Quercus ilicifolia

Wangenheim

Beytr. Teut. Forstwiss., 79, plate 6, fig. 17. 1787.

Common names: Bear oak scrub oak
EndemicIllustrated
Synonyms: Quercus nana (Marshall) Sargent
Treatment appears in FNA Volume 3.
Revision as of 07:45, 30 July 2020 by imported>Volume Importer
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Trees or shrubs, deciduous, to 6 m. Bark dark gray, becoming shallowly fissured and scaly, inner bark pinkish. Twigs brown or yellowish-brown, 1.5-3 mm diam., pubescent. Terminal buds dark reddish-brown, ovoid, 2-4.5 mm, apex puberulent. Leaves: petiole (8-) 10-25 mm, pubescent. Leaf-blade ovate to elliptic or obovate, 50-120 × 30-90 mm, base cuneate to obtuse, margins with 3-7 acute lobes separated by shallow sinuses and 5-14 awns, apex acute; surfaces abaxially pale green to gray, tomentose, adaxially glossy dark green, glabrous, secondary-veins raised on both surfaces. Acorns biennial; cup saucer-shaped to cupshaped, 5-9 mm high × 10.5-17 mm wide, covering 1/4-1/3 (-1/2) nut, outer surface puberulent, inner surface pubescent, scale tips tightly appressed, acute; nut ovoid to subglobose, 9.5-16 × 8-11 mm, striate, puberulent, scar diam. 4.8-7 mm. 2n = 24.


Phenology: Flowering spring.
Habitat: Dry, sandy soils and open rocky outcrops
Elevation: 0-1500 m

Distribution

V3 900-distribution-map.gif

Conn., Del., Maine, Md., Mass., N.H., N.J., N.Y., N.C., Pa., R.I., Vt., Va., W.Va.

Discussion

Quercus ilicifolia reportedly hybridizes with Q. coccinea, Q. falcata, Q. imbricaria, Q. marilandica, Q. phellos, Q. rubra, and Q. velutina.

The Iroquois considered Quercus ilicifolia very helpful in treating gynecological problems (D. E. Moerman 1986).

Selected References

None.

Lower Taxa

None.
... more about "Quercus ilicifolia"
puberulent +
Kevin C. Nixon +
Wangenheim +
shallow +
furrowed +  and smooth +
fissured +
cuneate;obtuse +
2-6-lobed +
pistillate +, capitate +  and spicate +
Bear oak +  and scrub oak +
connate +  and distinct +
starchy +  and fleshy +
tuberculate +
saucer-shaped +  and cupshaped +
×10.5-17 +, 5mm +  and 9mm +
multibracteate +, spiny +  and scaly +
Conn. +, Del. +, Maine +, Md. +, Mass. +, N.H. +, N.J. +, N.Y. +, N.C. +, Pa. +, R.I. +, Vt. +, Va. +  and W.Va. +
0-1500 m +
pistillate +  and staminate +
biennial +, annual +  and maturation +
1-seeded +  and winged +
in groups +  and enclosed +
Dry, sandy soils and open rocky outcrops +
pistillate +, spicate +  and staminate +
silky-tomentose +
5 cm50 mm <br />0.05 m <br /> (12 cm120 mm <br />0.12 m <br />) +
ovate +  and elliptic or obovate +
arranged +  and alternate +
3 (?) +  and 7 (?) +
entire +, dentate +  and serrate +
toothed +  and entire +
0.95 cm9.5 mm <br />0.0095 m <br /> (1.6 cm16 mm <br />0.016 m <br />) +
puberulent +
1/4 +  and 1/3-1/2 +
ovoid +  and subglobose +
0.8 cm8 mm <br />0.008 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (1 cm10 mm <br />0.01 m <br />) +
1 cm10 mm <br />0.01 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
Flowering spring. +
Beytr. Teut. Forstwiss., +
distinct +
few-to-many +
reduced +
0.48 cm4.8 mm <br />0.0048 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
anastomosing +, branching +  and unbranched +
Endemic +  and Illustrated +
inconspicuous +
distinct +
linear-spatulate +
dark green +, abaxially pale green +  and gray +
glabrous +  and tomentose +
Quercus nana +
Quercus ilicifolia +
Quercus sect. Lobatae +
species +
dark reddish-brown +
0.2 cm2 mm <br />0.002 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
bristle-tipped +
yellowish-brown +  and brown +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
shrub +  and tree +