G-iTiMiisrosi^Eianiidis. 



CONIFEE^. 



(Pine Family.) 



Pinus rigida, Miller. (Pitch Pine.) 

 A common tree. 



Pinus resinosa, Ait. (Red, or Norwat Pine.) 

 A grove in Boxford; a few trees in Georgetown (Mrs. Horner) ; 

 "West Newbury (Wm. Merrill) ; one tree in Andover (Prof. Gold- 

 smith) ; two trees in Peabody (Mr. Brown). Our rarest cxjnifer. 



Pinus Strobus, L. (White Pine.) 

 The forest tree of Essex county at the present time. 



Pinus Iiarico, L., var. Austriaea, Engl. (Austrian Pine), and 

 its cogener and frequent companion, 



Pinus sylvestris, X. (Scotch Pine), have long been introduced 

 from Europe, and are much planted as ornamental trees. The latter 

 has spread by seeds to a small extent in Danvers. 



Picea nigra, Link., Abies nigra, Foir. (Gray's Manual). (Black 

 Spruce.) 



Frequent in the Essex, Chebacco, and Middleton woods, and Pine 

 Swamp, at Ipswich; also In a few other places. Rare in most 

 towns. The Picea alba (White Spruce) and Abies balsamea (Bal- 

 sam Fir) are only found in cultivation. 



Tsuga Canadensis, Cariere, Abies Canadensis, Michx. (Gray's 

 Manual). (Hemlock Spruce.) 

 Frequent in almost every town. 



Larix Americana, Mete. (Larch; Tamarack.) 

 Wenham, Boxford, Ipswich, Lynn (Tracy). Becoming scarce. The 

 European larch flourishes better in cultivation (as does the Norway 

 spruce) than the corresponding American species. 



Chamsecyparis sphseroidea, Spach, Cupressus thyoides, L. 

 (Gray's Manual.) (White Cedar.) 



Essex county has been considered to be about the northern limit of 

 this species in this region, but the writer feels quite sure that it 

 probably extends to Portsmouth, N. H., as a swamp near Greenland, 

 near Portsmouth, on the line of the E. R. R., apparently contains 



(101) 



