Definition of "whitebeam" [white•beam]

• Any of various deciduous trees of the genus Sorbus subg. Aria, native to Eurasia. (noun)

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• "In the artificial limestone pavement of the quarries, native whitebeam had sprung up, and we found a lime kiln hidden in the trees."
• "Vine Parthenocissus himalayana and clematis Clematis montana are also common and other low altitude trees include maple Acer campbellii and whitebeam Sorbus cuspidata."
• "Then, whereas the day was very calm and fair, and the dame had given her holiday, she wandered about the eyot, and most in a little wood of berry-trees, as quicken and whitebeam and dog-wood, and sported with the birds, who feared her not, but came and sat on her shoulders, and crept about her feet."