Black willow
Salix nigra
BLACK WILLOW
Salicaceae
E. North America
Location: map coordinates Z-7 (south of Facilities Building, south of Loop Road), N 39°11'2'' W 75°32'49''
Planting history: volunteer tree, in old aquaculture pond area.
Description:
Native species, State Rank S5 (very common in Delaware)
BLACK WILLOW
Salicaceae
E. North America
Location: map coordinates Z-7 (south of Facilities Building, south of Loop Road), N 39°11'2'' W 75°32'49''
Planting history: volunteer tree, in old aquaculture pond area.
Description:
- medium-sized deciduous tree
- etymology: Salix = the Latin name; nigra = black
- the common and scientific names refer to the bark which is grey-brown, nearly black
- leaves 3”-6” long, narrow, alternate, finely toothed (serrulate)
- dioecious (separate male and female plants); flowers inconspicuous, in catkins
- used in traditional medicines; bark contains aspirin-like salicin (aspirin is acetyl-salicylic acid; and salicylic acid is derived from salicin. Salicylic acid is named after the willow genus, Salix)
- native habitat along streams, swamps
Native species, State Rank S5 (very common in Delaware)
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