Pyrus arbutifolia

from The Collaborative International Dictionary of English v.0.48
Chokeberry \Choke"ber`ry\, n. (Bot.)
   The small apple-shaped or pear-shaped fruit of an American
   shrub ({Pyrus arbutifolia}) growing in damp thickets; also,
   the shrub.
   [1913 Webster]
    

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