Search Results for "quercus"

Quercus alba (American white oak)

Other names: White oak

Q. alba is a spreading, deciduous tree with exfoliating, pale grey to brown bark and oblong or elliptic, deeply lobed, dark green leaves, pink-flushed when young and turning reddish-purple in autumn. Insignificant flowers are followed by oblong to ovoid acorns.
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25m max. spread

25m max. height

50-100 years to maturity

Quercus kelloggii (Californian black oak)

Other names: California black oak, Kellogg oak

Q. kelloggii is a rounded, deciduous tree with cracked, dark brown bark, elliptic, glossy, dark green leaves with bristle-tipped lobes. Leaves turn red, yellow, and orange in autumn as oblong to ovoid, green acorns ripen brown.
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15m max. spread

20m max. height

50-100 years to maturity

Quercus macrocarpa (Bur oak)

Other names: Burr oak, Mossy cup oak, Mossy-cupped white oak

Q. macrocarpa is a slow-growing, spreading, deciduous tree with ridged, dark brown bark and oblong to ovate, glossy, dark green leaves with deep, irregular lobes, white-hairy beneath. Catkins of insignificant, yellow-green flowers in spring are followed by ovoid acorns with large, fringed cups.
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10m max. spread

15m max. height

50-100 years to maturity

Quercus garryana (Oregon oak)

Other names: Oregon white oak, Garry oak

Q. garryana is a rounded, deciduous tree with cracked, pale grey bark, oblong to ovate, glossy, deeply lobed, dark green leaves and ovoid, edible acorns.
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10m max. spread

10m max. height

50-100 years to maturity

Quercus mongolica (Mongolian oak)

Q. mongolica is a spreading, deciduous tree with rough, black-brown bark and oblong to ovate, dark green leaves with rounded lobes. Catkins of insignificant, yellow-green or dull red flowers in late spring and early summer are followed by ovoid, pale brown acorns with scaly, thick caps.
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15m max. spread

20m max. height

50-100 years to maturity

Quercus wislizenii (Interior live oak)

Other names: Highland live oak, Sierra live oak, Quercus wislizeni

Q. wislizenii is a spreading, variable, borderline hardy, evergreen shrub or small tree with broadly elliptic to broadly lance-shaped, spiny-toothed or smooth, glossy, dark green leaves and oblong to ellipsoid, green acorns ripening brown.
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12m max. spread

20m max. height

50-100 years to maturity

Quercus prinus (Chestnut oak)

Other names: Rock oak, Basket oak, Rock chestnut oak, Tanbark oak, American white oak, American chestnut oak, White oak, Quercus pumila, Quercus montana

Q. prinus is a large, rounded to oval, deciduous tree with oblong to ovate, coarsely-toothed, glossy, dark green leaves and pendent clusters of yellow-green flower catkins in spring followed by ovoid, dark brown fruit.
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18m max. spread

18m max. height

50-100 years to maturity

Quercus falcata (Southern red oak)

Other names: American red oak, Red oak, Spanish oak, Swamp red oak

Q. falcata is a rounded to spreading, deciduous tree with fissured, grey-brown bark and variable, dark green leaves, white-hairy beneath, with three to nine curved, bristle-tipped lobes. Insignificant flowers in spring are followed by spherical acorns in autumn.
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12m max. spread

15m max. height

50-100 years to maturity

Quercus laevis (American turkey oak)

Other names: Barren scrub oak, Black Jack oak, Turkey oak, Quercus catesbaei

Q. laevis is a deciduous shrub or tree with a broad, irregular crown and broadly ovate to elliptic, glossy, dark green leaves deeply cut into three to seven, pointed, bristle-tipped lobes. Leaves turn shades of red, orange, and yellow in autumn and persist on the tree into winter. Yellow flower catkins in spring are followed by spherical, brown acorns taking two years to mature.
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10.5m max. spread

12m max. height

50-100 years to maturity

Quercus nigra (Water oak)

Other names: North American barren oak, North American black oak, Possum oak, Quercus microcarya, Quercus nigra var. heterophylla, Spotted oak, Punk oak, Duck oak

Q. nigra is a broadly conical to broadly rounded, deciduous to semi-evergreen tree with pendent lower branches, smooth, grey bark, and spoon-shaped to narrowly obovate, usually three-lobed, dark green leaves turning yellow in autumn. Yellow-green flower catkins in spring are followed by spherical acorns with woolly, scaly cups.
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18m max. spread

24m max. height

50-100 years to maturity