Dialium indum
Content
Description
Trees, up to 40 m high, dbh up to 1 m; twigs rather slender, grey to dark brown, lenticellate, young parts hairy.
Leaves including petiole (7-) 10-15(-20) cm long; petiolules (3-)4-6(-10) mm long, late glabrescent.
Flowers white.
Sepals 5, ovate-oblong to elliptic, up to 5 by 2.5 mm, minutely hairy inside.
Stamens 2; filaments up to 1.5 mm long; anthers oblongish, 3.5-4.5(-5) mm long, usually opening before anthesis, connective sparsely hairy on both sides.
Panicles terminal, the lower primary branches usually subtended by leaves or in fascicles axillary to fallen leaves, rachis 10- 20 cm long; pedicels 2-6 mm.
Ovary sessile, up to 2 mm long, white hairy; style short, straight to slightly recurved at top.
Fruits globose to ovoid, sometimes slightly compressed, 1.5-2 (-2.5) by 1-1.5 cm; exocarp brittle, hairy but not velvety.
Seeds squarish to reniform, 7-12 by 5 mm, testa light to dark brown, shiny.
Distribution
Asia-Tropical, Southernmost Thailand present, W Malesia present
Southernmost Thailand; Malesia: Western part. W Malesia
Taxonomy
Two varieties can be recognized and identified fairly accurately. There are, however, intermediates.
Citation
Ridley 1922 – In: Fl. Malay Penins.: 622
Whitmore 1972 – In: Tree Fl. Malaya: 260.
Miq. 1855 – In: Fl. Ind. Bat.: 79
Backer & Bakh.f 1964 – In: Fl. Java: 535
Cockb. 1976: Trees Sabah: 167: f. 35.
Ridley 1922 – In: Fl. Malay Penins.: 622
Whitmore 1972 – In: Tree Fl. Malaya: 260.
Ridley 1922 – In: Fl. Malay Penins.: 622