Oaks of the World

General data Classifications List of species Local names Back to
home page

  Quercus chartacea
Author Trel. 1924 Mem. Natl. Acad. Sci. 20: 61 1924.
Diagnosis here
Local names
Range Mexico (Oaxaca, Chiapas) ;
Growth habit tree;
Leaves 12-14 x 4-9 cm; evergreen; elliptic, oboval or broadly lanceolate; apex obtuse or acute, sometimes emarginate; margin entire or sinuate dentate, with callous teeth; green and smooth above; brownish tomentose beneath; 10-12 vein pairs, red, impressed above, raised beneath; petiole 5-10 mm long, red, hairless;

male catkin 3 cm, rusty whoolly; anthers rounded, hairless;

Fruits acorn ovoid on a scaly peduncle, glabescent, 2-4 cm long; scaly, brown, tomentose cup covering 1/2 of nut;

Bark, twigs and

twig 3 mm thick, stellate whoolly tomentose, with white lenticels; bud ovoid, 3 mm long, glabrescent, often with silky stipules;
Hardiness zone, habitat
Miscellaneous -- A. Camus : tome 2, p. 611, n° 230;
-- For today's Mexican Authors (Susana Valencia-A., 2004), this species described by Trelease is not currently valid ; it may be a hybrid, or a morpholigical variety...
For Zavala-Chavez, 2003, it is a variety of Q.obtusata.

Subspecies and