384 Key to the System of 



1682. Leaves almost ovate, much indented. 



Sylvan ; leaves rather large ; flowers numerous in each 

 whorl, on conspicuous stalklets ; lobes of the calyx semi- 

 lanceolar ; corolla much longer than the calyx, often 

 lilac-colored ; upper portion of stamens generally exserted. 



M. laxiflora. 



Leaves almost lanceolar, entire or scantily indented. 



Often riparian ; flowers numerous in each whorl, on very 

 short stalklets ; lobes of the calyx narrow ; corolla some- 

 what longer than the calyx, lilac-colored or white ; upper 

 portion of stamens generally exserted. M. Aus trails. 



1683. Leaves rather small, lanceolar-ovate. 



Often in valleys, rather dwarf ; leaves almost entire, on 

 rather conspicuous stalks ; flowers small, rather few in 

 each whorl, on very short stalklets ; lobes of the calyx 

 quite short ; corolla hardly exceeding the calyx, often 

 lilac-colored ; stamens generally -quite enclosed. 



M. gracilis. 



Leaves very small, from oval to narrow-elliptical. 



Often on ridges, very dwarf ; leaves entire,, almost sessile ; 

 flowers small, few in each .whorl, on very short stalklets ; 

 lobes of the calyx quite short, densely beset with minute 

 hairlets inside ; corolla hardly longer than the calyx, 

 lilac-colored or white ; stamens generally quite enclosed. 



M. saturejoides. 



AJUGA. 



1684. Flowers more than one in each axil, with upwards 



pure-blue corolla. 



Perennial, usually branchless, variously beset with soft 

 hairlets ; lower leaves from obovate to lanceolar- or 

 narrow-elliptical, often sinuously indented ; floral leaves 

 narrower, sessile, gradually entire, mostly longer than 

 the whorls ; flower-stalks and stalklets hardly developed ; 

 lobes of the calyx generally shorter than its tube ; corolla 

 rarely pink or white, its lowest lobe the longest ; fruitlets 

 reticular- and faveolar-rough. A. Australis. 



TEUCRIUltt. 



1685. Flowers nearly sessile. 



Always dwarf, but perennial ; somewhat beset with short 

 hairlets and with copious glandules ; leaves in outline 

 from rhomboid- to linear-cuneate, three- to five-lobed, 

 recurved at the margin, the lobes entire or cleft again ; 

 floral leaves bractlike- shortened, slightly indented; 

 flowers small, in dense short somewhat leafy spikes ; 

 corolla short-exserted. T. sessiliflorum. 



