Back to species

Compare sources for Quercus buckleyi

Select sources to compare:
Field
Oaks of the World
The Sibley Guide to Trees
Common Names
Buckley’s oak, Texas red oak, Texas oak, Texas shumard oak
Buckley's Oak, Texas Red Oak
Geographic Range

Texas (Edwards Plateau), Oklahoma; 150 -500 m; area much more limited than for the neighbouring Q. shumardii ;

Growth Habit

reaches 15 m tall;

Deciduous. Shrub or small tree usually under 35’ tall. Often multi-trunked.

Leaves

5-10 x 5-11 cm; broadly elliptic to obovate or almost orbicular; apex acute to acuminate, ; base cuneate, often asymmetrical; margin with 5-9 deep, triangular lobes; sinuses much more deep and rounded than those of Q.shumardii ; dark green, hairless, bright above; paler beneath with sometimes rusty axil tufts; 3-5 vein pairs raised on both surfaces; petiole 2-4 cm, glabrous;

  • 4 1/2”
  • deeply and sharply lobed
  • outline nearly circular
  • underleaf green, hairless
Fruits (Acorns)

acorn broadly ovoid to broadly ellipsoid, seldom oblong,1.2-1.8 cm long, 0.8-1.4 cm wide, with ringed stylopodium; subsessile; usually not striate; enclosed 1/3 or 1/2 by the cup; cup goblet- to cup-shaped with pointed, appressed, glabrous, sometimes tuberculate scales at base of cup; cup glabrous inside, except a few hairs on the scar; maturing in 2 years;

  • 3/4”
  • cup realtively deep 1/3-1/2 of nut
  • rarely shallow
Flowers

in spring;

Twigs

reddish-brown

Hardiness & Habitat

hardy zone 6; requires dry and calcareous soils;

Common well-drained sand or gravel soils, limestone ridges, creek bottoms.
Uncommon in cultivation
Zone 8

Additional Information

– A. Camus n° 295; – Sub-genus Quercus, section Lobatae, Series Coccineae; – Closely related to Q.shumardii – This species was erroneously named Q.texana , Q.rubra var. texana , Q.shumardii var. texana , while the true Q.texana is Q.nuttallii;

Hybridizes with shumardii where range overlaps