. Plant trailing, 6 to 12' long, 

 with ascending branches. Lvs. 1' to 18" by 6 to 9". Fls. pale blue, forming 

 rather long, axillary, erect, pedunculate spikes. May — Jl. § Eur. 



6 V. Buxbaumii Tenore. Prostrate, hairy; lvs. roundish-ovate, coarsely cre- 

 nate-serrate, the floral similar, all on short petioles ; ped. longer than the lvs. ; caps. 

 triangular-obcordaie, broader than long. — Rare in waste grounds, B. States. Plant 

 1 to 12' long, lvs. nearly 1' long. CaL spreading 4 to 6". Cor. larger than the 

 calyx, blue. Caps, oo-seeded. 



7 V. agr^stis L. Neokweed. St. procumbent, diffusely branching ; lvs. cordate- 

 ovate, deeply crenate-serrate, floral similar, all petiolate ; ped. as long as the leaves ; 

 caps, roundish, acutely notched, OO-seeded, — (D In cultivated fields. Can. and At- 

 lantic States, not common. A small, pilous plant, 2 to 8' long, branching mostly 

 at base. The lvs. are roundish-ovate, the lower shorter than theu- petioles, the 

 upper alternate. Fls. smaU, light blue, veined, their stalks recurved in fruit. 

 Segm, of the cal. fringed, ovate, equal. May — Sept. § Bur. 



3 V. liedersefolla L. Prostrate, pilous ; lvs. petiolate, cordate, roundish, coarsdy 

 3 to 5-toothed or lobed ; ped. scarcely longer than the lvs. ; Sep. triangular, stibcor- 

 date, acute, closed in fruit ; caps, turgid, i-seeded.—Diy or rocky foils, L. IsL tQ 

 Del., rare. St. dififuselv branched. Lvs. rather fleshy, 6 to 12" d:am., the upp«r 

 larger and alternate. Cal. segm. cUiate. Cor. smaUer than the calyx, blue. Mar,, 

 May. § Eur. 



