352 LABIATE. Mentha. 



Symo, t. 1022. — Koad-sidcs, &c., Pennsylvania, Porter. Also a seeming hybrid between it 

 and M. viric/is. (Nat. from Eu.) 



Var. AL()Pi:cuKofDi:s, IJaker. Intermediate between the above and tlie next species : 

 leaves larger, more nearly sessile, broadly oval and obtuse, often subcordate, coarsely and 

 sharply serrate, more veiny, but not rugose : spikes usually thicker ; bracts broader. — 

 Baker in Seem. Jour. Bot. iii. 2."38 ; Hook. f. Fl. Brit. Isl. 279. ^f. uJopcruroiihs, Hull, ex 

 Smith ; Engl. Bot. ed. Syme, t. 1021. M. rolundlJbJia, Sole, Menth. Brit. t. 4, not L. — 

 Penn. and New Jersey, Porter, Parker, Lcjirjett. (Nat. from Eu.) 



M. KOTUXDiFOLiA, L. Tonientose-cauescent : stem strict : leaves from broadly elliptical to 

 roundish-subcordate, sessile, rugose, rather finely serrate : spikes slender, not canescent. — 

 Reichenb. Ic. Germ. t. 1282 ; Engl. Bot. ed. Syme, t. 1020. M. si/lcesln's, Sole, 1. c. t. 3, not 

 L. — Atlantic States, at a few stations, Maine to Texas : rare. (Nat. from Eu.) 



M. viRiDis, L. (Spkakmint.) Glabrous or nearly so: leaves oblong-lanceolate or oblong, 

 sparsely and sharply serrate : bracts linear-lanceolate and subulate, conspicuous. — Wet 

 ground, in cultivated districts. (Nat. from Eu.) 



-K- +-!- Less capitate glomcniles in interrupted leafless spikes, or some in the axils of upper leaves : 

 flowers distiiielly pedicellate: leaves distiuetly petioied: stems less erect. 



M. rii-ERiTA, L. (Pepper.mint.) Glabrous, or in one variety somewhat hairy, very pun- 

 gent-tasted : leaves ovate-oblong to oblong-lanceolate, acute, sharply serrate : spikes nar- 

 row, of numerous glomerulcs. — Along brooks, escaped from cult. (Nat. from Eu.) 



M. AQi'ATiCA, L. Soft-pubescent or glabrate, the stem with reflexed hairs : leaves ovate, 

 roundisli, or subcordate : spikes oblong ami interrupted or capitate, thick : calyx and 

 usually the pedicels hairy. — M. citralii, Ehrh. ; Engl. Bot. ed. Syme, t. 1020 (Bi:iuiAMOT 

 Mint), a more glabrous and sweet-odorous variety. — Wet i>laces, New England to I'enn- 

 sylvania, &c. ; rare. (Nat. from Eu. ) 



Var. CJUSPA, Benth. A glabrous or glabrate form, with lacerate-dentate and crisped 

 leaves. — M. crisjju, L. ; Engl. Bot. ed. Syme, t. 1028. — Wet ditches. New Jersey, &c. (Nat 

 from Eu.) 



•i— -1— Infloresecnoe axillary, in dense vcrtieillastrate gloinendes, on steins leafy to the top: leaves 

 more or less petioied, ovate or oblong-ovate, pubescent or glabi'ute. 



M. Auviixsis, L. Leaves obtusely serrate: calyx-teeth deltoid, acute or obtuse, about one- 

 third the length of the campanulate tube: otherwise same as forms of the next, whicli 

 passes into it. — Engl. Bot. ed. Syme, t. lOoB. — New England, &c., at a few stations. (Nat. 

 from En.) 



M. SATiVA, L. Taller, generally more pubescent, the stem with reflexed soft hairs : leaves 

 sharply serrate: calyx-teeth triangular-subulate, half the length of the cylindraceous 

 tube, conunonly hairy. — Engl. Bot. ed. Syme, t. lOOl, 10.']2. M. ijentUis, Smith in Linn. 

 Trans, v. 208, & Engl. Bot. t. 2118, a glabrate variety with only calyx-teeth hairy, and 

 these longer. — Waste damp places, Mass. to Penn. ; unconnnon. (Nat. from Eu.) 



■* * IndiiceiKuis : inflorescence axillarv, consisting of distant sessile vertieillastratc glomerules 

 ill tlie a.xiis of leaves, as in the preceding species, the uppeiiiiost a.xils Howerless. 

 M. Canadensis, L. Stem often simple: leaves varying from oblong-ovate to oblong- 

 lanceolate, sharply serrate, acute, generally tapering into the petiole: calyx hairy; the 

 short teeth triangular-subulate. — Spec. ii. 577. — Wet places, through tlie Northern U. S. 

 from Atlantic to Pacific, and Canada and Saskatchewan to New Mexico and California. 

 Villonshairy, witli Pennyroyal odor: passes into 



Var. glabrata, Benth., with leaves and stem almost glabrous, the former sometimes 

 very sliort-petioled, and a sweeter scent, as of ^fonurda. — M. horeahs, Miclix. El. ii. 2. — 

 Similar range. 



10. L"^COPUS, Tourn. W.\tek Horkiiouxd, Buglk-weed, Gipsy- 

 wort. (y/i'KOs", wolf, noi'.;, foot, wolfs-foot.) — Perenniahs, of wet or low ground 

 (northern temperate and Australian), Mint-like, but hitter and only slightly 

 aromatic ; with sharply toothed or lobed leaves, and small white or whitish flowers 

 in their axils, in sessile capitate-verticillastrate glomerules, the uppermost axils 

 flowerless. Fl. summer. — Gray, Proc. Am. Acad. viii. 285. 



