414 LABIATE. (mint FAMILY.) 



strongly 2-lipped limb ; lips linear or oblong, somewhat equal, the upper 

 erect, entire or slightly notched, the lower spreading, 3-lobed at the apex, its 

 lateral lobes ovate and obtuse, the middle one narroAver and slightly notched. 

 Stamens 2, elongated, ascending, inserted in the throat of the corolla ; anthers 

 linear (the divaricate cells confluent at the junction). — Odorous erect herbs, 

 with entire or toothed leaves, and pretty large flowers in a feAv whorled heads, 

 closely surrounded with bracts. (J^edicated to Nicolas Monardes, author of 

 many tracts upon medicinal and other useful plants, especially those of the 

 New World, in the latter half of the 16th century.) 



* Stamens and stijie exserted heijond the linear straight acute tipper lip of' (he 



corolla; heads solitari/ and terminal or sometimes 2 or 3; leaves acutely 

 more or less serrate ; perennials. 

 -f- Leaves petioled ; calijx-teeth scarcely longer than the width of the tube. 



1. M. didyma, L. (Oswego Tea. Bee-Balm.) Somewhat hairy (2° 

 liigh), acutely 4-angled ; leaves ovate-lanceolate, acuminate, the Jioral ones 

 and the large outer bracts tinged icith red ; c(dyx smooth, incurved, nearly naked 

 in the throat; corolla smooth [2' long), bright re (/, showy. — Moist woods by 

 streams, N. Eng. to Mich., south to Ga. in the mountains. July- Aug. 



2. M. clinopodia, L. Nearly glabrous to villous-pubescent ; leaves 

 ovate-lanceulate and ovate; bracts whitish; calyx moderately hirsute in the 

 throat; corolla slightly pidiescent {V long), dull ichite or flesh-colored. — Shady 

 places, ravines, etc., Out. to 111., and along the mountains to Ga. 



3. M. flstulosa, L. (AViLD Bergamot.) Smoothish or doAvuy, 2-5° 

 high; leaves ovate-lanceolate, the ujipermost and outer bracts somewhat col- 

 ored (whitish or purplish) ; calyx slightly curved, very hairy in the throat ; 

 corolla (V long or more) purple or purplish dotted, smooth or hairy. — Dry 

 soil, Vt. and E, Mass. to Ela., and far westward. Very variable ; the follow- 

 ing are the more marked forms. — Var. rubra. Gray. Corolla bright crim- 

 son or rose-red; habit of n. 1, but upper lip of corolla villous-bearded on the 

 back at tip ; throat of calyx with the outer bristly hairs widely spreading. 

 In moist ground, Alleghany Mts. — Var. media, Gray. Corolla deep purple. 

 Alleghany Mts. — Var. mollis, Benth. ^Corolla flesh-color to lilac, glandu- 

 lar, its upper lip hairy outside or more bearded at the tip ; leaves paler, soft- 

 jjubescent beneath; throat of calyx mostly filled wiih dense beard, with 

 sometimes an cmter row of bristles. Extends to Minn, and westward. 



-I- -I- Leaves nearly sessile ; calyx-teeth elongated, lax ; head solitary. 



4. M. Bradburiana, Beck. Leaves clothed with long soft hairs, espe- 

 cially underneath; the floral and the outer bracts somewhat heart-shaped, 

 purplish ; calyx smoothish, contracted above, very hairy in the throat, Avith 

 awl-shaped awned teeth ; corolla smoothish, bearded at the tip of the upper 

 lip, scarcely twice the length of the calyx, pale-purplish, the lower lip dotted 

 with purple. — Thickets, Ind. to Teun. and Kan. 



* *- Stamens not exceeding the falcate upper lip of the short corolla; heads axil- 



lary or interrupted spicate ; leaves lanceolate or oblong, sparsely serrate, 

 tapering into the petiole. 



5. M. punctata, L. (Horse-Mint.) Perennial, minutely downy 

 (2-3° high) ; leaves petioled, lanceolate, narrowed at base; bracts lanceolate. 



