Oaks of the World

General dataClassificationsList of speciesLocal namesBack to
home page

 Quercus vaseyana
AuthorBuckl. 1883
Synonymspungens var. vaseyana (Buckl.) C.H.Muller 1951
undulata Torr. var. vaseyana (Buckl.) Rydb.1901
pungens subsp vaseyana (Buckl.) E.Murray 1983
sillae Trel. 1924
Local namesVasey shin oak
RangeW Texas (Edwards Plateau), NE Mexico; 300-600 m;
Growth habit to 3 m tall, but often 0.3-1.5 m, bushy;
Leaves 2.5-4 x 1-2 cm, deciduous, leathery; oblong to lanceolate; apex pointed, seldom obtuse; base cuneate or rounded; margin flat, thick but not revolute, with 2-5 pairs of mucronate teeth, sometimes entire; dark shiny green above, glabrescent; densely tomentose beneath, with stellate and simple hairs, except on bigger veins; 3-5 vein pairs, slightly raised above, prominent beneath; petiole 2-5 cm long, with stellate hairs;
Flowers male inflorescence 2-3 cm, hairy;
Fruits acorn 1-1.2 cm, shiny, pale brown, stalkless or nearly so; enclosed 1/4 or 1/5 by strongly warty cup;, maturing in 1 year;

Bark, twigs and
buds

bark peeling, thin, furrowed; twigs slender becoming grey, smooth, glabrescent; very small buds 1-1.5 mm long, ovoid; stipules deciduous 3 mm, more or less pubescent;
Hardiness zone, habitathardiness zone : 7; dry, calcareous soils;
Miscellaneous-- no hybrid known;
--
today it is considered as a true species.
Subspecies and
varieties
 
Pictures