96 OBOBANCHACEJS. (BEOOM-BAPE FAMILY.) 



upper 3-5-parted, the floral with cuneate base and ciliate margins; corolla purplish, 6 to 

 9 lines long. 



2. C. pilosus, Gr. Larger, soft-villous and hoary; the floral leaves 3-toothed at the 

 tip; corolla yellowish with some purple, less than an inch long. 



2. HEMISTEGIA, Gr. Calyx 1-leaved; flowers without bractlets, each sessile in the axil 

 of a claspiny bract; no glands at the tips of the leaves. 



3. C. maritimus, Nutt. Leaves smooth, somewhat fleshy, all entire; flowers in a 

 capitate spike; corolla dull-purplish; paira of filaments very unequal. In salt marshes. 



4. C. mollis, Gr. Stamens only 2, with smooth filaments; the upper leaves toothed 

 or pinnatifid. Salt marshes. 



12. PEDICULARIS, Tourn. 



Calyx 2-5-toothed, irregular. Corolla strongly bilabiate; the galea arched and laterally 

 compressed; the lip 2-crcsted above, 3-lobed. Stamens 4, inclosed in the galea; anthers 

 transverse, equally 2-cellcd. 



1. P. densiflora, Bcnth. Nearly smooth, stout, becoming a foot or more high; 

 leaves broad -lanceolate in outline, twice-pinnatiiid or pinnately parted, and the divisions 

 irregularly and sharply incised or toothed; the upper bracta of the dense elongated spike 

 or raceme simpler; calyx-teeth, 5; corolla red or scarlet. 



OBDEB 44. OROBANCHACEJE. 



Hoot-parasitic herbs, destitute of leaves and green color. Distinguished from Scroph- 

 vlariacecB by the 1-celled ovary. 



1. AFHYLLON, Mitch. 



Calyx 5-cleft, or 5-parted, regular or nearly so. Corolla tubular and curved, almost 

 regular, or bilabiate. Stamens included; cells of the anthers deeply separated from below 

 upward, mucronate at base. Stigma peltate or bilamellar. Low pale or brownish herbs; 

 the flowers yellowish or purplish. 



* Scapes or peduncles naked; corolla with an almost regular 5-lobed border. 



1. A. uniflomm, Gr. Coralla about an inch long, bluish purple, violet-scented. 



2. A. fasciculatum, Gr. Scaly stem rising out of the ground 2 or 3 inches, bearing 

 many peduncles; lobes of the calyx not longer than the tube; flowers dull yellow or 

 purplish. 



* Stems rising above the ground; flowers bracteate; corolla plainly bilabiate. 



3. A. comosuxn, Gr. Low, branching at or near the surface of the ground; flowers 



