MENTHA. 325 



4. M. lonyifolia (Huds.) ; 1. subsessile ovate or lanceolate ser- 

 rate silky beneath, spikes linear-cylindrical dense, bracts subulate, 

 "fr.-cal. contracted at the mouth," cor. hairy. E. B. 686. 

 Sole 1 2. M. sylvestris (L.) ed. viii. L. lanceolate or oblong, 

 more or less hairy, not shaggy. Whorls of spike nearly all 

 close together. Scent sweet. [Extreme forms are M. mollissima 

 (Borkh.) with 1. softly white-tomentose on both sides, and M. nemorosa 

 (Willd.) with shorter oblong 1. green pubescent above, slightly tomentose 

 beneath.] Damp waste ground. P. VIII. IX. Horse-Mint. 



E. S. 



*5. M. piperita (L.) ; I. stalked ovate-lanceolate or oblong 

 serrate, upper 1. smaller, bracts lanceolate, spikes lax short blunt 

 interrupted beloiu, cal. tubular glabrous below with lanceolate 

 subulate teeth. E. B. 687. St. 12 ft. high and 1. nearly 

 glabrous or hairy on the veins beneath. Cal. glandular. 

 [/3. vulgaris (Sole) ; 1. broader, spikes shorter almost capitate.] Wet 

 places^ rare. P. VII. VIII. Pepper-Mint. E. S. I. 



6. M. aquat'ica (L.) ; L stalked ovate-acute serrate rounded 

 or subcordate below hairy on both sides, fl.-l. falling short of 

 fl., fl. -whorls in few axillary and terminal subc/lobose or ovoid 

 clusters, cal. -teeth triangular J as long as tube. M. hirsuta 

 E. B. 447. (M. citrata (Ehrh.) E. B. 1025 is a glabrous form). 

 St. 12 18 in. high. Cal. glandular. Moist places. P. VII. 

 VIII. Capitate Mint. E. S. I. 



7. M. pubes'cens (Willd.) ; 1. stalked ovate or ovate-lanceo- 

 late serrate hairy above woolly beneath, fl.-l. falling short of the 

 fl., whorls of fl. in subcylindrical thick dense spikes interrupted 

 below, cal.-teeth subulate length of tube. Sy. E. B. 1026, 

 1027. St. 1218 in. high. I know little of this. Is it distinct 

 from M. aquatica ? E. 



#* Throat of cal. naked. General inflorescence indeterminate. 

 Fl. in axillary distant whorls; none amongst the uppermost 

 l.j or shorter than them. 



8. M, sativa (L.) 1 ; 1. nearly sessile ovate or ovate-lanceolate 

 sharply serrate, upper I. smaller but similar and exceeding thejl., 

 whorls distant dense, cal. tubular or bell-shaped, cal.-teeth 

 triangular-lanceolate. St. 1 2 ft. high. Uppermost leaves 

 often above the flowers. a. M. sativa (L.) ; 1. hairy on both 



1 The correct name for this collective species would be M. gentilis, L., 

 but M. verticillata, L. (-M. sativa, L.) and M. gentilis are by many 

 regarded as distinct species. H. & J. G. 



