Difference between revisions of "Quercus pagoda"
Alsogr. Amer., 23. 1838.
imported>Volume Importer |
(No difference)
|
Latest revision as of 08:30, 30 July 2020
Trees, deciduous, to 40 m. Bark nearly black with narrow and noticeably flaky ridges, often resembling that of wild black cherry, inner bark orange. Twigs yellowish-brown, 2-3.5 mm diam., pubescent. Terminal buds light reddish-brown, ovoid, 4-9 mm, strongly 5-angled in cross-section, puberulent throughout. Leaves: petiole 20-50 mm, glabrate or pubescent. Leaf-blade ovate to elliptic or obovate, 90-300 × 60-160 mm, base cuneate to rounded or truncate, margins with 5-11 lobes and 10-25 awns, lobes oblong, rarely falcate, terminal lobe rarely exceeding lateral lobes in length, apex acute; surfaces abaxially pale, tomentose, adaxially glossy, glabrous, secondary-veins raised on both surfaces. Acorns biennial; cup saucer-shaped to cupshaped, 3-7 mm high × 10-18 mm wide, covering 1/3-1/2 nut, outer surface puberulent, inner surface pubescent, scale tips tightly appressed, acute; nut subglobose, 9-15 × 8-16 mm, often striate, puberulent, scar diam. 5-9 mm.
Phenology: Flowering spring.
Habitat: Poorly drained bottoms and mesic slopes
Elevation: 0-300 m
Distribution
Ala., Ark., Fla., Ga., Ill., Ind., Ky., La., Miss., Mo., N.C., Okla., S.C., Tenn., Tex., Va.
Discussion
Quercus pagoda is often treated as a variety of Q. falcata; it is quite distinctive, however, both morphologically and ecologically (S. A. Ware 1967; R. J. Jensen 1989).
This species reportedly hybridizes with Q. falcata and Q. phellos (D. M. Hunt 1989).
Selected References
None.