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FOC | Family List | FOC Vol. 13 | Araliaceae

20. Heteropanax Seemann, Fl. Vit. 114. 1866.

幌伞枫属 huang san feng shu

Shrubs or trees, evergreen, andromonoecious, unarmed, stellate pubescent. Leaves 2-5-pinnately compound, margins entire; stipules inconspicuous. Inflorescence a terminal panicle of umbels, peduncles with a terminal umbel of bisexual flowers and usually 1 to several lateral umbels of male flowers; bracts and bracteoles persistent. Pedicels not articulate below ovary. Calyx rim minutely dentate. Petals 5, valvate. Stamens 5. Ovary 2-carpellate; styles 2, free or united to middle. Fruit a drupe, laterally compressed. Seed compressed, endosperm ruminate.

About eight species: S and SE Asia; six species (two endemic) in China.

1 Fruit subglobose to weakly compressed laterally, 2-4 mm thick at maturity; leaves 3-5-pinnately compound   (2)
+ Fruit strongly compressed laterally, 1-1.5 mm thick at maturity; leaves 2-5-pinnately compound   (3)
2 (1) Styles connate to above middle, free arms divergent in fruit; leaflets narrowly elliptic, apex long acuminate to caudate.   1 H. hainanensis
+ Styles divided to base, free arms strongly recurved in fruit; leaflets elliptic (rarely narrowly elliptic), apex acute to shortly acuminate.   2 H. fragrans
3 (1) Pedicels 1.5-3.5(-4) mm in fruit   (4)
+ Pedicels 4-10 mm in fruit   (5)
4 (3) Leaves 2-pinnately compound, leaflets orbicular to ovate, base rounded.   3 H. yunnanensis
+ Leaves 3-5-pinnately compound, leaflets elliptic to narrowly elliptic, base narrowly acute to acuminate.   4 H. brevipedicellatus
5 (3) Leaves 2-pinnately compound, leaflets leathery, 8-11 × 3-6 cm.   5 H. nitentifolius
+ Leaves 3-5-pinnately compound, leaflets papery, 2-6 × 0.8-2 cm.   6 H. chinensis

Lower Taxa


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