Articles

Croton griffithii Hook.f.

Croton griffithii Hook.f.

Family

Euphorbiaceae

Synonyms

None

Vernacular Names

Malaysia Tapin batu, melokan ayer, kemesak (Peninsular).
Indonesia Tumpung (Malay).

Geographical Distributions

Croton griffithi is occurs in lower Thailand, Peninsular Malaysia and Borneo.

 

Description

C.griffithii is a small tree that can reach up to measure 12 m tall.

The leaves are elliptical to obovate in shape, measuring about 10-27 cm x 5-12 cm, drying clear orange-brown, dark brown or grey-brown in colour, obtuse to attenuate base, obtuse to mucronate apex and with entire to obscurely serrate margin. The lower surface is nearly hairless or weakly hairy near the midrib.

The inflorescence is hairless to sparsely lepidote. The flowers are solitary while sepals are apically bearded. The flowers are staminate and with 8-15 stamens. The pistillate flowers are with 5 large disk glands. The ovary is 3-lobed depressed, stellately hairy and white with scales.

The fruit is a 3-lobed depressed capsule,with a size is measure about 1 cm in diametre, sparsely lepidote and smooth.

 

Ecology / Cultivation

C. griffithii is found in primary submontane forest on brown sandy soil, limestone or heavy loam over limestone, up to 1050 m altitude.

 

Line Drawing / Photograph

Croton_griffithii

References

    1. Plant Resources of South-East Asia No. 12 (2): Medicinal and poisonous plants.