Quercus michauxii is a tree to 30 m tall. white oak group (Lepidobalanus). Bark light gray, coarsely flaky, shallowly furrowed like that of Q. alba.
Leaves alternate, leaf stalks to 3 cm long, hairy below. Blade egg-shaped but widest above middle (obovate), base tapered to stalk, sometimes slightly lobed, 7-11 cm wide, whitish hairy on the underside, margin with 10-15 pairs of more-or-less uniform teeth, tips rounded or pointed but without bristle tips.
Flowers monoecious, males in catkins, female flowers inconspicuous each surrounded by a scaly base (involucre) that develops into the acorn cup.
Fruit: stalk short to none, nuts egg-shaped with a scaly, cupped base (acorns) 2.5-3.5 cm long, cup 2-3 cm wide, covering 1/2 the nut, scales with tips unattached to base (free).
Wetland status: FACW.
Frequency in NYC: Very infrequent.
Habitat: Staten Island is the northern0most area in which Q. michauxii is found. New Jersey is listed as the northernmost area of occurrence. Wet soil, flood-plains, swamp forests.