GENERA AND SPECIES. 
Upper lip of corolla SHY short ; stamens Eapey 
exsert ee *s : s 
Stamens 4, in pairs, che htm pair pte. Fruit- 
lets rugose. Undershrubs. 
Upper lip of corolla hood-shaped... 
Upper lip of corolla res 2-lobed ; 
leaves rigid, 
whorled 
Stamens 4, in pairs, Fe upper paaunea’s to staminodia; 
calyx- teeth rarely 4; fruitlets smooth 
Calyx-teeth unequal; stamens 4, in pairs; fruitlets smooth. 
Upper calyx-lobe broad, the lower ones narrow- 
pointed ; flowers in leafless racemes ; anthers 1- 
celled 
Upper calyx-lip with 3 eae “the Roy with 2 23 
flowers in bracteate spikes ; anthers 2-celled 
Calyx bilobed, the lobes entire; stamens 4, in pairs. 
Upper calyx-lobe with a hollow protuberance. 
Upper stamens l-celled; fruitlets Siena ee 
Herb 
Anthers 2-celled, sppendaged fruitlets ee 
Shrubs a : 
Mentha. 
Leaves entire or scantily toothed ; flowers in dense 
axillary clusters on very short stalks, form- 
ing terminal spikes. 
Leaves lanceolate ; 
Erect. 
Leaves small, ovate; calyx-teeth short, lanceolar ; een 
lilac. Dwarf 
Leaves very small ; calyx-teeth uate densely Aas in- 
calyx-teeth subulate ; corolla white. 
side ; corolla blue. Dwarf 
Teuerium. 
5-lobed. 
Dwarf herb 
Flowers stalked in racemes or panicles ; corolla white. 
Plant green; leaves entire; peduncles slender, 
1-flowered 
Flowers sessile in leafy spikes; leaves 3- to 
Plant green; leaves indented; peduncles slender, 
3- or more-flowered 
Plant hoary; leaves entire; peduncles 
1-flowered : 
rigid, 
149 
Ajuga 
Mieroecorys 
Westringia 
Lyeopus 
Plectranthus 
Prunella 
Seutellaria 
Prostanthera 
australis 
gracilis 
satureioides 
sessilifiorum 
integrifolium 
corymbosum 
racemosum 
