Oaks of the World

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

  Quercus brandegeei
Author Goldman 1916 Contr. U. S. Natl. Herb. 16: 321 1916.
Local names
Range Mexico (Baja California del Sur); 300-1000 m;
Growth habit 10-20 m high; trunk to 80 cm in diameter;
Leaves 3-6 x 1-2 cm; persistent, leathery; elliptic, oblong-elliptic or ovate; apex variable, mucronate; base most often rounded, sometimes acute; margin cartilaginous, flat or sometimes slightly revolute, entire or most often with 1-4 pairs of mucronate, asymmetrical teeth, often on only one side of the blade; dark greyish green, glabrous and bright above; grey-green whitish below (dense stellate tomentum with 13-20 rays appressed on the surface of the blade, looking like fringed scales), with midrib prominent and hairless; 8-12 slender vein pairs, impressed either above or under the blade; petiole 3-7 mm long, pubescent;
Flowers male catkins 2-4 cm, few-flowered; female inflorescence 1-3 cm, with 1 to 3 flowers;
Fruits acorn conical 1.5 cm long; narrow, pointed; solitary or paired on a 0.5 cm long peduncle; cup scaly, umbrella-like, 1-1.5 cm in diameter, covering 1/4 of the nut; ripening first year;

Bark, twigs and

grey bark, divided into plates; slender branchlets (1.5-2.5 mm thick), mostly glabrescent; small lenticels, inconspicuous; buds globose, 1-1.5 mm, dark red; stipules 2-3 mm, pubescent, deciduous;
Hardiness zone, habitat not hardy;
Miscellaneous -- A.Camus : n° 173;
-- Sub-genus Quercus, Section Virentes;
-- Threatened (IUCN Red List Category : EN)
-- May be a subspecies of
Q.virginiana ...
-- Close to
Q.fusiformis and to Q.oleoides;

Subspecies and