256 THE FLORA. 



B Cor. tube straight. Lva. small, suborenate or entire. (Maminth. Calamin'tha. 4 

 g Corolla tube curved upwards. Leaves large, ooarse-orenate. Bahn. Meli's'sa. 



h Anthers halved, the halves widely separated, each 1-oelled. . Sage. Sal'via. 5 



h Anthers halved, one half present, 1 -celled. Filaments toothed. Shrub, t 



Bosemary. Eosmabi'nus. 



h Anthers whole, 2-celled. Calyx subsequally 5-toothed. 



Mountain Mint. Monar'da. 6 



h Anthers whole, 2-oelled. Calyx labiate, teeth bristle-shaped. Blephil'ia. 

 k Leaves serrate. Stamens diverging. Fls. spiked. Tall Hyssop. Lophan'thtts. 

 k Lvs. serrate. Stam. all ascendi* Fls. papitate. Dragonhead. Dracooeph'alcm. 

 k Lvs. crenate, cordate or reniform.. Corolla smooth inside. Gatmini. Nep'eta. 7 

 k Leaves crenate, cordate. Corolla tube very broad, hairy inside. Cedkonel'la. 



m Calyx lips toothed. Filam. forked. Fls. spiked. Self-heal. Bbhnel'la. 8 



m Calyx lips entire, the upper appendaged on back. Shullca/p. ScnTELLA'jtiA. 9 

 n Calyx 8-lobed. Anthers all distinct. Corolla large, purplish. S. Maobbi'dea. 

 n Calyx 4-Iobed. Anthers, upper pair, connate. White. W. Stnan'dea.10 



o Cor. tube inflated in the midst, whitish. Tall. Lion'' s- heart, Phtsostb'gia.11 



o Cor. tube inflated at the throat, purple. Lvs. roundish. Henbit. LAMi'nM. 



o Corolla inflated in the broad concave upper lip. Jerusalem Sage, Phlomis. 



o Corolla not inflated, short p 



p Calyx salver-form, 10-veined. Sl-ach Eoarhound. Ballo'ta. 



p Calyx broad-campanulate, netted. Molucca Bahn. Molhiooei.'i.a. 



q Lva. serrate. Anth. open crosswise. Nnts truncate. Hemji Nettle. Gaieop'sis. 



q Leaves serrate. Anth. open lengthwise. Nuts obtuse. Hedge Settle. Stachts. 



q Leaves lobed. Nuts truncate at top, 3-angled. Motherwort. Leonu'rus, 



s Cor. white, upper lip flattish. Style equally bifid. Hnarhound. Maebu'bium. 



s Corolla white, upper lip concave. Style unequally bifid. S. Leuoas. 



s Corolla scarlet, exserted. Calyx upper tooth longest. Lion's-ears. LEONo'iia. 



1. MENTHA. Miiit. 



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, 2 



* 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 M. Plant green, ill-scented. Lvs. frequently obtuse at base. 



S M. piperi'ta. Peppermint. Leaves petiolate, ovate, serrate, smooth. Spikes 



few, thick, short. Stems 2-3f. high. 

 4 M. vit'idis. Spearmint. Leaves sessile, lance-oblong, acute, serrate. Spikes 



many, slender, long. Stems l-2f. high. 



