Populus grandidentata Michx., Salicaceae

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Common name: Big-toothed aspen.

Voucher: Kostadinov 101, (URV)

Brief description: A medium-sized to large dioecious tree with greenish-gray bark, becoming dark brown and furrowed with age; the wood is soft and light. Leaves are ovate to deltoid, simple, alternate, entire, pinnately veined, glabrous, dark green above and pale and glaucous beneath,  margins coarsely and remotely toothed (5-12 teeth for leaves on short shoots, more on long shoots). A pair of basal glands is often present.  Flowers are unisexual, in drooping catkins. Fruits are slenderly conic capsules on pedicels; covered with long white hairs for wind distribution. 

Campus data: Very rare in the wild on campus; one individual encountered. Not cultivated.