|General data||Classifications||List of species||Local names||Back
cuneifolia Vuk. 1833
|Local names||English oak; roble; carballo; carvallo;|
|Range||Europe except regions bordering on the Mediterranean Sea; continental Spain; NE Russia; SW Asia; North Africa; 0-1000 m;|
|Growth habit||30 m tall and more; trunk to 3 m in diameter; crown broadly domed;|
|Leaves||5-12(-17) x 3-8(-11) cm; base auricled, asymmetrical; 2-5 pairs of rounded lobes, with sinuses obtuse and variable in depth; the blade is wider near apical 1/3; almost glabrous on both sides (possible uniseriate and solitary trichomes adaxially; the same ones abaxially, mostly on the midrib and at axils, and a lack of wax on the stigmas); dark dull green above; pale glaucous beneath; 5-7 vein pairs; petiole half-round in cross-section, hairless, yellowish, 0.4-0.7 cm long;|
|Flowers||spring; male catkins yellow green, 2-6 cm long, with axis hairless; male perianth with 5-8 hairless stamens; pistillate inflorescences 3-10 cm long, hairless; female perianth with 4-6 short lobes;|
|Fruits||acorn 1.5-4 cm, ovoid; dark brown; paired or several together on a long, thin, 4-10 cm long peduncle; enclosed 1/4 to 1/2 by cup; cup half-round, with triangular, appressed, slightly tomentose scales; maturing in 1 year;|
Bark, twigs and
|bark grey, deeply furrowed into rectangular or hexagonal plates; twigs green brown turning grey green, smooth, glabrescent, with rounded, pale lenticels; buds ovoid conic, pale brown, clustered at end of twig, 5 mm long, with numerous, obtuse, ciliate scales;|
|Hardiness zone, habitat||hardy; all types of soils; long lived (to 800 years, and more);|
-- A. Camus : n°163 ;
is a term frequently used by Authors, so it is better not to use it,
in order to avoid confusions !
-- The natural hybrids of Q. robur are
: Q. x andegavensis, Q.
x cantabrica, Q. x coutinhoi,
Q. x gallaecica, Q.
x haynaldiana, Q. x kerneri, Q.
x rosacea, Q. x turneri
are 5 subspecies:
--- B/ Numerous varieties of the species type have been described, among them :
1_ var. tardissima Simonk
2_ var. fastigiata Loud.
3_ var. haas A.DC
4_ var. salicifolia