Betula papyrifera paper birch Betulaceae BEPA; R;

Betula papyrifera.Donald Cameron.New England Wild Flower Society.gobotany.newenglandwild.org

Betula-papyrifera.Donald-Cameron.New-England-Wild-Flower-Society.gobotany.newenglandwild.org (Accessed 1/2015).

Betula papyrifera is a small to medium sized tree, usually leaning; bark white, peeling in thin sheets, with black, horizontal or half-moon-shaped strips around branches, underbark is pink. 

Leaves alternate, egg-shaped, to 10 cm long, tip long-pointed, base round, margin sharply toothed. 

Flowers tiny, in catkins; blooms April-May, wind pollinated before leafing out. 

Fruit: dry, tiny winged nuts, ripen Aug.-Sept., wind dispersed, Aug.-spring. 

Wetland status: FACU. 

Frequency in New York City: Very infrequent. 

Origin: Native. 

Habitat: Intolerant of shade. usually a pioneer species after fire or other disturbance. Soil pH 4.2-7.4 (USDA, NRCS 2010).