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Fraxinus L.

Protologue: Sp. Pl. 2: 1057 (1753)

Type species: Fraxinus excelsior L.

Synonyms: Apilia (F. anomala), Aplilia, Calycomelia, Fraxinoides, Leptalix, Mannaphorus, Meliopsis, Ornanthes, Ornus, Petlomelia, Samarpsea

Distribution: In temperate and subtropical regions of the Northern Hemisphere

Number of species: 48

Description (from Flora of China): Trees or rarely shrubs, deciduous or rarely evergreen. Leaves odd-pinnate, opposite or rarely whorled at branch apices; petiole and petiolule often basally thickened. Inflorescences terminal or axillary toward end of branches, or lateral on branches of previous year, paniculate; bracts linear to lanceolate, caducous or absent. Flowers small, unisexual, bisexual, or polygamous. Calyx 4-toothed or irregularly lobed, sometimes absent. Corolla white to yellowish, 4-lobed, divided to base or absent. Stamens 2, inserted at base of corolla lobes; filaments short, exserted at anthesis. Ovules 2 in each locule, pendulous. Style short; stigma ± 2-cleft. Fruit a samara with apically elongated wing. Seeds usually 1, ovate-oblong; endosperm fleshy; radicle erect.

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Maintained by Eva Wallander | Last updated: 2014-06-21