Willughbeia angustifolia

Primary tabs

Willughbeia angustifolia


Branchlets glabrous, very rarely minutely puberulent; Leaves: Inflorescence axillary, rarely up to 3 in one leaf axil; Sepals ovate, 0.9-1.8 mm long, lobes 0.5-1 by 0.4-0.7 mm, 1-2.5 times as long as wide, apex obtuse to acuminate, glabrous, ciliate. Stamens inserted at 0.6-1.7 mm from corolla base which is 0.4-0.63 of tube length; Ovary 0.5-0.8 mm high; Fruit globose to ovoid, 1.9-14 by 1.9-14 cm, pale green, yellow, orange or reddish. Seeds 1.2-2.4 by 0.6-1.4 by 0.6-1.1 cm.


Asia-Tropical: Borneo present; India present; Malaya (Peninsular Malaysia present, Singapore present); Maluku (Maluku present); Sumatera (Sumatera present), Buru present, Nicobar Islands present, southern Thailand present
India (Nicobar Islands), Southern Thailand; in Malesia: Sumatra, Peninsular Malaysia, Singapore, Borneo, Moluccas (Buru).


This species is very variable in leaf shape, size and venation. It can readily be distinguished from the other species of Willughbeia by its combination of a small inflated corolla tube and short delicate inflorescence.


Produces a poor quality rubber. The stems can be used for binding and the fruits are edible. The latex can also be used to treat ulcers.


I.M. Turner - in Gard. Bull. Singapore. 1993: 37
Ridl. - in Fl. Malay Penins. 1923: 325
Masam., Enum. Phan. Born. 1942: 626
Posth. - in Leidse Geol. Meded. 1931: 503
Markgr. - in PROSEA. 2000: 133
Hallier - in Jahrb. Hamburg Wiss. Anst. 1900: 144
I.M. Turner - in Gard. Bull. Singapore. 1993: 37
Miq. - in Bull. Inst. Bot. Buitenzorg. 1900: 6
Markgr. - in Blumea. 1973: 414
Coode et al., Checklist Pl. Brunei. 1996: 29
K. Heyne, Nutt. Pl. Ned.-Ind.,, ed. 2. 1927: 1272
Boerl. - in Handl. Fl. Ned. Ind. 1899: 392
D.J. Middleton - in Fl. Thailand. 1999: 19
King & Gamble - in J. Asiat. Soc. Bengal. 1907: 398
I.M. Turner - in Gard. Bull. Singapore. 1997: 130
Markgr. - in Blumea. 1973: 409
D.J. Middleton - in Blumea. 1993: 4
Tsiang - in Sunyatsenia. 1934: 94