CATALOGUE OF PLANTS. 9 



Order 21. RHAMNACEJE. Buckthorn Family. 



Hhamnus, Tourn. Buckthorn. 



R. alnifolia, L'Her. Bear Pond, Canaan, N. H., J. B. Wallace ; Norwich 

 and Sharon, Vt., ^esup ; rare. 



R. CATHARTICA, L. Used for hedges ; sometimes running wild ; European. 

 Ceanothus, L. New Jersey Tea. 



C. Americanus, L. Dry woodlands. Lebanon near Conn, river, etc. 



Order 22. VITACE^. Vine Family. 



Vitis, Tourn. Grape. 



V. Labrusca, L. (Fox grape.) Often near old homesteads, sometimes cul- 

 tivated ; doubtful if native in this region. 



V. aestivalis, Michx. (Summer grape.) Possibly native. 



V. cordifolia, Michx. As the species is now understood, it may be that 

 plants referred to this species should be included in the next. 



V. riparia, Michx. (Frost grape.) Common. This is V. cordifolia, var. 

 riparia, of Gray's Man. (1870). Dr. Engelmann writes (1876): — " I doubt 

 if V. cordifolia grows at all in New England." See his synopsis of the 

 Genus in Am. Nat., Vol. VI, p. 539. See, also, Gray's Manual (1890). 

 Ampelopsis, Michx. Woodbine. Virginian Creeper. 



A. quinquefolia, Michx. Common on river-banks, etc. 



Order 23. SAPINDACEJE. Soapberry Family. 



.ffiscillus, L. Horse-chestnut. Buckeye. 



[M. HiPPOCASTANUM, L. (Horse-chestuut.) Common in cultivation 

 everywhere. Native of Europe.] 



[JE. GLABRA, Willd. (Fetid or Ohio Buckeye.) Not native in New 

 England, but not rare in cultivation along with JE. Pavia.] 



Acer, Tourn. Maple. 



A. Pennsylvanicum, L. (Striped Dogwood. Moose-Wood.) Woods ; com- 

 mon. 

 A. spicatum, Lam. (Mountain Maple.) Common with the above. 

 A. saccharinum, Wang. (Sugar Maple. Rock Maple.) Very common, 

 var. nigrum, Torr. & Gray. (Black Sugar Maple.) Probably not uncom- 

 mon. Recognized by Michaux as a distinct species, and common out- 

 side of New England. He noticed it " at Windsor, Vt., but of inferior 

 size." (Michaux's N. A. Sylva, Vol. I, p. 163.) It is seldom distin- 

 guished from the ordinary Sugar Maple. 

 A. dasycarpum, Ehrh. (White or Silver Maple.) On river-banks. 

 A. rubrum, L. (Red or Swamp Maple.) Very common. 



[A. platanoides (Norway Maple), with fruit having long divergent 

 wings, and A. Pseudo-Platanus with long racemes of pubescent fruit, are 

 often planted.] 



Negundo, Moench. Ash-leaved Maple. Box-Elder. 



N aceroides, Moench. Not native in New England, but often planted 

 and sometimes spontaneous, as on the White River at Sharon, Vt., Dr. 

 Baxter. 



