pedicularis SCROPHULARIACE.E 539 



RHINANTHUS 



the teeth nearly entire: corolla about half-inch long, galea falcate, with a 

 narrow beak longer than its width, lower lip much smaller. Mount 

 Rainier, Washington. 



P. parviflora J. E. Smith in Rees' Cyclop. 1814. Glabrous: sterna 

 about a foot high, branching, from a biennial or perhaps perennial root: 

 leaves all pinnately parted ; the small segments oblong, incisely crenate : 

 calyx two-cleft, its lobes incisely cristate: corolla narrow, 6 lines long, 

 purplish, its lips much shorter than the tube ; galea not at all beaked, 

 nearly straight, the anterior face curvilinear and slender-bidentate at the 

 lower part of the apex, and a pair of minute additional denticulations at 

 the throat. Alpine or subalpine, Oregon to Alaska and Hudson Bay. 



P. bracteosa Benth. 1. c, Glabrous perennial : stem stout, 1-3 feet 

 high, erect and simple, leafy only near the middle: leaves linear to ovate 

 in outline, the radical few, petioled, pinnate, the oblong leaflets %-\ 

 inch long and pinnately parted, the segments incisely dentate, the 

 teeth often tipped with white; cauline broader in outline, 2-4 inches long, 

 pinnate or pinnately parted, the segments narrowly lanceolate, 1-2 inches 

 long, coarsely 6errate : bracts ovate, acuminate, shorter than the flowers: 

 spikes cylindrical, in flower very dense: calyx sparsely pilose, 9 lines 

 long, its teeth subulate from a broad base: corolla about an inch long, 

 ochroleucous, the tube about equalling the calyx; galea much longer and 

 larger than the lower lip, its cucullate summit slightly produced at the 

 entire edentulate orifice, but not beaked. In open forests of high moun- 

 tains, eastern Oregon to Brit. Columbia and the Saskatchewan. 



P. densiflora Benth. Hook. Fl. ii, 110. Pubescent or glabrate per- 

 ennial: stem stout, 6-20 inches high, leafy, simple: leaves ample, 4-12 

 inches long, of oblong outline, bipinnatifid, or pinnately parted and the 

 lobes laciniate-dentate, the irregular salient teeth cuspidate-tipped : 

 lower bracts leaf -like, uppermost almost entire and equalling or shorter 

 than the flowers : spikes at first very dense, oblong, 2-3 inches long, in age 

 looser and sometimes a foot long: calyx campanulate, about 6 lines long- 

 by 4-5 broad, 5-toothed, the triangular acute teeth about half as long a9 

 the tube: corolla 12-18 lines long, scarlet; galea completely straight and 

 anteriorly rectilinear, very much longer and larger than the very small 

 3-lobed lower lip: filaments glabrous. On dry hillsides, southern Oregon 

 and California. 



23 RHINANTHUS L. Sp. 603. 



Erect annual herbs with opposite leaves and yellow, blue or 

 variegated flowers in terminal secund leafy-bracted spikes, or sol- 

 itary in the upper axils. Calyx compressed, 4-toothed, much 

 inflated, membranaceous and veiny in fruit. Corolla very irreg- 

 ular or bilabiate, the upper lip compressed, arched, minutely 

 2-toothed below the entire apex, the lower lip shorter, 3-lobed, 

 the lobes spreading. Stamens 4, didynamous, ascending under 

 the galea. Anthers pilose, the cells obtuse at base, transverse, 

 distinct. Capsule orbicular, flat, loculicidally dehiscent, several- 

 seeded. Seeds nearly orbicular, winged. 



R. Crista- Galli L. Sp. 603. Glabrous, or pubescent above: stem 

 slender, usually branched, Vo-2 feet high : leaves lanceolate, 1-2 inches 

 long, sessile, coarsely serrate denta e : bracts broader, ovate to ovate-lan- 

 ceolate, incised-dentate, ihe teeth acuminate, or subulate-tipped : flowers 

 yellow, 6-8 lines long: corolla-tu' e longer than the calyx, commonly with 

 a purple spot on one or both lips: fruiting calyx ovate-orbicular, 4-8 line9 



