Alnus cordata Desf.

Italian Alder

Tree 10-15 m tall, broad crowned. Young shoots sticky, angled and spotted, often reddish-brown. Leaves broad, roundish, mostly 6-8 cm or more long, 4-6 cm wide, glossy, dark green above and paler below, sticky at first but later becoming tough, the base heart-shaped and tip point; the veins are covered with soft yellow-brown hair and there are tufts of hair in the vein axils; margins finely toothed; vein pairs 5-7. Leaf stalks 2-3 cm long. Flowers in spring. Fruits stalked and in groups of 1-3.

Italy, Corsica

A. subcordata C.A. Mey. from the Caucasus and Iran is occasionally available; it is similar but has dull leaves and hairy shoots and buds.

Leaves like those of Pyrus, Pear, with orange-yellow tufts of hair in the vein axils below.

SA: Mt Gambier (Umpherstone Cave, 4 m tall in 1993).

Source: Spencer, R. (1997). Betulaceae. 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      Fagales
family       Betulaceae
genus        Alnus Mill.