Oaks of the World

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 Quercus acerifolia
Author(E.J.Palmer) Stoynoff & Hess 1990
Synonymsshumardii var. acerifolia E.J.Palmer 1927
Local namesmaple-leaf oak 
Rangearea stricktly limited to 4 sites in Arkansas (Magazine Mount); 500-800 m;
Growth habit2-15 m; multiple stems;
Leaves 7-14 long x 10-15 cm wide; apex pointed, base truncate often asymmetrical; margin with 5(-7) bristled lobes, the large lobes of the middle perpendicular to the midrib; often hairless on both faces, sometimes with scattered hairs and prominent tufts axils beneath; petiole hairless, 2-3 cm long;
Flowers 
Fruitsacorn oblong 1-2 cm long, sessile, singly or paired; enclosed 1/4 or 1/3 by scaly, sometimes pubescent cup; maturing second year;

Bark, twigs and
buds

bark nearly black, becoming rough and furrowed; twigs hairless grey brown; bud with dark grey brown apex, ellipsoid, hairless, 3-5 mm long;
Hardiness zone, habitathardy; prefers dry, limestone soils;
Miscellaneousthreatened, protected species;
Subspecies and
varieties
 
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