LABIATAE (mint FAMILY) 431 



obtuse, undivided; the lower of 2 obtuse lobes: corolla twice or more longer 

 than tne calyx: style bearded. — Eastern Colorado, eastward and southward. 

 2. Salvia lanceolata Willd. Enum. 37. 1809. Puberulent or nearly glabrous, 

 branched from the base, 1-3 dm. high: leaves lanceolate or linear-oblong, 

 obtuse, irregularly serrate with obtuse appressed teeth or nearly entire: in- 

 florescence virgate-spiciform, interrupted; bracts very small: calyx deeply 

 bilabiate: corolla small, about 8 mm. long, hardly at all exserted; the lower 

 Up nearly twice as long as the upper: lower ends of the connective dilated. — 

 Eastern Wyoihing to Arizona and Texas. 



14. MONARDA L. Horsemint 



Odorous erect herbs with entire or toothed leaves and rather large flowers in 

 a few whorled heads closely surrounded, with bracts. Calyx elongated, tubular, 

 Ifr-nerved, subequally 5-toothed, usually hairy in the throat. Corolla strongly 

 2-lipped; the upper lip oblong, erect, entire or notched; the lower oblong, 

 spreading, 3-lobed at the apex, middle lobe narrowest and; slightly notched. 

 Stamens 2, inserted in the throat of the corolla, on elongated ascending fila- 

 ments;! the divaricate anthers confluent at their junction. Nutlets ovoid^ 

 sniooth; 



Stamens and style surpassiiig the upper lip of corolla. 



Stems nearly glabrous , . . .•'■'' i . . , .1. M, m^tbaefblia. 



Stems short-lanate,. especially at the nodes ... , . . 2. . M. Ramaleyi. 

 Stamens not surpassing the falcate upper lip 3. M. Nuttalhi. . 



1. Monarda xnentbaefolia Graham, Edinb. N. Phil. Journ. 1829: 347. 

 Minutely appressed-pubescent, the leaves canescent beneath; stems simple or 

 branched above, 3-7 dm. high, tinged with red or purple: leaves bvate to 

 triangular-lanceolate, 4-9 cm. long, remotely serrate-dentate, petioled: in- 

 volucral bracts leaf-like, more or less colored above; heads terminal, purple 

 to bluish: calyX white or purple bearded in throat; about 10 mm. long: corolla 

 strongly bilabiate, villous on the outside: stamens exserted with the pistil. 

 M. fistulosa L. in part; M. stricta Wooton, Bull. Torr. Bot. Clubi 25: 263. 

 1898. — From Manitoba to New Mexico. 



2. Monarda Ramaleyi A. Nels. Bot. Gaz. 31:. ^98. 1901,. Very similar to 

 the preceding, but softly and lanately white-pilbescent^' densely so at the 

 nodes; the stems nearly or quite simple, erect or somewhat flexuous, mono- 

 cephalous, 3-6 dm. high: leaves, lanceolate to narrowly, ovate, subcprdate or 

 truncate at base; petioles short, lanately pubescent as are also the midribs 

 of the leaves: inyplucral leaves ovate, scarcely purple-tinged: calyx-teeth 

 subulate, with a pubescent ring at bafee: corolla lavender; lower lip oblong- 

 ellipitic, as'long as the upper, obtuse and broadly emarginate at apex, with a 

 short, broadly linear, cucullate pubescent bidentate appendage froin the notch: 

 the exserted stamens surpassed by the pistil, (ilf . comata Rydb. Bull. Torr. 

 Bot. Club 28: 602. 1901.)— Central Colorado. 



3. Monarda Nuttallii A. Nels. Bot. Gaz. 31: 397. 1901. Perennial from 

 short, slender, often nearly vertical rootstocks; stems slender, single or several 

 from the crownsj usually simple, 2-3 dm. high, closely puberulent: leaves ob- 

 long, short-petioled, remotely serrulate, glabrous, 2*4 cm. long, usiiaUy some 

 similar but much smaller leaves fascicled in the axils: involucral leaves sim- 

 ilar in outline, green, with thickened midrib, entire but noticeably ciUate on 

 the margiuj tapering gradually into the slender awn; verticils 2-5: calyx- 

 lobes aristate' and strifingly ciliate-bearded: corolla white or barely pinkish. 

 Monarda citriodova Cerv. in part. — ^From southeastern Wyoming through 

 Colorado. ■ ' 



15. HEDEOMA Pers. Penntkotal 



Odorous annuals or perennials,, with small leaves and loose axillary clus^ 

 ters of flowers often forming terminal leafy racemes. Calyx IS-neyved,: ovoid, 

 or tubularj gibbous on the lower side near the base, bearded in the throat. 

 Corolla 2-hpped; the upper Up erect, entire or emarginate; the lower spread- 



