Erycibe malaccensis C B Clarke

[From Greek, erusibe = mildew and from Latin, malaccensis = from Malacca]

Physical description: It is a climber of the lowland rainforest of Malaysia and Indonesia. Leaves: simple, without stipules, and large. The petiole is 5 mm long and pubescent. The blade is 7cm-8cm x 3cm, elliptic-oblong, shortly acuminate, tapering base, papery and shows 5-6 pairs of secondary nerves. The

Common name: Akarserawan jantan (Malay).

Uses: In Malaysia, a paste of leaves is used to soothe sores and to assuage headache. The pharmacological potential of this plant is unknown. Baogongteng A, characterized from Erycibe obtusifolia Benth., is a cholinergic tropane alkaloid used clinically to cause myosis in China (Ding WG etal., 1993).

inflorescences are axillary, pubescent and 5-6-flowered cymes. The calyx comprises of 5 sepals which are orbicular, leathery and hairy. The corolla is 7 mm long and white. The andrecium consists of 5 stamens which are short, included and adnate to the throat. The ovary is globose, 1-celled and contains Fig. 292. Erycibe malaccensis C. B. Clarke. 4 ovules. The stigma is large and sessile.

The fruits are ellipsoid, orange ripening-purple drupes (Fig. 292). References

Ding WG, et al. (1993) Yao Hsueh Hsueh Pao 28(4): 302-306. Hsu HY, etal. (1998) JEthnopharmacol62(2): 101-105.

Warning: Caution must be taken as the toxic effects of this plant are unknown. Intraperitonneal injection of Erycibe obtusifolia Benth. to mice is followed shortly by death (Hsu HY etal., 1998).

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