SCROPHTJLARIACE.E. (FIGWOKT FAMILY.) 301 



faterally compressed, and enclosing the four didynamous stamens ; the lower 

 lip short, 3-lobed : anther-cells oblong-linear, unequal ; the outer one fixed by 

 the middle, the inner pendulous. Capsule loculicidal, many-seeded. Herbs, 

 with alternate entire or incisely-lobed leaves, the uppermost colored. Flowers 

 in leafy spikes or racemes. 



1. C. COCCinea, Spreng. Stem hairy; radical leaves clustered, nearly 

 entire ; those of the stem pinnatifid, with the lobes linear ; the floral ones 3- 

 lobed, bright scarlet at the summit ; corolla greenish-yellow. Damp soil .in 

 the upper districts . June - Aug. (g) Stem 1 - 1 i high. 



22. SCHWALBEA, L. 



Calyx tubular, oblique, 10 - 12-ribbed, 4-toothed, the upper tooth very small, 

 the lowest elongated, 2-cleft. Corolla bilabiate ; the upper lip oblong, arched, 

 enclosing the four didynamous stamens ; the lower rather shorter, obtusely 

 3-lobed : anther-cells parallel, equal. Capsule oblong, acute, loculicidally 

 2-valved, many -seeded. 



1. S. Americana, L. Sandy pine barrens, Florida to Mississippi, and 

 northward. May and June. 1J. Stem simple, 1 - 1 high, pubescent. Leaves 

 alternate, lanceolate, entire, sessile; the lower ones oblong, the uppermost linear, 

 small. Flowers in a spiked raceme. Corolla 1' long, yellow and purple. 



23. PEDICULARIS, L. 



Calyx tubular, more or less cleft at the apex, variously 2 - 5-toothed. Corolla 

 bilabiate ; the upper lip compressed, curved and bearded at the apex, enclosing 

 the 4 didynamous stamens; the lower lip 2-crested above, 3-lobed, with the 

 lateral lobes larger and rounded : anthers transverse. Capsule ovate or lanceo- 

 late, compressed, the upper portion empty. Herbs, with finely and pinnately 

 divided leaves. Flowers in leafy racemes or spikes. 



1. P. Canadensis, L. Stem simple, hairy (6' -9' high): leaves alter- 

 nate, smooth, oblong or lanceolate, pinnatifid ; the lobes oblong, simply or 

 doubly crenate ; spike dense, capitate, elongated in fruit ; corolla pale yellow 

 and purple ; the upper lip hooked, 2-awned under the apex ; capsule lanceolate, 

 exserted. Shady woods and banks, Florida to Mississippi, and northward. 

 March and April. 1J. Stem bearing slender leafy and rooting runners. Fruit- 

 ing spike 3' -5' long. 



2. P. lanceolata, Michx. Stem tall (l-3), smooth, simple or spar- 

 ingly branched ; leaves nearly opposite, lanceolate, pinnately toothed, the teeth 

 crenate ; spike dense ; corolla pale yellow, the upper lip curved, awnless, the 

 lower erect ; capsule ovate, scarcely exserted. Swamps on the mountains of 

 JSorth Carolina, and northward. Aug. and Sept. 



24. MELAMPYRUM, Tourn. 



Calyx bell-shaped, with 4 subulate teeth. Corolla bilabiate ; the tube dilated 

 above ; the upper lip short, compressed, obtuse, straight ; the lower rather longer, 



