660 



MENTHACEAE 



4450 



4451 



4452 



4453 



4454 



4455 



4456 



4457 



4458 



4450. Monardella leucocephala 



4451. Monardella Douglasii 



4452. Pycnanthemum califomicum 



4453. Lycopus uniflorus 



4454. Lycopus americanus 



4455. Lycopus lucidus 



4456. Mentha spicata 



4457. Mentha piperita 



4458. Mentha citrata 



