—— = 
95 
Morus rubra, L. 
‘¢In Essex County, Mass. (Oakes) ” (De Candolle’s Prodromus XVII, 
p. 246). The specimens in the collection of the P. A. S. from Oakes 
are marked ‘‘ New England,” probably from western Massachusetts 
or Vermont. 
M. alba and M. nigra. 
Oriental species, having long been in cultivation, are to be found 
near old estates and in gardens. They are rarely seen, however, 
thoroughly escaped. 
Urtica dioica, Z. (Common NETTLE.) 
Fence rows, etc. Very common. (Nat. from Eu.) 
Urtica gracilis, Ait. 
Somewhat resembling the last, and found frequently in similar sit- 
uations. A native plant. 
Urtica urens, LZ. (SMa NETTLE.) 
**Occasional in Lynn” (Tracy), Rockport (Pool); West Glou- 
cester, Hamilton, etc. Not very common. (Nat. from Eu.) 
Laportea Canadensis, Gaudichaud. (Woop-NETTLE.) 
This appeared in Salem in the garden of Rev. E. C. Bolles and 
that of the writer within a few years and continues. They 
undoubtedly came from seeds in the earth, about plants brought 
from the woods, but from what locality it is not known. 
Pilea pumila, Gray. (RIcHWEED; CLEARWEED.) 
Common in damp shady places. 
Beehmeria cylindrica, Willd. (Fatse NETTLE.) 
Beaver pond region, Beverly; Essex, Georgetown, Lynn (Tracy), 
Amesbury, Haverhill, etc. Occasional in wet places. 
Cannabis sativa, Z. (HeEmp.) 
** Occasional in Lynn” (Tracy); Rockport (Tracy, 1863, Proc. E. I. 
Vol. III, p. 276) ; Beverly, 1875; Salem (G. D. Phippen) ; Newbury- 
port (J. R.). Not seemingly permanent in any one place, although 
frequently met with in the county. (Adv. from Eu.) 
Humulus Lupulus, LZ. (Hop.) 
*‘Indigenous northward and westward” (Gray’s Manual). Much 
cultivated and frequently found escaped. 
PLATANACEZ., 
(PLANE-TREE FAMILY.) 
Platanus occidentalis, Z. (Burronwoop.) 
Frequent, both in cultivation and also in remote places. ‘‘ Ob- 
