Botanical Survey of India | Flora of India

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Trees, rarely shrubs; plants dioecious, rarely polygamous. Leaves simple, alternate, entire, petiolate. Panicles terminal or axillary. Flowers small, unisexual, rarely bisexual; male flowers smaller than the female or bisexual flowers. Calyx 5-lobed caducous, imbricate. Petals 5, imbricate. Stamens 5; filaments subulate, glabrous. Disc broad, 5-lobed. Carpels 3, syncarpous; ovary superior or semi inferior, 1-loculed, 1-ovuled; styles 3, divergent, pubescent at base; stigma clavate. Drupes laterally compressed, seated on a fleshy hypocarp made up of accrescent disc and calyx base.

Tropical South East Asia, Australia, Micronesia, New Caledonia, Fiji; ca 60 species, 7 in India.


1a. Leaves auricled at base 2. Semearpus auriculata
b. Leaves not auricled at base 2
2a. Leaves subpandurifonn 6. Semecarpus subpanduriformis
b. Leaves not as above 3
3a. Branches and leaves rusty tomentose or pubescent 4
b. Branches and leaves glabrous 5
4a. Leaves obovate-oblong, apex rounded 1. Semecarpus anacardium
b. Leaves oblanceolate-oblong. apex shortly acuminate 4. Semecarpus kurzii
5a. Panicles pubescent; leaf apex acuminate 5. Semecarpus prainii
b. Panicles glabrous; leaf apex obtuse 6
6a. Leaves 13-24 x 6-12 cm; petioles 3-5 cm long 7. Semecarpus travancorica
b. Leaves (25-) 45-100 x (6-) 15-22 cm; petioles 5-10 cm long 3. Semecarpus kathalekanensis

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