No. 50.] 
157 
Symphytum, L. Comfrey . 
§ officinale, L. Cultivated grounds . June . 
Lycopsis, L. Small Bugloss . 
^ arvensis, L. Sandy fields . June-July . 
Myosotis, L. Scorpion Grass. 
palustris, Roth. Ditches and wet grounds. May-Juljr. 
arvensis, Sihth. Sandy Woods . May- June . 
EcHiNospERMUM, Lelim . 
§ lappula, Lehm. Road sides and fields. July, 
virginicum, Lehm. Borders of w^oods and thickets. July. 
Cynoglossum, L. Hound^ s-tongue . 
officinale, L. Road sides, &;c. May- June, 
virginicum. L. Woods, in rich soil . May- June . 
PULMONARIA, L. LuTigwd^rt . 
virginica, L. Sandy alluvial soil, western counties. May. 
EcHiuM, L. Viper'' s Bugloss . 
^ vulgare, L. Blue Thistle . Fields and hill sides . June . 
Order HYDROPHYLLACE^ . 
Hydrophyllum, L. 
virginicum, L. Moist shady places . June . 
canadense, L. "Woods. June. 
Order LABIAT^E. The Mint Tribe. 
Lycopus, L. Water Horehound. 
sinuatus. Ell., Benth. L. europasus, Pursh and others, not of 
Linn. L. americanus, Muhl. Overflowed places. 
August . 
virginicus, L. Bugle-weed . Low wet places and woods. July- 
August. 
Mentha, L. Mint. 
^ viridis, L. Spearmint . Moist grounds . July- August . 
^piperita,!/. Peppermint. Moist grounds . August, 
canadensis, L. M. borealis, Michx. Wet thickets and meadows. 
August . 
