FLORA OF THE UPPER SUSyCEHANNA. 



P. serotina l^hrh. Black. CiiKkkv. Rather common in wood- 

 lands. A larj^^c tree, with stronj^.^, red wood, l-^uit in racemes, 

 black when ripe, sweet, edible. 



The peach, plum, apricot and chen-y of our j^ardens belong 



in this genus. They occasionally escape from cultivation, es- 

 pecially the peach and sour cherry, and are found along road- 

 sides and in waste grounds. 



SI'IR.ICA L. 



S. salicifolia L. Meadow Swket. Conjmon, especially in low- 

 grounds. A well-known inhabitant of meadows and swamps. 

 July. 



S. tomentosa L. Hard-hack. Stkeple-hush. Frequent. Graves. 

 Not uncommon, Clute. Not recorded elsewhere. Found in 

 low^ meadows and pastures. Stem and under side of leaves 

 covered with a rusty down. Flowers rose-colored, in a dense 

 terminal panicle. Called hard-hack by the haymakers from its 

 hard, brittle stems. "The persistent fruit in winter furnishes 

 food for the snowbird."— Wood's Class Hook of Botany. Aug. 



OPULASTER Mkdic. 



O. opulifolius (L. ) Kuntze. Ni.ne-kakk. Common only in Ti- 

 oga and Broome counties. Occasional, Gravest. Rare, Lucy. 

 Not noted elsewhere. Found on river banks. Bark deciduous, 

 stringy ; leaves slightly three-lobed ; flowers white, in corymbs, 

 succeeded by conspicuous membranaceous pods. Excellent for 

 cultivation. June. ( Physoca7pus opulifolius Maxim. ) 



PORTERANTHUS Bkitton. 



P. trifoliatus (L. )Britton. Indian Physic. Bowman's Root. 

 Common from Broome county w-est. Not recorded from other 

 parts of our range. An interesting plant in open upland w-oods. 

 Flowers white; petals narrow; leaves three- foliate; stipules 

 small, awl-shaped. A form of this with ovate or obovate incised 

 stipules is common about Binghamton, growing with the other, 

 Clute. ( Gillenia trifoliata M(jench. ) 



