BIDYNAM1A GYMNOSPERMIA. 
7 2 
I; itis ; foliis petiolatis, 
© ordatis, 
r; alis. 
dentato-ser- 
stalks; leaves oil peti- 
oles, cordate, coarsely 
serrated. 
Sp. pi. 3. p. 49- Mich. 2. p. 2. Pursh, 2. p. 406. 
Root perennial. Stem 2 — 3 feet high, 4-angled, pubescent. Leaves 
co rdate, acute ,like the whole plant pubescent, and on the under surface some- 
wl lat hoary. Petioles nearly an inch long, diminishing in length towards 
th( ; summit of the stem. Calyx tubular, ribbed, 5-toothed, teeth unequal^ 
th< ? upper one the longest. Corolla small, nearly white, the upper lip 
str aight, slightly emarginated, the lower 3-lobed, the lateral lobes small, re- 
fle< :ted, the intermediate dilated, crenated, and sprinkled with Crimson or 
pu rple dots. Stamens shorter than the corolla. 
in exotic plant, naturalised in our country. Found around buildings 
am 1 in dry soils. Not common in the low country of Carolina* 
] Flowers June — August. 
MENTHA. 
Corolla subaequa- 
lis, quadrifida, lacinia 
lati ore emarginata. 
Sta mina erecta, dis- 
tant ia. 
1. Tenuis. 
M * glabra; foliis o- 
vato- lanceolatis,serru- 
latis, petiolatis; spica 
gracil i,terminali, ver- 
ticillis minimis inter- 
rupta ; staminibus in- 
clusis. 
Gen. Pl. 967. 
Corolla nearly e- 
■qual, 4 -cleft, with the 
broadest segment em- 
arginate. Stamens 
erect, distant. 
Glabrous 5 leaves 
ovate lanceolate, ser- 
rulate, on petioles ; 
spike slender, terminal, 
with verticills very 
small, distant at base 5 
stamens shorter than 
the corolla. 
Mich. * 2. p. 2. Pursh 2. p. 405. M. Viridis. Walt? 
Root pei rennial. Stem procumbent, and assurgent, 1 — 2 feet long, 4- 
angled, gla brous, branching, throwing out roots at the joints, and with the 
whole of tl (e plant punctured with glandular dots. Leaves opposite, ge- 
nerally acu |e, delicate, on petioles, about 3— >4 lines long. Flowers 
