Quercus × leana Nutt. - Accepted: Quercus × leana Nutt. bei The Plant List (2014), version 1.1; Familie: Fagaceae (APG III)

Color of flower

yellowish green

Flowers

monoecious; flowers in separate male and female catkins

Life form

tree

Leaves

thick and coriaceous; oblong to obovate, sinuate-lobed margin with bristle-tipped lobes; lower surface with rusty pubescence; petiole 1.5-2 cm long

Foliage persistence

deciduous

Fruits

acorn with saucer-shaped cupule

Soil conditions

preferentially on lime-free, well-drained soils

Constraints according moisture

drought tolerant

Comments

is a hybrid of Quercus imbricaria Michx. with Quercus velutina Lam. (according to Engelmann a hybrid ofQuercus imbricaria Michx. with Quercus coccinea Münchh.)

Usage

as ornamental tree for parks and lawns (street tree)

Bark

dark grey, slightly furrowed

Global Biodiversity Information Facilty (GBIF). Online Publication: www.gbif.org;

Hill, E. J. (1894): A Study of Quercus Leana. Botanical Gazette, 19(5): 171-177.;

Missouri Botanical Garden (online): Gardens & Gardenings, Plant Finder. See: http://www.missouribotanicalgarden.org/;

Oaks of the World (Accessed: 2019): Quercus x leana. See: http://oaks.of.the.world.free.fr/quercus_leana.htm;

The International Plant Names Index (2009). Published on the Internet http://www.ipni.org; Courtesy to IPNI, 2009. Exported from IPNI at date: 2009-09-22 20:17:51;