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BUGLE, (Ajuga.) Corolla with a very small upper lip, and 

 that notched ; stamens long. 



Note. The only real difference between these two last is, that the 

 corolla of Germander is cut at top partly down the tube, but here 

 the upper cut is not deeper than the rest. 



BLACK HOREHOUND, (Ballota.) Corolla upper lip small, 

 notched or scolloped, a little hollow, "upright ; lower lip 

 three-cleft, the middle division broadest and emarginate. 



HEMP NETTLE, (Lamium.) Tube of the corolla swelled ; 

 upper lip entire, arched, large ; lower lip two-lobed, and 

 toothed at the sides. 



BETONY, (Betonica.) Tube of the corolla not swelled ; upper 

 lip erect, small ; lower lip three-cleft, spreading out, the 

 lower division largest and entire, or nearly so. 



WOUND WORT, (Stachys.) Upper lip of the corolla arched, 

 small ; lower lip three-lobed, with the two side lobes bent 

 back, all entire or nearly so. 



GROUND IVY, ( Glechoma.) Upper lip of the corolla two- 

 cleft ; lower lip three-lobed, middle lobe large, flat, and 

 with one notch ; anthers before bursting approaching in 

 pairs and forming two crosses. 



* Calyx ten toothed. 



HOREHOUND, (Marrubium.) Upper lip straight, narrow, 

 cleft ; lower lip three-lobed, the middle lobe large, with 

 one notch at the end ; stamens very short. 



** Calyx two lipped. 

 Upper lip three-toothed or cleft ; lower two-toothed. 



THYME, (Thymus.) Corolla nearly regular, four-cleft, the 

 upper division broadest, flat, and with one notch ; lower 

 lip of three equal lobes. 



SELF-HEAL, (Prunella.) Corolla with the upper lip nearly 

 entire and arched ; lower lip three-cleft ; filaments with 

 two teeth at the end, one of them bearing the anther. 



Order 2. ANGIOSPERMIA. Seeds in a capsule. 



The following have gaping flowers, but not in whirls, nor yet are 

 the stems square, nor leaves always opposite. 



