Ailanthus
(Ailanthus altissima)


Photographs: 34 photographs available, of which 11 are featured on this page. SCROLL DOWN FOR PHOTOGRAPHS.

Other common names: Chinese Sumac, Tree of Heaven

Other scientific names: Ailanthus glandulosus, Ailanthus peregrina, Toxicodendron altissimum

French names: Ailante glanduleux

Family: Quassia Family (Simaroubaceae)

Distinctive features: Tree;Large compound leaves with strong unpleaseant smell when crushed.

Similar species:
  •   Staghorn Sumac (Rhus typhina) - leaves don't smell. Stems fuzzy.

  •   Smooth Sumac (Rhus glabra) - leaves smaller; resembles Staghorn Sumac (Rhus typhina).

  •   Poison Sumac (Toxicodendron vernix) - grows in wet areas.


Flowers: Summer

Leaves: Alternate;  Compound/Divided;  Entire;  Large. Strong unpleasant smell when crushed.

Habitat: Along edges of city lots; by the sides of buildings

Books: Trees in Canada: 232   

Native/Non-native: Non-Native

Status: Common in cities

Notes: Ailanthus can easily be mistaken for Sumac if one is not familiar with these trees. Also known as Tree Of Heaven, it is a native of Asia.

See Also:
  •   Ailanthus: Tree of Heaven and Brooklyn, from The Monday Garden, by Sue Sweeney
  •   Ailanthus & Staghorn Sumac, from The Monday Garden, by Sue Sweeney

These trees seem to like to grow in urban areas, at the edges of parking lots and along buildings.

It has a very long compound leaf, with many leaflets. When bruised the leaflets give off a disagreeable odour.

The leaves can be very long.

A closeup picture showing that the leaflets are not quite opposite to each other.

Upperside of a leaf.

Underside of the same leaf.

This shows how the compound leaves are attached to the stem. This very closely resembles Staghorn Sumac (Rhus typhina).

A young tree.

A young tree, unfurling new leaves.

Bark and trunk.

The fruits. They are winged seeds.

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