Glochidion (PROSEA Dyes and tannins)

Plant Resources of South-East Asia Introduction

List of species

Glochidion Forster & Forster f.

Family: Euphorbiaceae

Major species and synonyms

Glochidion brunneum Hook.f., synonym:

• G. goniocarpum Hook.f.

Glochidion glomerulatum (Miq.) Boerl., synonyms:

• G. wallichianum Muell. Arg.,
• G. desmocarpum Hook.f.

Glochidion sumatranum Miq., synonyms:

• G. perakense Hook.f.,
• G. zeylanicum A. Juss. var. malayanum J.J. Smith.

Glochidion velutinum Wight.

Vernacular names

G. brunneum:

• Malaysia: ubah merah, ranang, kenidai paya.

G. glomerulatum:

• Malaysia: ubah hitam, sebasah, samak serai
• Thailand: rot nam (Surat Thani).

G. sumatranum:

• Indonesia: kejel (general), mareme (Sundanese), dempul (Javanese)
• Malaysia: telungoh
• Thailand: chum set, phung muu (Chumphon), man puu (Nakhon Si Thammarat).

G. velutinum:

• Thailand: rak nam (peninsular), an (Chiang Rai).

Distribution

• G. brunneum: Peninsular Malaysia, Sumatra, Borneo, Natuna Islands, Kai Islands.

• G. glomerulatum: Thailand, Indo-China, Peninsular Malaysia, Sumatra, Bangka, Borneo, Java.

• G. sumatranum: Thailand, throughout Malesia to the Bismarck Archipelago and northern Australia.

• G. velutinum: Nepal, India, Burma, Thailand.

Uses

The bark is used for tanning. The wood is little used, sometimes for rafters and as fuel.

Observations

Shrubs or small trees up to 15 m, but usually much less. Other species of this large genus are fairly large trees used for timber. The species treated here differ from each other especially in the shape and size of fruits, style and inflorescences. In many places commonly found in lowland marshland; also in secondary forests and in open country.

Selected sources

2, 3, 4, 5, 7, 12, 13, 20, 22, 42, 52.