Acer saccharum subsp. grandidentatum
Common name:
Bigtooth Maple
Western Mountain Sugar Maple
Rocky Mountain Sugar Maple
Pronunciation:
A-ser sak-KAR-um gran-de-den-TAY-tum
Family:
Sapindaceae, Aceraceae
Genus:
Synonyms:
Acer grandidentatum
Type:
Broadleaf
Native to (or naturalized in) Oregon:
No
- Broadleaf, deciduous tree to 35(50) ft [10(15) m] high with a spread of more than half the height, or it may grow as a multistemmed shrub to as much as 20 ft (6m) high. Leaves opposite, simple and palmately veined, 5-8 cm across, 3 (commonly) to 5 lobed, broad shallow spaces between lobes (sinuses), a few widely spaced rounded teeth, dark green and lustrous above, lighter below with some pubescence (hairs); fall color may be bright yellow, orange, and red. Flowers small, yellow-green, in slender hanging clusters about 2.5-5 cm long, appearing with the leaves. Fruit consists of two pair of winged samara, often rose-colored in mid-summer, each about 2.5 cm long, mature in early fall.
- Sun and light shade. Best on well-drained soil on the dry side. Adaptable to alkaline soil.
- Hardy to USDA Zone 4 Native range from Wyoming to Utah amid south to New Mexico and northern Mexico. Sometimes listed as a species, Acer grandidentatum, however, the World Flora Online (WFO) lists the accepted name as Acer saccharum subsp. grandidentatum.
- grandidentatum: grandi-, big; dentatum, toothed; having big teeth