File Size: 92 KB
Quercus prinoides  Willd.
Cowley County, Kansas
Height: Shrubs or trees, to 30 feet
Family: Fagaceae - Beech Family
Flowering Period:   April, May
Trunks: Ascending to erect; bark gray, furrows shallow, ridges flat, broad, plate-like; wood yellowish white, hard.
Twigs: Reddish brown, rigid, sparsely pubescent or glabrate; leaf scars half-round; buds reddish brown to grayish brown, ovoid to globose, .04 to .12 inch, apex obtuse, scales sparsely pubescent.
Leaves: Deciduous, alternate, simple; petiole .3 to .6 inch, pubescent; blade obovate to oblanceolate or lanceolate in outline, 1.6 to 5.6 inches long, .8 to 2.4 inches wide, base cuneate to tapered, margins sinuate to undulate, 4-8-toothed per side, teeth usually acute, sometimes rounded, mostly strongly forward projecting, terminal lobes absent, sinuses extending 1/10 to 2/10 distance to midrib, not bristle-tipped, lower surface light green, densely hairy with appressed-stellate hairs, upper surface shiny dark green, glabrate.
Flowers: Inflorescences staminate catkins at base of new growth, 25-30-flowered, pendent, 1.2 to 2.8 inches; peduncle .2 to .8 inch; pedicels absent; pistillate spikes axillary from new growth, 1-4-flowered; peduncle 0 to .4 inch; pedicels absent. Flowers unisexual, more or less radially symmetric; staminate flowers: sepals 2-6, connate, calyx lobes .04 to .06 inch; petals absent; stamens 4-6; pistillate flowers: sepals 6, connate, calyx fused to ovary; petals absent; pistil 1; styles 3.
Fruit: September-October; acorns, 1-2, maturing first year; peduncle elongating to .04 to .5 inch; cup top-shaped, .35 to .5 inch long, .52 to .8 inch wide, enclosing 1/4 to 1/3 of nut, scale apices closely appressed; nut brown, ovoid, .6 to .8 inch long, .52 to .6 inch, minutely pubescent; attachment scar .24 to .28 inch diam.; seed 1.
Habitat: Edges of woodlands and forests, bluffs, usually on sandy or clayey soils.
Distribution: Principally east 1/2 of Kansas
Origin: Native
Comments: Specimens of Quercus prinoides are sometimes difficult to distinguish from Quercus muehlenbergii.

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