014 



LAUIAT.E. (MINT FAMILY.) 



3. li. coroiiopifolia, Poir. 21 Dictae. luitash. Zeiteli. .5 to 

 1, pubcrulent to glabrescent, man^'-stemmed ; stems long, stiff, oppo- 

 site-branched, nearly naked above. Leaves piunatisect into linear^ en- 

 tire lobcH. Spikes solitary or pauicled, stiff, .05 to .15 long, loose; 

 bracts mucli shorter than calyx, short-lanceolate ; corolla-tube longer 

 than calyx to twice as long — Spring and early summer — About Dead 

 Sea, and southward and westward in Deserts. 



Fig. 378. 



Spike of Lavaiulula coronopiloliii. 



2. MENTHA, L. Mint. Ka'nd\ 



Calyx campauulate, 5-toothed. Corolla funnel-shaped, with in- 

 cluded tube, gradually expanding into a nearly equally, 4-cleft limb, 

 the upper lobe a tritie longer. Stamens 4, equal, with glabrous fila- 

 ments, and parallel anther-cells dehiscent by parallel slits — Perennial 

 herbs, with whorled flowers, condensed into terminal heads or spikes, 

 or remote, 

 ^ WhorU capitate or spiked . Throat of calyx nalced. teeth nearly eriual. 



1. M. sySvestris, L. !(; .5 to lor more, erect, paniculate above, 



Leaves .02 to .05 long, nearly sessile, ovate to oblong or lanceolate, 



more or less dentate, sometimes crisp-wavy, canescent or glabrescent. 



Whorls many flowered, forming conical or cylindrical sjnkes, .02 to 



.08 long, dense or interrupted below ; bracts linear-setaceous ; co- 



Fig. 279. 



Fig, 280. 





roUa lilac — Summer — Ditches 

 and banks; common even to al- 

 pine regions. 



Var. st€iioi«;taeliya, Boiss. 

 Spikes slender, more interrupted 

 at base. Leaves more woolly, oft- 

 en, wavy-margined. 



Var. pctiohita, Boiss. 

 Leaves petioled, white, 



Var. glabrata, Boiss. 

 Green, minutely pubcrulent. 

 Spikes thickish — Ilamath. 



Var. lavaiidulacca, Boiss, 

 Canescent; spikes as in var. sten- 

 ostachya; leaves linear-lanceolate, 

 flat, often entire. 



2. M. aquatica, L. If 1 or more ; stem retrorsely hirsute. 

 Leaves petioled, ovate, .05 to .02 long, serrate, rounded oc subcordate 

 at base, glabrescent or pubescent. Whorls 2-;], terminal, remote, or 

 crowded into a spherical head; bracts lanceolate; corolla pink — ^ Au- 

 gust to November — In water; Esdraelon; coast; lower zone of Leba- 

 non; Marash and northward. 



Fig. 379. Spike of 

 Mentha sylvestris. 



Fig, 280. Head of 

 Mentha aquatica. 



