Southern Sugar Maple (Acer barbatum)

Plantae>Magnoliophyta>Magnoliopsida>Sapindales>Aceraceae>Acer barbatum Michx.

Southern Sugar Maple (Acer barbatum, Acer floridanum)

Southern Sugar Maple, also known as Florida Maple, is common in rich bottomland forests. It is similar to the northern Sugar Maple (Acer saccharum), which occurs in the mountains, but the leaves of A. barbatum tend to be smaller, more compact, and are white-hairy beneath. The rare Chalk Maple (Acer leucoderme) is also similar, but is a smaller tree and with yellow-hairy leaf undersides.

Southern Sugar Maple (Acer barbatum, Acer floridanum)

The leaves are glaucous (whitish) and pubescent (fuzzy) beneath.

This species is also known as Acer floridanum or Acer saccharum ssp. floridanum. Whether Acer barbatum or Acer floridanum is the correct name is still up for debate.

Southern Sugar Maple (Acer barbatum, Acer floridanum)

The shallowly lobed leaves on this large tree are most unusual, looking a bit like Chalk Maple, but they are whitish beneath.

Southern Sugar Maple (Acer barbatum, Acer floridanum)

Yellowish-green flowers appear in early spring.

Chatham Co., NC 3/17/06.

Southern Sugar Maple (Acer barbatum, Acer floridanum)

Bark of a young tree. Like that of Chalk Maple, the bark is very pale, especially when covered by cerain species of lichen, but is often stained black by mold (see below).

Southern Sugar Maple (Acer barbatum, Acer floridanum) bark

Bark of an older tree.

Orange Co., NC 4/13/08.

Southern Sugar Maple (Acer barbatum, Acer floridanum) bark

Lower trunks are frequently stained black by mold growing on sap oozing out of sapsucker holes.

Durham Co., NC 3/1/08.

More information:
Trees of Alabama and the Southeast
NC State Tree Fact Sheets
Virginia Tech Dendrology

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Revised 6/12/08 cwcook@duke.edu

All photographs and text ©2008 by Will Cook