Ohio Buckeye
(Aesculus glabra)

Other common names: Fetid Buckeye

French names: Marronnier glabre

Family: Horsechestnut Family (Hippocastanaceae)

Distinctive features: Tree;Large, opposite, palmately compound leaves.

Similar species:
  •   Horsechestnut (Aesculus hippocastanum) - has similar leaves.


Leaves: Opposite/Whorled;  Compound/Divided;  Entire;  Opposite, closely resemble Horsechestnut (Aesculus hippocastanum) leaves. Palmately compound.

Books: Trees in Canada: 157   

Native/Non-native: Native

Status: Rare in Ontario

Notes: Ohio Buckeye is only found in SW Ontario, usually where it has been planted. The photos here are of trees at the Royal Botanical Gardens in Burlington, and the University of Guelph Arboretum, both in Ontario. The name comes from the distinctive nuts, which have a large light spot on one side.

Origin and Meaning of Names:
 Scientific Name: glabra: smooth


Photographs: 90 photographs available, of which 19 are featured on this page. SCROLL DOWN FOR PHOTOGRAPHS.

Ohio Buckeye is quite rare in Ontario. I've only ever seen it in an arboretum. This sign is at the University of Guelph Arboretum, in Guelph, Ontario.

A group of leaves. These compound leaves grow in opposite pairs.

Leaf close-up, upper side.

Underside of a leaf.

This photos gives you an idea of the size of the leaves.

Overall tree shape and form.

Flower buds in mid-May.

Flowers, in May.

Closer view of a flower.

The nuts. Note the prickles, which are not stiff.

Or the nuts can also be smooth.

This is an unripe nut - white inside.

Here's a view of the unripe nut cut open.

And you can have some fun with the nuts!

Wait! Which one is the nut?

Two pictures of the trunk and bark. The 2nd photo is of part of the trunk on a younger tree.

Winter buds along the stem.

Terminal winter bud.

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