256 THE FLORA. 
g Cor. tube straight. Lvs. small, subcrenate or entire. Calaminth. CALAMIN’THA. 4 
g Corolla tube curved upwards. Leaves large, course-crenate. Balm. MELIs’sa. 
bh Anthers halved, the halves widely separated, each 1-celled. Sage. Sau’via. 5 
h Anthers halved, one half present, 1 celled. Filaments toothed. Shrub. ¢ 
Rosemary. RosMari’Nvs. 
h Anthers whole, 2-celled. Calyx subsequally 5-toothed. 
Mountain Mint. Monar’pa. 6 
h Anthers whole, 2-celled. Calyx labiate, teeth bristle-shaped. Brepnit’ra. 
k Leaves serrate. Stamens diverging. Fls. spiked. Zul Hyssop. Loruan/tuts. 
k Lvs. serrate. Stam. all ascend. Fls. capitate. Dragonhead. DracocEPH’aLu. 
k Lys. crenate, cordate or reniform. Corolla smooth inside. Catmint. Nup’eta. 7 
k Leaves crenate, cordate. Corolla tube very broad, hairy inside. Cepronr’La, 
m Calyx lips toothed. Filam. forked. Fis. spiked. Self-heal. Brunun’ta. 
m Calyx lips entire, the upper appendaged on back. Skullcap. ScuTeLua/RLA. 
n Calyx 3-lobed. Anthers all distinct. Corolla large, purplish. S.  Macprr’pga. 
n Calyx 4-lobed. Anthers, upper pair, connate. White. W. Sywan/pra.10 
o Cor. tube inflated in the midst, whitish. Tall. Zion’s-heart. Puysoste’cia.11 
o Cor. tube inflated at the throat, purple. Lvs. roundish. Aendit. Lam’rem. 
o Corolla inflated in the broad concave upper lip. Jerusalem Sage. Putosns. 
o Corolla not inflated, short....p 
p Calyx salver-form, 10-veined. Black Hoarhound. Bawvo’ta, 
p Calyx broad-campanulate, netted. Molucea Balm. Mor.uccEr’La. 
q Lvs. serrate. Anth. open crosswise. Nuts truncate. Hemp Nettle, GaLeor’sis. 
q Leaves serrate. Anth. open lengthwise. Nuts obtuse. Hedge Nettle. Stacnys. 
< oO 
@ Leaves lobed. Nuts truncate at top, 3-angled. Motherwort, Laonv’Rvs. 
s Cor. white, upper lip flattish. Style equally bifid. Hoarhound. Marru’sium. 
s Corolla white, upper lip concave. Style unequally bifid. 8. Levoas. 
s Corolla scarlet, exserted. Calyx upper tooth longest. Lion’s-ea7's, LEono’ts. 
1. MEN’THA. Mint. 
Calyx equally 5-toothed. Corolla nearly regular, tube included in the 
calyx, border 6-cleft, the upper lobe mostly notched. Stamens 4, equal, 
straight, erect, distant— Aromatic herbs, with the pale purple or white 
flowers in close axillary clusters, or forming spikes. 
* Whorls of flowers remote, axillary, not in spikes. Leaves petiolate....1, 
* Whorls of flowers approximate, forming terminal spikes....3, 4 
1 M.Canaden’sis. Wild Mint. Plant grayish, fragrant. Lvs. acute at each end. 
2 M, arven’sis. Field I. Plant green, ill-scented. Lvs. frequently obtuse at base. 
8 M. piperi’ta. Peppermint, Leaves petiolate, ovate, serrate, smooth. Spikes 
few, thick, short. Steins 2-8f. high. 
4 M. vir/idis. Spearmint. Leaves sessile, lance-oblong, acute, serrate. Spikes 
many, slender, long. Stems 1-2f. high, 
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