No. 50.] 157 
Sympuytum, L. Comfrey. 
§ officinale, L. Cultivated grounds. June. 
Lycorsis, L. Small Bugloss. 
§ arvensis, L. Sandy fields. June-July. 
Myosotis, L. Scorpion Grass. 
palustris, Roth. Ditches and wet grounds. May-July. 
arvensis, Szbih. Sandy woods. May-June. 
Ecurinospermum, Lehm. 
§ lappula, Lehm. Road sides and fields. July. 
virginicum, Lehm. Borders of woods and thickets. July. 
Cynoctossum, L. Houwnd’s-tongue. 
officinale, L. Road sides, &c. May-June. 
virginicum. LZ. Woods, in rich soil. May-June. 
Puutmonaria, L. Lungwert. . 
virginica, L. Sandy alluvial soil, western counties. May. 
Ecuium, L. Viper’s Bugloss. : 
§ vulgare, Z. Blue Thistle. Fields and hill sides. June. 
Orver HYDROPHYLLACE. 
Hypropuyiium, L. 
virginicum, L. Moist shady places. June. 
canadense, L. Woods. June. 
Orper LABIATA. Tue Mint TRrIise. 
Lycorus, L. Water Horehound. 
sinuatus, Ell., Benth. lL. europeus, Pursh and others, not of 
Linn. L. americanus, Muhl. Overflowed places. 
August. 
virginicus, L. Bugle-weed. Low wet places and woods. July- 
August. 
Menrua, L. Mint. 
§ viridis, ZL. Spearmint. Moist grounds. July-August. 
§ piperita, ZL. Peppermint. Moist grounds. August. 
canadensis, L. M. borealis, Michz. Wet thickets and meadows. 
August. 
