Order 86.— SCROPHULARIACE^E. 527 



a Racemes opposite, axillary. Capsule roundish, emarginate Nos. 2, " 



a Racemes alternate, axillary. Capsule not rounded, very Hat Nos. •♦, o 



a Racemes terminal, or tho flowers axillary and not racemed. (b) 



b Floral leaves like the rest, not longer than the recurved peduncles Nos. 6 — S 



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



C Perennial. Peduncles equaling or exceeding tho calyx Nos. 9, 10, 1 1 



C Annual. Peduncles shorter than tho calyx or none Nos. 11, \i 



1. V. Virginica L. Culver's Physic. Erect, tall, glabrous; lvs. vsrticillats in 

 4s, 55, or (is, lance-ovate to lance-linear ; spikes mostly several, paniculate. — If 

 "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 subpetiolato 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 tho corolla. Jl. (Leptandra Virginica 

 Nutt.) 



2 V. Anagallis L. Glabrous erect ; Ivs. sessile, clasping and subcordate, lanceolate, 

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

 — 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 tho leaves, loose, pedicels (2 — 3") scarcely 

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



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

 above ; Ivs. ovate or ovate-oblonj, acute or obtusish ; serrate, peliolate, abrupt at 

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

 cbar 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 tho 

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



4 V. Scutellaria L. Skull-cap. Speedwell. Glabrous, ascending, weak ; Ivs. 

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

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

 ends. — 1C Slender and weak, in swamps and marshes, N. Eng. and W. States, and 

 Brit. Am., common. St. 10 to 16' high. Lvs. (2 to 3' by 2 to 3") much longer 

 than the internodes. Pod. and pedicels filiform, tho latter (6 to 9'') six time3 

 longer than the bracts. Fls. rather large, flesh-color, with purple lines. Jn. — 

 Aug. 



5 V. officinalis L. Officinal Speedwell. Roughish-pubescent ; St. prostrate, 

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

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

 than tho calyx; caps, puberulent, obovate-triangular, slightly emarginate. — U 

 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 ere- 

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

 triangular-obcordate, broader than long. — Rare in waste grounds, E. States. Plant 

 7 to 12' long, lvs. nearly 1' long. Cal. spreading 4 to 0". Cor. larger than tho 

 calyx, blue. Caps, co-seeded. 



7 V. agrestis L. Neckweed. 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. — (T) In cultivated fields, Can. and At- 

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

 at base. Tho lvs. are roundish-ovate, tho lower shorter than their petioles, the 

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

 Segui. of the cal. fringed, ovate, equal. May — Sept. § Eur. 



8 V. hederasfolia L. Prostrate, pilous ; lvs. petiolate, cordate, roundish, coarsely 

 3 to 5-toolhed or lobed; ped. scarcely longer than the lvs. ; sep. triangular, subcor- 

 date, acute, closed in fruit; caps, turgid., A-seeded. — Dry or rocky sods, L. IsL to 

 Del., rare. St. diffuselv branched. Lvs. rather fleshy, 6 to 12" diarn., tho upptr 

 larger and alternate. Cal. segm. ciliate. Cor. smaller than the calyx, bluo. Mar., 

 May. § Eur. 



