Oaks of the World

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

  Quercus elevaticostata
Author (Q.F.Zheng)C.C.Huang 1992
Synonyms Cyclobalanopsis elevaticostata Q.F.Zheng 1979
Local names tu mai qing gang;
Range China (Fujian); 600-1000 m ;
Growth habit reaches 20 m;
Leaves 5-15 x 2-4 cm; narrowly elliptic to elliptic-lanceolate; glabrous; green above, grey green beneath; base cuneate, apex acuminate; margin remotely serrate near apex; midrib and 8-12 vein pairs prominent above; petiole 1-2.5 cm;
Fruits acorn ellipsoid to ovoid-ellipsoid, 1.5-2.2 cm long, 1-1.2 cm wide; yellowish brown tomentose near apex; enclosed 1/3 by cup; cup 6-8 mm long, 10-12 mm wide, yellowish grey velutinous outside, with (5-)7-8 concentric rings crenate-dentate, except the 2 or 3 apical ones that are entire ; scar 5 mm wide, slightly convex; stylopodium persistent, with 4-5 rings; maturing in 1 year;

Bark, twigs and

twig purplish brown, minutely sulcate, glabrous, with small withish lenticels;
Hardiness zone, habitat  
Miscellaneous -- Sub-genus Cerris, Section Cyclobalanopsis;
Subspecies and