sname = ULMUS AMERICANA
hasdoublequotes = No
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TREES OF PENN STATE
Elm, American

Display Tree Description for Tree
    Habit     Flower     Leaves       Fruit        Bark     Fall Color
Habit Flower Leaves Fruit Bark Fall Colors



    Introduced in 1752, the American Elm has established itself as a tree of great beauty. Unfortunately, the American Elm is often susceptible to insects and disease and a suitable substitute has yet to be discovered.

Scientific Name Ulmus americana
Common Name Elm, American
Size 60-80 feet with a spread of 1/2 to 2/3's the height.
Habit Vase-shaped with the trunk dividing into several limbs which terminate in many slender branchlets.
Flower Perfect, greenish red, in fascicle of 3 or 4. March, not showy.
Leaf Alternate, simple, ovate-oblong. 3-6" long, 1-3" wide. Doubly serrate, lustrous dark green.
Fruit Dish-shaped samara, 1-2" long. Greenish with fringed hairs. Matures in May through June.
Bark Dark gray with deep, intersecting ridges.
Fall Color Yellow with great variation in intensity.