Quercus polymorpha (Net-leaf White Oak, Mexican White Oak, Monterrey White Oak)


Botanical Information

FamilyFagaceae
GenusQuercus
Speciespolymorpha
CategoryWoody
TypeTree (evergreen)
OriginChiapas, Hidalgo, Nuevo Leon, Oaxaca and Puebla, in Mexico. Texas, United States of America and Guatemala.

Details

USDA Hardiness Zone7 - 8
USDA Hardiness Ref.
Canadian Hardiness Zone7b - 8a
Canada Hardiness Ref.
RHS Hardiness ZoneH6 - H4
RHS Hardiness Ref.
Temperature (°C)(-15) - (-7)
Temperature (°F)5 - 20
Height10-20 m

Description and Growing Information

General DescriptionThis species has been placed on the IUCN Red List as globally threatened.
HabitatCanyons and slopes at an altitude of 1,000-1,800 m.
Bark/Stem DescriptionGreyish-brown bark with reddish-brown twigs.
Flower/Leaf Bud DescriptionOvoid and pointed reddish-brown, 3-10 mm in length.
Leaf DescriptionOblong-elliptical, oval, lanceolate or oboval, with a rounded or cordate base, 10-14 secondary veins on either side of the midvein, 6-13 x 3-6 cm.
Fruit DescriptionOblong, singular or paired acorn, 2-2.5 cm in length.

Photographs