2. Gambell Oak – Quercus gambelii (very short trees near waters edge)

leaves are generally 7–12 cm (3–4.5 in) long and 4–6 cm (1.5–2.5 in) broad, deeply lobed on each side of the central vein; the upper surface is glossy dark green, the undersurface is paler and velvety. acorns are 10–20 millimeters (0.39–0.79 in) long, and about one-third to one-half enclosed by a cap or cup (cupule); they mature in September, turning green to golden brown