32 FLORA OF BURLINGTON AND VICINITY 



A. rugosa (Du Roi) Spreng. Smooth Alder. Moist soil; frequent. 



Apr. 



BETULA (Tourn.) L. Birch 



B. alba L., var. papyrifera (Marsh.) Spach. Paper, Canoe or White 



Birch. Moist soil; common. Apr., May. 



B. leiita L. Cherry, Sweet or Black Birch. Rich woodlands; fre- 

 quent. Apr., May. 



B. lutea Michx. f. Yellow or Gray Birch. Rich cool soils; frequent. 

 Apr., May. 



B. populifolia Marsh. White, Gray or Old Field Birch. Poor sandy 



soil; common. Apr., May. 



CARPINUS (Tourn.) L. Hornbeam. Iron wood 



C. caroliniaiia Walt. American Hornbeam, Blue or Water Beech. 



Along streams; frequent. May. 



CORYLUS (Tourn.) L. Hazelnut. Filbert 



C. rostrata Ait. Beaked Hazelnut. Dry thickets; common. Apr., May. 



OSTRYA (Mich.) Scop. Hop Hornbeam. Iron wood 



0. Tirgiuiaua (Mill.) Koch. American Hop Hornbeam, Leverwood. 

 Rich woods; common. May. 



FAGACEAE. BEECH FAMILY 



CASTANEA (Tourn.) Hill. Chestnut 



C. deutata (Marsh.) Borkh. Chestnut. Rocky woods and hillsides. 

 July. The trees on the Ethan Allen farm in the north part of 

 Burlington were supposed to represent the northern limit of this 

 tree, but it has recently been found in Colchester, (Griffin).* 



FAGUS (Tourn.) L. Beech 

 F. graiidifolia Ehrh. American Beech. Rich uplands; common. May. 



QUERCUS (Tourn.) L. Oak 

 Q, alba L. White Oak. Dryish woods; common. May. 



Q. Ibicolor Willd. Swamp AVhite Oak. Borders of streams and swamps; 

 frequent. May. 



♦This last station is probably the one referred to in Hemenway's Vermont 

 Gazeteer, Vol. 1, p. 758. 



