704 DIDYNAMIA. GYMNOSPERMIA. Mentha. 
(M. acutifo'lia. Flowers in whorls: leaves egg-spear-shaped, taper¬ 
ing at each end: calyx covered with hairs; those of the fruit- 
stalks horizontal. 
E. Bot. 2415. 
Much resembles the preceding species, but is rarely found. Leaves nar¬ 
rower, more pointed at each end, and more unequally serrated. Whorls 
altogether sessile. 
Fragrant Sharp-leaved Mint. M. acutifolia. Sm. Hull. M. verticil - 
lata. Mill. Banks of rivers, or streamlets. On the river Medway. 
Rand. Between Rochester and Chatham. Miller. (Stations recently 
explored without success by Sir J. E. Smith. Mr. Griffith of Garn 
showed me this species growing in a wet ditch on the right hand side of 
the road from Whitchurch to Denbigh, in the autumn of 1810. 
P. Sept. E.) 
(M. ru'bra. Flowers in whorls: leaves egg-shaped: stem upright, 
zigzag: fruit-stalks and lower part of the calyx perfectly smooth, 
hairy. 
Sole Menth. t. 21. (cal. erroneous. Sm. E.) — E. Bot. 1413— Hort. Eyst. CEst. 
Ord. 7. t. 5. f . 1— Moris, sect. 11. t. 7 . f . 2— J. B. iii. 2.215— Hod. Pcmpt . 
95— Ger. Em. 680 —Lob. Ic. 507. 
Unknown to Linngeus. Distinguishable by its stem being smooth, reddish, 
zigzag, with a very few short branches curved in various directions; 
rising to the height of five or six feet when supported by bushes ; leaves 
deep-green, shining, nearly smooth ; blossoms large, purple. Less liable 
to variation than many other Mints, of which it is decidedly the tallest 
and handsomest. 
Tall Red Mint. (Welsh : Mintys coch. E.) M. rubra. Sm. M. ver- 
ticillata. R. Syn. M. sativa. Sole. In ditches and by the sides of rivers. 
By Hackney river at the ferry-house. Herb. Sherard; the house re¬ 
mains, though no ferry since the building of Lea bridge. Peckham 
fields. Dillwyn. North Wales; also in various waters in Coalbrook 
Dale, and in a wet place between Kidderminster and Bridgnorth. Mr. 
Sole. By the road side between Edmonton and Enfield; also near 
Walthamstow. Mr. E. Forster. Under a wet hedge in the road from 
Watton to Saham church, Norfolk. Smith. Musselburgh. Mr. Borfer. 
Grev. Edin. P. Sep. E.) 
(M. genti'lis. Flowers in whorls : leaves egg-shaped : stem much 
branched, spreading: base of the calyx and fruit-stalks nearly 
smooth. 
Sole Menth, t. 18— E. Bot. 2118. 
Herb about a foot and a half high, slightly hairy; when growing in dry 
ground gratefully aromatic. Stem upright, of a deep red colour, herba¬ 
ceous, nearly smooth; leaves on short foot-stalks, ovate, serrated, roundish, 
pointed, light green, having short scattered hairs on both sides; veins 
reddish or whitish. Foot-stalks cylindrical, purple, often perfectly 
smooth. Blossoms pale purple; stamens shorter than the blossom* 
Merely a var. of the preceding ? Hooker. 
Var. 1. Leaves longer, nearly elliptical ; stems three feet high, rough. 
M. rivalis. a.—Sole Menth. t. 20. 
In Lock’s Brook between Weston and Tiverton, Somersetshire. Mr. Sole. 
