96 OEOBANCHACE^. (bROOM-KAPK FAMILY.) 



upper 3-5-parte(l, the floral witli cunoate base and ciliatc margins; corolla purplish, G to 

 liucs long. 



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

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



§2. Hemistegia, Gr. — Cahjx 1-le.aved; flowers without bractlcfs, each sessile in the axil 

 of a claspi/iy bract; no (jlands at the tips of the leaves. 



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

 cajjitate sijike; corolla dull-purplish; pairs of filaments very unequal. — In salt marshes. 



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

 or pinnatifld. — Salt marshes. 



12. PEDICULARIS, Tourn. 



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

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

 transverse, equally 2-celled. 



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

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

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

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



Order 44. OROBANCHACEiE. 



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

 ulariacece by the 1-celled ovary. 



1. APHYLLON, 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 orbrownisli herbs; 

 the flowers yellowish or purplish. 



* Scapes or peduncles nahed; corolla with an almost regidar 5-lohed border. 



\. A., unifloriim, 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 (jround; flowers bracteate; corolla plainly bilabiate. 



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



