CATALOGUE OF PLANTS. 33 



Comptonla, Solander. Sweet Fern, 

 '.enifolia, Ait. Dry uplands. 



Order 75. BEfSULACKZR, Birch Family. 



Betolft, Tourn. Birch. 



lenta, L. (Black or Cherry Birch.) Not common. 



lut l.x. t. (Yellow Birch.) Common. 



alba, var. populifolia, Spach. (White or Gray Birch.) More common 



southward, 

 papyr.. :. (Paper or Canoe Birch.) Common. 



Ainu*, Tourn. Alder. 



viridis, DC. (Green Alder.) Bank of Conn, river, etc. 



incana, Willd. Common. 



lerrolata, Ait. Claremont, Dr. Graves. 



Order 76. S VI,I( V( ILE. Willow Family. 



Sali\, Tourn. Willow, 

 humilis, Marshall. 



discolor, Muhl. (Glaucous Willow.) 

 sericea, L. (Silky Willow.) 

 purpurea, L. (Purple Willow.) 

 cordata, Muhl. (Heart-leaved Willow.) 

 livida, Wahl. var. occidentalis, Gr. 

 lucida, Muhl. (Shining Willow.) 

 nigra, Marsh. (Black Willow.) 

 fragilis, L. (Brittle Willow.) 

 alba, L. (White Willow.) 

 Babylonica, Tourn. (Weeping Willow.) 

 longifolia, Muhl. Banks of Conn, river at Lebanon; Windsor, Vt. 



PopoluS, Tourn. Poplar. 



tremuloides, Michx. (American Aspen.) 

 gTandidentata, Michx. (Great-toothed Poplar.) 

 balsamifera, L. (Balsam Poplar.) Common near streams. 



var. candi> ans, Gray. (Balm of Gilead. Commonly cultivated; 

 seldom spontaneous within this district. 



