Artocarpus treculianus (PROSEA)

Plant Resources of South-East Asia Introduction

List of species

Artocarpus treculianus Elmer

Protologue: Leafl. Philipp. Bot. 2: 617 (1909).

Synonyms

• Artocarpus nigrescens Elmer (1909),
• Artocarpus ovatifolia Merr. (1914),
• Artocarpus sorsogonensis Elmer ex Merr. (1923).

Vernacular names

• Philippines: tugup, togop (Bisaya), pakak (Ibanag).

Distribution

The Philippines.

Uses

The wood is used as keledang, e.g. for flooring, and regarded as valuable; it is termite resistant. The latex is used in turpentine and paint. The fruit is edible.

Observations

• A medium-sized, sometimes fairly large, evergreen tree up to 20(-40) m tall, bole up to 100 cm in diameter, with small buttresses.
• Leaves elliptical or ovate to rhomboid, base cuneate to rounded, entire to pinnatifid with 1-3 pairs of lateral lobes, glabrous above, the main veins appressed puberulent below, with 9-12 pairs of secondary veins, stipules amplexicaul.
• Male head cylindrical, c. 7 mm across, on a 12-27 mm long peduncle; styles in female head bifid.
• Syncarp ellipsoid to cylindrical, up to 5 cm across, with fleshy, cylindrical, obtuse processes, rough from the acute and deflexed tips of inflated hairs.

A. treculianus occurs in lowland forest in regions with a rainfall of at least 1500 mm and a short or no dry season.

Selected sources

262, 544, 620.

Main genus page

• Artocarpus (PROSEA Timbers)

Authors

M.S.M. Sosef (selection of species)