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FOC | Family List | FOC Vol. 15 | Oleaceae | Fraxinus

11. Fraxinus insularis Hemsley in F. B. Forbes & Hemsley, J. Linn. Soc., Bot. 26: 86. 1889.

苦枥木 ku li mu

Fraxinus championii Little; F. floribunda subsp. insularis (Hemsley) S. S. Sun; F. insularis var. henryana (Oliver) Z. Wei; F. retusa Champion ex Bentham; F. retusa var. calcicola C. Y. Wu ex P. Y. Bai; F. retusa var. henryana Oliver; F. taiwaniana Masamune.

Trees 20-30 m. Buds narrowly conical, densely dark-brown tomentose, becoming shiny when dry; branchlets compressed when young. Leaves 10-30 cm; petiole 5-8 cm; leaf axis adaxially plane; leaflets 3-5(-7); petiolule (0.5-)1-1.5 cm; leaflet blade oblong, elliptic-lanceolate, or lanceolate, 6-9(-13) 2-3.5(-4.5) cm, papery becoming lathery, glabrous, base cuneate or blunt, serrate or entire below the middle, apex acute, acuminate, to caudate; primary veins 7-11 on each side of midrib. Panicles terminal or terminal and lateral, 20-30 cm, many flowered. Flowers appearing after leaves. Pedicel filiform, ca. 3 cm. Calyx campanulate, ca. 1 1.5 mm; teeth truncate. Corolla white; lobes spatulate, ca. 2 mm. Stamens longer than corolla lobes. Samara red to brown, long spatulate, 2-4 cm 3.5-4.5 mm; wing decurrent to upper part of nutlet. Fl. Apr-May, fr. Jul-Sep.

Anhui, Fujian, Gansu, Guangdong, Guangxi, Guizhou, Hainan, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Sichuan, Taiwan, Yunnan, Zhejiang [Japan (Kyushu, Okinawa)]


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