276 58. LABIATE. 



(Huds.) ; 1. stalked nearly glabrous, ped. lower part of cal. and 

 cor. glabrous, cal.-teeth iairy, veins of 1. purple. M. gracilis 

 (Sm.) is a slender green form with subsessile leaves. M. 

 cardiaca (Baker) differs by having the upper 1. sessile and st.-l. 

 nearly glabrous. — y. M. pratensis (Sole) ; 1. rather blunt much 

 veined hairy above, glabrous (except on the veins) beneath, ped. 

 and cal. glabrous, cal. -teeth, ciliate. — 8. M. gentilis (L.) ; 1. 

 acute with few veins slightly hairy on both sides, upper 1. 

 similar, ped. lower part of cal. and cor. glabrous. E. B. 2118. 

 — These forms seem to vary into each other. — Wet places. P. 

 VII. VIII. E. S. I. 



9. M. arven'sis (L.) ; I. stalked ovate bluntly serrate, upper 

 I. similar and equally large, whorls distant, cal. beUshaped, teeth 

 triangular as broad as long. — a. vulgaris; 1. narrowed below. 

 M. avvensis Sm. E. B. 2119. — ;8. M. agrestis (Sm.) ; 1. roundish 

 subcordate below, upper ones nearly sessile. E. B. 2120. — L. 

 very variable in form, from nearly roimd and blunt to ovate- 

 acute.— Corn-fields. P. Vn.— IX. Corn Mint. E. S. I. 



*»* Throat of the calyx closed with hairs. PTTi.BonjM: Opitz. 



10. M. PuUgium (L.) ; 1. stalked ovate slightly crenate all 

 similar, whorls all distant globose many-flowered, cal. tubular 

 hispid closed with hairs in the throat. — E. B. 1026. Sole 23. 

 — St. prostrate. L. often recurved, uppermost axils without 

 flowers. The smallest of our species and remarkably different 

 in habit.— Wet places. P. VIII. IX. Penny-royal. E. S. I. 



2. Ltc'optts Linn. Gipsywort. 



1. L. europee'us (L.) ; 1. stalked ovate-oblong sinuate-dentate 

 or pinnatifid, sterile stam. wanting, nuts about equalling the 

 tube of the calyx. — E. B. 1105. — Subglabrous or pubescent. 

 L. opposite. Fl. small, in dense whorls. — Banks of streams 

 and ditches. P. VII. VUI. E.S.I. 



Tribe II. Monardeoe. 



3. Sal'tea Linn. Sage. 



1. & Verbendca (L.) ; 1. oblong blunt cordate below sinuate 

 and crenate or dentate stalked, upper I. short broad cordate sessile 

 clasping, bracts cordate acuminate, tube of the cor. equalling the 

 calyx. — E. B. 154. — Varies with the 1. inoise-dentate. Re- 

 markable for its enlarged very broad sessile upper leaves. St. 



