Populus tremula L.

Aspen

Round-headed tree to about 10 m tall, suckering. Bark dark grey when older. Buds shiny and sticky. Branchlets hairless. Winter buds sticky. Leaves oval to nearly circular crenate c. 2-8cm long and wide, grey-blue below, hairy at first, sucker leaves much larger. Leaf stalk flattened. Catkins mostly 8-10 cm long.

Europe, N Africa, W Asia, Siberia to China and Japan

Buds shiny; leaf margins with large, blunt, irregular teeth.

VIC: Ballarat (Ballarat Botanical Gardens & Victoria Park); Emerald (Emerald Lake Park); SEC building, Doncaster Road; Frankston (Long Island Country Club, 2 trees near clubhouse); Narbethong (Black Range State Park, Redwood Park).

Source: Spencer, R. (1997). Salicaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 2. Flowering plants. Dicotyledons. Part 1. The identification of garden and cultivated plants. University of New South Wales Press.

Distribution map
kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Rosanae
order      Malpighiales
family       Salicaceae
genus        Populus L.