CATALOGUE OF PLANTS. 57 



BETULA L. Birch. 



469, B. lenta L. Cherry Birch. Sweet or Black Birch, 

 In wet woods. May. 

 Black Ash Swamp; Burton Ave. Swamp. 



460. B. lutea Michx, f. Yellow or Gray Birch, 

 In wet woods. May. 



Burton Ave. Swamp; Soldiers' Home woods. 



461. B. papyrifera Marsh. Paper or Canoe Birch. White Birch, 

 In rich woodlands; rare. May, 



There is one tree on the Farm of J. Sheldon, Sec, 2, Walker 

 (CharlesMcCarty) ; on West Bridge St,, near the Ferry, there is 

 one other. 



462. B. pumila L. Low Birch. 



Swamp and low ground; common, Mid-May-June. 



CARPiNUS L, Hornbeam, Iron-wood, 



463. C. Caroliniana Walt. American Hornbeam. Blue or Wat- 

 er Beech, 



Along banks of streams; common. May, 



CORYLUS L, Hazel-nut. Filbert. 



464. C, Americana Walt, Wild Hazel-nut. 

 Common in thickets. Last of March-April, 



OSTRYA Scop, Hop-Hornbeam. Iron-wood. 



465. O. Virginica Willd, American Hop-Hornbeam, Lever-wood, 

 O. Virginiana (Mill,) Willd. 



Rich woods and ravines; frequent. Last of April-Mid-May. 



FAGACEAE. Beech Family. 

 FAQUS L. Beech. 



466. F. ferruginea Ait. American Beech, 

 F. Americana Sweet. 



Often forming groves with hard maple. May. 



