Oaks of the World

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  Quercus pseudococcifera

Desf. 1799, Fl. Atlant., 2: 349.

Diagnosis here

Synonyms x battandieri A. Camus 1939
fenzlii Kotschy1860
palaestina Kotschy 1860
arcuata Kotschy ex A.DC. 1864
brachybalanos Kotschy ex A.DC. 1864
calliprinos Webb var. brachybalanos (Kotschy ex A.DC.) A.DC. 1864
calliprinos Webb var. inops (Kotschy ex A.DC.) A.DC. 1864
inops Kotschy ex A.DC. 1864
dispar Kotschy ex A.DC. in A.P.de Candolle 1864
calliprinos Webb var. dispar Kotschy 1866
coccifera L. var. palaestina (Kotschy) Boiss1879
sibthorpii Kotschy ex Boiss.1879
coccifera L. subsp. palaestina (Kotschy) Holmboe 1914
calliprinos Webb var. palaestina (Kotschy) Zohary 1961
mesto Boiss. 1842
coccifera auct. pl. non L. 1753
Local names false Kermes Oak
Range Atlantic Coast of the South-West Portugal (Serra de Arràbida, Serra de Gràndola), never in the Mediterranean Region.
Growth habit reaches 15 m high, trunc to 0.6 m in diameter.
Leaves longer than the leaves of Q. coccifera or Q. calliprinos, with margin often subentire; 7-11 vein pairs, forked.
Fruits acorn ovate to narrowly obovate; cup with scales stiff, free, dense, triangular-flattened in cross-section, 3-5 mm long, appressed or very slightly recurved, lax; the acorn is almost totally enclosed in the cup

Bark, twigs and

bark grey, smooth, fissured vertically at maturity
Hardiness zone, habitat withstands -14° C;
Subspecies and

-- Q. pseudococcifera subsp. rivasmartinezii (Capelo & Costa) Capelo, Vila-Viçosa & F.M. Vázquez 2021
= coccifera subsp. rivasmartinezii Capelo & Costa 2001
= rivasmartinezii (Capelo & Costa) Capelo & Costa 2005
leaves sometimes slightly spathulate; cup with free, acuminate, pungent, terete scales becoming recurved at maturity; on calcareous soils of South Portugal