Dysoxylum densiflorum (Blume) Miq., Ann. Mus. Bot. Lugd. Bat. 4 (1868)
Latin for 'densely flowered'.
Alliaria densiflora (Blume) Kuntze
Alliaria griffithii Kuntze
Alliaria trichostyla (Miq.) Kuntze
Dysoxylum densiflorum var. minus Koord. & Valet.
Dysoxylum elmeri Merr.
Dysoxylum griffithii Hiern
Dysoxylum trichostylum Miq.
Dysoxylum trichostylum var. glabrum Miq.
Dysoxylum trichostylum var. pubescens Miq.
Epicharis altissima Blume
Epicharis densiflora Blume
Epicharis glabra Blume ex Miq.
Guarea densiflora (Blume) Spreng.
Hartighsea ramiflora Griff.
Emergent tree up to 51 m tall and 123 cm dbh. Stipules absent. Leaves
alternate, compound, leaflets penni-veined, hairy to glabrous. Flowers ca. 13 mm
diameter, white-yellowish, placed in racemes on the twigs. Fruits ca. 30 mm
diameter, grey-yellow-brown, capsules. Seeds partly covered by white aril.
Tree to 30(-51) m with clear bole to 13 m and 123 cm diam. Buttresses to 3.5 m tall,
forming plankroots to 5 m long at base. Bark grey-green, smooth and lenticellate to
fissured or flaking, the +/- rectangular flakes leaving brown patches; inner bark thin,
fibrous and pinkish, red mottled, creamy yellow within; sapwood straw. Leafy twigs
6-8 mm diam., grey-brown with prominent cicatrices and sometimes white latex. Apical
buds with fist-shaped young leaves. Leaves to 1.5 m, in dense terminal spirals,
imparipinnate, 5-8-jugate; petiole 6-11 cm, terete to grooved adaxially proximally,
swollen somewhat at base, +/- finely pubescent; rachis 2-4 mm diam., terete, +/- pubescent.
Leaflets 14-20 by 5-8 cm, opposite to subopposite, shiny midgreen adaxially,
paler abaxially, the apical one elliptic-ovate to -obovate, symmetrical, the
laterals elliptic-ovate, the most proximal ovate and smallest, apices acuminate, bases
obtuse to subcordate (to cuneate in apical leaflet), markedly asymmetric especially in
most proximal leaflets, +/- pubescent abaxially, sometimes conspicuously brown-pubescent,
venation brochidodrome, costae c. 14 on each side, arcuate, drying paler
adaxially, prominent and pubescent abaxially; petiolule 1-4(-6) mm (-12 mm in apical
leaflet). Racemes or narrow thyrses to 10 cm long, solitary or fasciculate in axils
or on twigs, sericeous; bracts c. 2 mm long, triangular, pubescent. Flowers sometimes
in sessile cymules, hyacinth-scented. Pedicels 2-3 mm, pubescent. Calyx c. 2.5
mm long, campanulate, adpressed pubescent, deeply 4-lobed, lobes acute. Petals 4,
c. 8-11 mm long, linear-oblong, acute, imbricate, sparsely hairy without, white. Staminal
tube subglabrous without, pilose within, conspicuously 8- (or 9-)striate, white,
the margin 8-lobed, lobes subtruncate, emarginate or erose; anthers 8 (or 9), c. 1 mm
long, oblong-ovate, alternating with lobes. Disk 3-4 mm tall, glabrous or sparsely
hairy within, margin irregularly lobed. Ovary (3- or) 4-locular, adpressed pubescent;
style adpressed pubescent; stylehead discoid, yellow. Infructescence to 10 cm or fruits
solitary, rachis to 9 mm diam. Capsule to 4 cm long, 2 cm diam., pyriform to fusiform,
(3- or) 4-valved, silky grey-green hairy; pericarp soft, with white latex. Seeds
2-4, testa black, partially enveloped in a white hilar (?) aril; the cotyledons green.
[from Flora Malesiana]
In undisturbed mixed dipterocarp and sub-montane forests up to 1700 m
altitude. Usually on alluvial sites along rivers and streams. On sandy to clay
soils, but also on limestone.
The timber is locally used.
From southern China into Burma, Thailand, Peninsular Malaysia, Sumatra, Java,
Lesser Sunda Islands, Borneo, Philippines, Celebes.
Borneo: Humbi, Jolurut, Langsat-langsat, Mengkuang, Segera.
Java: Kedujo (C Java), Kapinango, Maranginan, Pingku (Sund.), Kraminan.
Madura: Tjempaga, tjempogo, Tjepaga.