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FOC | Family List | FOC Vol. 15 | Styracaceae | Alniphyllum

2. Alniphyllum pterospermum Matsumura, Bot. Mag. (Tokyo). 15: 67. 1901.

台湾赤杨叶 tai wan chi yang ye

Trees to 15 m tall. Trunk 30--50 cm d.b.h., straight. Branchlets densely brown stellate pubescent or glabrous. Petiole 1--1.2 cm; leaf blade ovate to ovate-lanceolate, sometimes elliptic-lanceolate, 10--15 X 4--5 cm, membranous to leathery, gray stellate pubescent, abaxially slightly denser, base cuneate to broadly cuneate, margin remotely serrate, apex acuminate, secondary veins 9--11 pairs, tertiary veins reticulate. Panicles axillary in apical part of branchlets, 10--15-flowered, ca. 8 cm. Pedicel ca. 4 mm. Flowers 1.3--1.6 cm. Calyx ca. 6 mm, stellate pubescent, teeth lanceolate. Corolla lobes oblong, ca. 13 X 5 mm, apex rounded. Filament tube ca. 8 mm. Style ca. 1.8 mm. Fruit oblong to long-ellipsoid, ca. 1.2 cm. Seeds narrowly oblong, 5--7 mm. Fl. Apr-May, fr. Aug-Sep.

* Sparse forests; ca. 700 m. Taiwan.


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