Pasania taitoensis

台東石櫟

Pasania taitoensis (Hayata) Liao

名彙資訊

特徵描述

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Liao, The Taxonomic Revisions of the Family Fagaceae in Taiwan 159. 1991. (Taxon. Revis. Fam. Fagaceae Taiwan, 台灣殼斗科植物學名訂正)

同發表文獻

Quercus taitoensis Hayata

Hayata, Materials for a flora of Formosa 297. 1911. (Mat. Fl. Formos.)
Synaedrys taitoensis (Hayata) Koidz.

Koidz., The Botanical magazine, Tokyo 30: 198. 1916. (Bot. Mag. Tokyo, 植物學雜誌)
Lithocarpus taitoensis (Hayata) Hayata

Hayata, General Index to the Flora of Formosa 72. 1917. (Gen. Ind. Fl. Formos., 台灣植物總名錄)
Pasania glabra (Thunb. ex Murray) Oerst.

Li, Woody Flora of Taiwan 91. 1963. pro. parte. (Woody Fl. Taiwan)

無

tree

Evergreen trees; branches gray, branchlets adpressed gray-pubescent.
Leaves alternate, obovate-oblong to long-elliptic, 9–14 cm long, 3–4 cm broad, coriaceous, entire, rarely obscurely repand, somewhat revolute, acuminate at apex, acute at base, attenuate, polish and pale brown when dry, somewhat depressed-pubescent beneath, lateral veins ca. 8–10 pairs, sulcate above, prominent beneath; petioles 1.5–3 cm long.
Inflorescence a spike, erect, 11 cm long; staminate flowers 4–5-clustered; perianth 6-parted, 1 mm long, ovate, pilose outside, thin-pubescent and turning red inside; stamens 12; reduced ovary depressed-globose, with dense tufts of long weak hairs at the tip. Pistillate flowers 4–5 clustered; perianth 6-parted; style 3-divided.
Cupsules dish-shaped, 4 mm long, 9 mm across; nut 1, ovoid to ellipsoid, 1.5 cm long, 1.2 cm across.

台灣 : usually in the central mountains at altitudes of 1,600–2,600 m at Yuili, Hualien, and about 650 m at Lienhuachih, Nantou.
世界 : Distributed in mainland China (E, S & SE).