PI. ex. cor . 
32. LABIATJE. 120. Mentha. 
365 
9. Mentha rubra. Fed mint . 
Stem upright, flexuous, bald ; leaves ovate, petioled, 
inciso-serrated ; flowers in whirls; whirls peduncled ; pe- 
duncles and calyx quite bald ; teeth of the calyx hirsute. 
Mentha vertieillala, Rail Syn. 232, 4 . 
Mentha sativa rubra, Ger. em. 680, 1. 
Mentha crispa. Park. 31. 
Mentha rubra, Smith Tr.Lin. Soc. 5,205. 
Mentha sativa, Sole Menth. Hr. 47,24. 
Edges of rivers ; perennial ; September. 
Stem 6 feet high, slightly branched, bald ; leaves dark 
green, shining ; upper small and roundish ; bractece linear ; 
pedicells shining ; flowers rather large, bald. 
0. crispa . Leaves crisped. 
Mentha crispa verticillata folio rotundiore, Rail Syn. 232, 4.* 
y. pratensis. Stem branched at the top, changing from 
pale green to dark brown ; leaves harsh, wrinkled, hairy, 
deeply serrated, hanging down close to the stem. 
Mentha pratensis, Sole Me, nth. Br. 39, 17. 
10. Mentha odorata. Sweetscented mint. 
Leaves petioled, heartshape, rather blunt, serrated, both 
sides naked; pedicells and calyx quite bald ; flowers capitate; 
head quite blunt. 
Mentha rubra, Miller Diet. 
Mentha odorata. Sole Menth. Brit. 21,9. 
Bergamot mint. 
Watery places; perennial; July and August. 
Herb quite bald, reddish ; stem upright, much branched ; 
spikes terminal, very short, den lower whirl remote, 
slightly peduncled ; bractece bristlelike ; calyx slender, fur- 
rowed ; tube and teeth entirely bald ; stamens included ; 
odour like oranges. 
1 1 . Mentha piperita. Pepper mint . 
Spike blunt, interrupted below; leaves petioled, rather 
ovate, nearly bald; calyx quite bald at the base; stamens 
enclosed. 
Mentha piperata, Iluds. FI. Angl. 251. 
Mentha piperata officinalis, Sole Menth . Br. 15,7, 
Mentha officinalis, Hull. Br. FI. 227. 
Watery places; perennial; August and September. 
' Stem C 1 feet high, much branched ; hairs recurved; leaves 
ovate, lanceolate, acute, serrated, dark green, pale beneath ; 
spike solitary, long; lower whirl very remote, peduncled; 
