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Quercus conzattii | |
Author | Trel. 1921 Proc. Amer. Philos. Soc. 60: 33 1921. |
Synonyms | Q. urbanii f. parvifolia Martinez 1954 |
Local names | |
Range | Mexico (Sierra Madre de Oaxaca,
SW Puebla). 1700-2800 m; |
Growth habit | 3-10 m |
Leaves | 6-15 cm long X 4-12 wide; obovate or suborbicular, convex; variable apex; base obtuse, cordate; margin revolute with 4-6 pairs of arisate teeth; adaxially light green, hairless except on veins; abaxially pale grey tomentose, made of stipitate fasciculate trichomes with 10-25 rays 0,4-0,8 mm long; 9-11 vein pairs, straight, impressed above; petiole 1-2 cm long, densely pubescent; |
Flowers | in March; male catkins with 30 flowers; female catkins 1-6 cm long, bearing 2-8 flowers; |
Fruits | acorn 1 cm long, 5 or more together on a 1-8 cm long infrutescence; enclosed 1/3 to 1/2 in the cup; cup 8-10 mm wide, 4-6 mm high ; maturation in August same year; |
Bark, twigs and |
twig thick (4 mm in diameter) with a dense, persistent, yellow pubescence; buds ovoid, pubescent, 3-5 mm long ; stipules deciduous 8-11 cm long; |
Hardiness zone, habitat | dry, rocky slopes. |
Miscellaneous |
-- Sub-genus Quercus, Section Lobatae, sub-section Racemiflorae |
Subspecies and varieties |
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