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Fraxinus pennsylvanica
Green Ash
Oleaceae
Located by metered lot near Whetten Graduate Center.
- leaves opposite, pinnate compound, with 5 to 9 leaflets
- leaflets ovate-lanceolate, acuminate, with serrate or smooth margins
- leaf undersides often somewhat pubescent, unlike white ash
- leaves dark green; turning clear yellow in fall (F. americana
is often purplish)
- terminal bud round, scaled, often pubescent, rusty brown
- buds smaller and narrower than F. americana
- lateral buds smaller, set in the leaf scar
- leaf scars not notched like white ash
- stems thick, coarse, with raised leaf scars that are rounded and
brown
- stems appear with characteristic swellings ("pretzel with salt")
when viewed from afar
- stems often fuzzy, unlike F. americana
- flowers inconspicuous in early spring
- fruit is an elongated samara, in clusters, like a boat paddle, falling
early
- bark dark gray, with characteristic deep furrows and narrow ridges
- habit is a medium to large single-stem shade tree; pyramidal when
young
- plant develops an open, irregular crown with age
View Fraxinus
pennsylvanica page in the UConn Plant Database
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