Encyclopedia of Life · EOL (see source)
Species
EndangeredSPECIES
- KingdomPlantae
- PhylumTracheophyta
- ClassMagnoliopsida
- OrderFagales
- FamilyFagaceae
Trees , to 20 m. Twigs branching at 45° angles, reddish brown, 3-4 mm diam., somewhat rigid, densely tomentose, persistent into 2d year. Terminal buds conic, 7-10 mm, scales brown with ciliate margins. Leaves: petiole 3-10 mm, rusty-villous, flattened adaxially. Leaf blade wavy or distinctly concave, oblong-lanceolate or elliptic, acuminate, (30-)70-10(-120) × 25-40 mm, leathery and brittle, base obtuse to cordate, secondary veins 8-10(-12) pairs, branching at 45-50° angles, strongly pinnate, raised abaxially, often sunken adaxially, margins often strongly revolute, with slightly thickened cell walls, entire or crenate to dentate with mucronate teeth, apex rounded or acute, mucronate; surfaces abaxially densely tomentose with whitish nonglandular hairs, midrib pilose, adaxially glossy dark green, sparsely pubescent. Acorns solitary or rarely paired; cup shallowly cup-shaped, 4-8 mm deep × 15-30 mm wide, scales laterally connate, appressed, deeply imbedded in tomentum, with only thin, brown, elongated apices visible, tuberculate, densely whitish brown tomentose throughout; nut ovoid, 20-30 × 15-20 mm, apex rounded.
via GBIF · IUCN · Kew POWO
Museum specimens
- Specimen records
- 772
- With media
- 410
- Family
- Fagaceae
- Collections
- CAS, CHSC, CIBNOR, DAV
- Recorded in
- United States, Mexico
Wikidata facts
- Image
- Island Oak in Santa Rosa Island.jpg
Show 4 more facts
- Commons category
- Quercus tomentella
- taxon name
- Quercus tomentella
- taxon common name
- Island Oak
- short name
- Q. tomentella
Sources (1)
via Wikidata · CC0