Oaks of the World

General dataClassificationsList of speciesLocal namesBack to
home page

  Quercus humboldtii
Author

Bonpl. 1809 Pl. Aequinoct. 2: 155

Diagnosis here
Synonyms almaguerensis Bonpl. 1809 Diagnosis here
humboldtii var. lehmanniana Hieron. ex Trel. 1924
lindeni A.DC 1864
humboldtii Kotschy ex A.DC 1864
tolimensis Bonpl. 1809 Diagnosis here
boyacensis Cuatrec. 1944
colombiana Cuatrec. 1944
Local names
Range Eastern Panama; Colombia; 1000-3000 m ;
Growth habit more than 30 m tall, trunk to 40 cm in diameter or more; stout trunk, rounded crown;
Leaves 14 cm long, in bunches at the end of branchlets; elliptic-lanceolate; apex and base pointed; margin entire, wavy, untoothed or seldom few bristleless teeth near apex; light green, glabrous above; paler beneath with pubescence along midrib; short petiole;
Flowers
Fruits acorn 5-7 cm long, 2-3 cm in diameter; brown; ovoid; cup shallow, with free, tomentose scales ; cup enclosing 1/4 to 1/3 of nut; first acorns appearing when tree is only 3 metres tall;

Bark, twigs and
buds

bark rough, blackish; twig hairless, with large, prominent lenticels;
Hardiness zone, habitat not hardy (zone 11); in wet mountain forests; the Southest oak of Americas;
Miscellaneous -- A. Camus : n° 320;
-- Sub-genus Quercus, section Lobatae;
Subspecies and
varieties
Pictures