Betula pendula - catkins (seeds)
Betula pendula (European White Birch) - Deciduous tree with a delicate, lacy appearance. Upright main branches, weeping side branches. Matures at 30-40 ft. tall and half as wide. Golden brown bark on twigs and young branches contrasts with mature white bark, which is marked with black clefts. Oldest bark (at base of tree) is blackish gray. Glossy-rich green leaves are diamond shaped. Very susceptible to borer attack.