Italian alder Betulaceae Alnus cordata
Leaf:Alternate, simple, alternate, broadly ovate, heart-shaped base, 2 to 4 inches long, finely serrate, dark green and shiny above, paler with a few scattered brown hairs below particularly in vein axils and along midrib.
Flower:Species is monoecious; males are yellow-green elongated catkins about 2 to 3 inches long, in hanging clusters; females are upright, small (1/4 inch) and reddish green, appearing in early spring.
Fruit:Cone-like, woody, 1 inch long, green but turning reddish brown when ripe, contains numerous small winged seeds, ripen in early fall and persist through the winter.
Twig:Slender, olive green, slightly sticky when young, light colored lenticels; buds are stalked, green turning red and 1/4 inch long.
Bark:Young bark a greenish gray with numerous lenticels, often appearing blistered; later becoming a light gray-brown with shallow fissures and flat ridges.
Form:Medium sized upright tree reaching up to 60 feet tall with a narrow crown.