Ulmus glabra
- Height: up to 35 m
- Trunk: initially smooth and silvery grey, later with longitudinal cracks and grey-brown bark
- Crown: dense, tall, rounded crown
- Leaves: alternate, asymmetrical leaf base, obovate to broadly oval, approx. 10–15 cm long, with a slender tip or often broadly 3-lobed, upper surface dull dark green, very rough, doubly serrated margin, short-stalked
- Buds: conical, large, blackish-brown, and densely hairy
- Flowers: hermaphroditic; small, short-stalked, reddish-brown, dense clusters of flowers, in March/April before leaf emergence
- Fruits/Seeds: flat, short-stalked, broadly winged nuts in clusters in April/May before leaf emergence
- Other: Endangered due to “Dutch elm disease,” caused by a fungus spread by the elm bark beetle
Photos: Wolfgang Schödel (1,2,3,4)