624 LABIATE, (mint FAMILY.) 



ed, ovate to oblong-ovate, .015 to .04 long, somewhat crenate, round- 

 ed at base. Whorls sessile, dense, half -globular, remote, the terminal 

 farming globular jto oilong heads, .015 to .03 long, .015 to .03 broad; 

 h'acts plumose, especially nunurous at base of ichorl ; calyx-teeth bristle- 

 like, plumose ; corolla purple, twice to thrice as long as calyx — May U^ 

 August — Shady and dry places, especially in mountains. 



Fig. 393. Fig. 394. 



Head of Calamintha Clinopodiimi. ^ Whorl of Calamintlia 



origanifolia. 



* * Who^'ls forming compound cymes. Corolla-tuhe with a ring of hairs 



within. 



7, C origanifolia, Lab. 2f .3 to .4, glabrous or appressed-vel- 

 vety, or scurfy, greyish; rootstock and trunk woody; branches slen- 

 der, flexuous, simple or sparingly branched. Leaves nearly sessile, or- 

 Incular-ovate to ovate, .006 to .01 long, remote, entire. Whorls 3-4, re- 

 mote, many-flowered, short-peduncled ; bracts oblong-spathulate to lin- 

 ear-lanceolate, acuminate, as long as calyx ; upper calyx-teeth triangu- 

 lar-acuminate, lower lanceolate-subulate ; corolla-tube scarcely exsert- 

 ed — July to October — Alpine summits of Lebanon, 



* * * Whorls composed of stiff, unbranched pedicels. Coi^olla-tube not 



ringed. 



§, €. graveoleiis, M. B. © .1 to .2, villous-cauescent, branch- 

 ing from base and above ; branches ascending. Leaves .005 to .008 

 long, with curved, prominent nerves, obovate, ovate, or ovate-orbicu- 

 lai*, acute, tapering into apetiole longer than the blade, the floral longer 

 than the flowers. Whorls 4-6-flowered, remote or crowded; calyx near- 

 ly sessile, somewhat gibbous at base, incurved, with awl-shaped teeth half 

 as long as tube ; corolla-tube included, limb minute — April to June 

 - - Subalpine and alpine Lebanon and Antilebanon ; Hauran. 



10. MELISSA, L. Balm. 



Calyx campanulate, 13-ribbed, bilabiate, with the tube flattened 

 behind, the upper lip flatfish, 3-toothed, and the lower bipartite. Co- 

 rolla-tube exserted, ascending-recurved, naked within, the upper lip e- 

 rect, refuse, the lower spreading, trifid. Stamens 4, ascending, conni- 

 vent under upper lip, the anther-cells divaricating — Perennial herbs, 

 with white flowers. 



M. officinalis, L. If .6 to 1, more or less villous or hirsute, 

 '.ranching. Leaves petioled, ovate, often cordate, .02 to .06 long, 

 more or less crenate to serrate-dentate. Cymes axillary, nearly sessile, 

 3-5-flowered, forming a one-sided, interrupted, leafy spike ; pedicel at 



