WASTES AND WAYSIDES IN SUMMER 



197 



calyx, and an irregular corolla with a short tube and five unequal 

 lobes. The Vervein grows from one to two feet high, and flowers 

 from July to September. 



THE Vervein. 



Passing now to the Labiates, we deal fii'st with two species of 

 Calamints (genus Calamintha), which are to be distinguished from 

 the other genera of the order by then- axillary cymes of flowers, 

 with calyx and corolla both hpped, and the upper Hp of the latter 

 erect and flat. 



