RHINANTHUS from rhis, rhinos, the nose, and anthos, a flower; alluding to the form of the corolla). Yellow Rattle. SYN. Alectorolophus. ORD. Scrophularineae. A genus comprising two or three very variable, erect, hardy annuals, natives of Europe, temperate and North Asia, and North America. Flowers sessile in the axils of the floral leaves, ebracteolate, upper ones spicate; calyx four-toothed; corolla yellow, violet, or blue, often spotted, with a bilabiate limb, the upper lip entire, the lower one of three spreading lobes. Leaves opposite; cauline ones crenate; floral ones often incised-toothed, with the teeth setaceo-cuspidate. The speciesare more or less parasitic on the roots of grasses, and thrive in any moist situation: they may be propagated by seeds. RHINANTHUS Crista-galli (Cock's-spur). Penny-grass; Yellow Rattle, &c. fl. corolla yellow, the upper lip blue. May to July. l. distant, 1in. to 2in. long, oblong-lanceolate or linear-oblong, obtuse or acute, deeply crenate-serrate. Stem 6in. to 18in. high, erect, simple or branched. Europe (Britain). (Sy. En. B. 998, under name of RHINANTHUS minor.) RHINANTHUS major (greater). fl. orange-yellow; corolla tube longer than the glabrous calyx segments; lobes of the upper lip longer than broad; lower lip shorter than the upper. Late summer and autumn. l. opposite, sessile, deeply serrated. Stem usually copiously paniculate-branched. h. 6in. to 18in. Europe (Britain). (Sy. En. B. 999.)