CATALOGUE OF PLANTS. 63 
LYCOPUS, Tourn. Water HorEHOUND. 
L. Virginicus, L. BuGLEWEED. 
Swamps, meadows, and low ground. 5,rare; off Randolph 
Ave.:—M*, common in bogs and swamps: —S, low ground. 
L. sinuatus, Ell. 
Swamps, meadows, and wet places. 6B* and M@, common., 
PYCNANTHEMUM, Michx. Mountain Mint. Basi. 
P. linifolium, Pursh. 
Dry open woods and hillsides. *, common on Great Blue 
Hill. 
P. muticum, Pers. 
Open woods and roadsides. JB, occurs. 
P. clinopodioides, Gray. 
Dry open woods. JB, rare. 
P. incanum, Michx. 
Dry open woods. £B*, occasional; slopes of Great Blue 
Hill, Chickatawbut Hill, Hawk Hill, etc. 
THYMUS, Tourn. TuHyme. 
T. Serpytitum, L. Crereprinc THymMe. 
Cult. and occasionally run wild in old fields and waste places. 
B, rare; a single locality. 
HEDEOMA, Pers. Mock PennyRroyAt. 
H. pulegioides, Pers. AmERICAN PENNYROYAL. 
Dry fields and open sunny places. 6* and M, common. 
NEPETA, L. Catnip. 
N. Cataria, L. Catnip. 
Nat. from Eu. about houses and roadsides. #B*, common: 
—WM, roadsides, etc. 
N. GrecHoma, Benth. Grounp Ivy. GuILL-OVER-THE-GROUND. 
Nat. from Eu. in cult. and waste ground, and on roadsides. 
B*, occasional : —M, roadside, Forest St. 
