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FOC | Family List | FOC Vol. 9 | Hamamelidaceae

4. SEMILIQUIDAMBAR H. T. Chang, Acta Sci. Nat. Univ. Sunyatseni. 1962(1): 35. 1962.

半枫荷属 ban feng he shu

Trees deciduous or evergreen, up to 30 m tall. Leaves aggregated at shoot apex, petiolate; stipules linear, caducous, leaving small scars; leaf blade usually ovate or elliptic, usually at least some 3-lobed, leathery, margin glandular-serrate, 3-veined. Plants monoecious. Male inflorescence a compound spike, terminal. Female inflorescences capitate, solitary in leaf axils, long pedunculate. Flowers unisexual. Sepals and petals absent. Male flowers: stamens many; filaments very short, anther thecae 2-sporangiate, dehiscence pattern uncertain. Female flowers: floral cup adnate to ovary; staminodes (also interpreted as carpellodes) linear, short, persistent, or absent. Ovary semi-inferior; ovules many, axile; styles oblique, usually coiled backwards; stigmas papillose. Infructescences semiglobose with truncate base. Capsules woody, dehiscing by two 2-lobed valves, styles and floral cups persistent. Seeds many, minute, angular, most of them sterile.

Three species.

1 Leaves monomorphic, undivided, ovate, apex caudate-acuminate.   3 S. caudata
+ Leaves dimorphic, leaf blade undivided or divided, apex acute or acuminate.   (2)
2 (1) Leaves firmly leathery, petiole stout; staminode teeth more than 2 mm in fruit.   1 S. cathayensis
+ Leaves thin leathery, petiole slender; staminode teeth less than 2 mm in fruit.   2 S. chingii

Lower Taxa


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