LYCOPDS LABIATE 549 



MONABDSr.LA 



In wet plttces, throughout most of North America. 



L. rnbellns Mcench Meth. Suppl. 146. Glabrous or minutely puberu- 

 lent : Bten:(s erect or ascending, simple, or at length freely branched, 1-3 feet 

 high: leaves ovate to oblong-lanceolate, or narrower, acuminate at the 

 apex, sharply dentate, narrowed or cuneate at base. 2-5 inches long, 6-i8 

 lines wide, usually tapering into conspicuous petioles : bracts minute, acute 

 or acuminate: calyx-teeth triangular-subulate, herbaceous, one-half as 

 long as the tvibe brmore: corolla longer' than the calyx: rudimentary 

 posterior .filaments oval or oblong: nutlets' much shorter than the calyx". 

 In wet soil, western Oregon and Washington to New York and Florida. 



L. Aniericanns Muhl, Bart. Fl. Phil. Prodr. 15. L. sinuatus Ell, 

 Puberulent or glabrous, perennial by suckers : stems stiff, erect, simple or 

 branched,, 1-2 feet high: leaves lanceolate or ovate-lanceolate in outline, 

 incised, pinnatifid or the uppermost merely serrate, acute at the apex S-4 

 inches long, petioled : bracts subulate, the outer ones sometimes exceeding 

 the calyx :;teeth of the calyx triangular-subulate, cuspidate, rigid: corolla 

 little exceeding the calyx : rudimentary filaments thickened at their tips ; 

 nutlets much shorter than the calyx. In wet soil, Brit. Columbia to' Cali- 

 fornia and across the continent. 



L. lucidns Turcz. Benth in DC. Prodr. xii, 178. Pubescent or glab- 

 rate : stems usually stout, erect, strict, leafy, simple, or sometimes branch- 

 ed, 1-3 feet high : leaves oblong-lanceolate, acute at the ape^, narrowed or 

 rounded,at b^se, sessile or very short-petioled, 2-6 inches long. '4-13 lines 

 wide, sharply serrate with acute ascending teeth : bracts ovate or lanceolate, 

 acuminate-subulate, the. outer ones often as long as the flowers : calyx- 

 teeth 6, subulate-lanceolate, nea;rly as long as the tube : corolla little longer 

 than the calyx: rudimentary filaments slender, thickened at the tips : 

 nutlets much shorter than the calyx. In wet soil, eastern Washington to 

 California and Minnesota. 



5 MONAEDELLA Benth. Lab. 331. 



Low jknnual or perennial herbaceous or sufFrutesceht plants 

 with mostly entire leaves and small red purple or white flowers 

 in terminal heads subtended by broad often membranaceous and 

 colored bracts. Calyx tubular, often elongated, 10-13-nerved, 5- 

 toothed : the teeth short, nearly equal, straight ; the throat naked 

 within. Corolla-tube as long as the calyx: the throat glabrous 

 within: the limb somewhat bilabiate, the upper lip two-cleft, the 

 lower 3-cleft, and the lobes all oblong or linear, flat and nearly 

 equal. Stamens 4, more or less unequal, or the lower ones longer, 

 straight, divergent and exserted. Anthers with two parallel cells 

 becoming divergent or divaricate. Style very shortly two-cleft. 



III. Tlllosa Benth. Lab. 332. Somewhat canescent : stems slender, 6-18 

 inches high, branching from a perennial woody base, stiff and erect or as- 

 cending: leaves rather distant, ovate to ovate-lanceolate or oblong, entire, 

 6-12 lines long, all short-petioled : heads sessile, 6-10 lines high, very dense ; 

 bracts broadly ovate to elliptical, 6-8 lines long, 7-9-nerved, viIlous:ciliate : 

 tinged witJi purple : calyx 4-6 lines long, pubescent, its short subulate teeth 

 villous : ciprolia purple to white, pubescent, the tube gradually enlarged 

 from the base and at length a line or more ton^er than. the Calyx; the ob- 

 long lobes 2-3 lines long. On dry ridges, southwestern Oregon to Califortiia. 



M. reflexa. More or less cinereous with, a minute scurfy puberulence : 

 stems slender, 6-14 inches high, from a woody perennial base, simple, or 

 more or less branched : leaves ovate to lanceolate, 6-12 lines long, not as 



