Oaks of the World

General data Classifications List of species Local names Back to
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  Quercus congesta
Author C.Presl. 1822 Delic. Prag. 32 1822
Synonyms robur var. congesta (C.Presl) Borzi 1880
pubescens var. congesta (C.Presl) Strobl 1881
insularis Borzi 1911
minaae Lojac. 1907
leptobalana Guss. 1844
longiglandis Vuk. 1880
stenobalana Guss. 1844
ucriae Borzi 1911
lanuginosa subsp congesta (C.Presl) Nyman 1881
lanuginosa var. congesta (C.Presl) Gurke 1897
vulcanica pinnatifida Borzi 1911
vulcanica var. nebrodensis Borzi 1905
Local names  
Range Sardinia; Sicily; S Italy;
Growth habit  
Leaves 5-8.5 x 3-5 cm; deciduous; elliptical to oblong; base subcordate; 5-8 pairs of regular, rounded lobes, sometimes lobulate and mucronate; dull adaxially; grey green pubescent beneath; tertiary veins evident; petiole 4-14 mm long;
Flowers male flower with 8-9 stamens longer than the perianth; female catkin 1-5 cm long, bearing 3-8 flowers;
Fruits

acorn 2-3 cm long, 1-1.5 cm wide; on a 1-4 cm long stalk, 1 to 5 together; cup cyathiform, 10-15 mm in diameter, with scales slightly appressed, covering 1/4 of nut;

Bark, twigs and
buds

bark brown to blackish, shallowly furrowed;
Hardiness zone, habitat not quite hardy (zone 7-8);
Miscellaneous -- Closely related to Q.pubescens, bur for Govaerts (and others) it is a true species.
Subspecies and
varieties
 
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