MARYLAND WEATHER SERVICE 477 



Hedeoma pulegioides (L.) Pers. Pennyroyal. 



Throughout the state; in dry fields and forests; common. 



Melissa officinalis L. Bee Balm. 



Washington County, North Mountain (S06). 



Clinopodium vulgare L. Wild Basil. 



Midland Zone; in forests and open situations; common. 



Clinopodium calamintha (L.) Kuntze. Calamint, Basil Thyme. 



Throughout the state; in old yards and waste situations; frequent. 

 Introduced from Europe. 



Clinopodium nepeta (L.) Kuntze. Field Balm. 



Coastal Zone. 



Koellia flexuosa (Walt.) MacM. Narrow-leaved Mountain Mint. 



Throughout the state; in open dry situations and dry forests; common. 

 Washington County, Round Top (757). 



Koellia virginiana (L.) MacM. Virginia Mountain Mint. 



Baltimore County, near Towson (Robert K. Miller). 



Koellia aristata (Michx.) Kuntze. Awned Mountain Mint. 



Coastal Zone; in dry forests and open situations; infrequent. 

 Worcester County, near Wagram (1157). 



Koellia incana (L.) Kuntze. Hoary Mountain Mint. 



Throughout the state; in dry open situations; common. 

 Washington County, Sideling Hill (799). 



Koellia mutica (Michx.) Britton. Short-toothed Mountain Mint. 



Coastal Zone; in open dry situations; infrequent. 

 Kent County, near Pairlee (1702). 



Cunila origanoides (L.) Britton. Dittany. Stone Mint. 



Throughout the state; in dry forests; common. 



Lycopus virginicus L. Bugle Weed. 



Throughout the state; in fresh marshes, swamps and other wet situa- 

 tions; common. 



Lycopus rubellus Moench. Stalked Water-Horehound. 



Throughout the state; in open wet situations; common. 



Lycopus americanus Muhl. Cut-leaved Water-Horehound. 



Throughout the state; in open wet situations; infrequent. 

 Allegany County, near Cumberland (937). 



Mentha spicata L. Spearmint. 



Throughout the state; in moist fields and open situations; common. 

 Introduced from Europe. 



Mentha piperita L. Peppermint. 



Throughout the state; in moist waste situations; frequent. Introduced 

 from Europe. 



