Aphanamixis polystachya (Wall.) R.N.Parker, Ind. For. 57 (1931)
Latin for 'with many spikes', referring to the inflorescences.

Synonyms
Aglaia aphanamixis Pellegr., Aglaia aphanamixis var. frutescens (C.DC.) Pellegr., Aglaia beddomei (Kosterm.) Jain & Gaur, Aglaia cochinchinensis (Pierre) Pellegr., Aglaia janowskyi Harms, Aglaia polystachya Wall. in Roxb., Alliaria cuneata (Hiern) Kuntze, Amoora amboinensis Miq., Amoora aphanamixis Schultes & Schultes, Amoora aphanamixis var. pubescens Miq., Amoora beddomei Kosterm., Amoora cumingiana C.DC in DC., Amoora elmeri Merr., Amoora grandifolia (Blume) Walp., Amoora grandifolia var. pubescens (Miq.) C.DC., Amoora janowskyi (Harms) Kosterm., Amoora lauterbachii (Harms) C.DC., Amoora macrocalyx (Harms) C.DC., Amoora macrophylla Nimmo, Amoora megalophylla C.DC., Amoora megalophylla var. frutescens C.DC., Amoora myrmecophila Warb., Amoora perrotetiana (A.Juss.) Steud., Amoora polillensis Robins., Amoora polystachya (Wall.) Wight & Arn. ex Steud., Amoora rohituka (Roxb.) Wight & Arn. in Wight, Amoora sogerensis Baker.f., Amoora timorensis (A.Juss.) Wight & Arn. ex Steud., Andersonia rohituka Roxb., Aphanamixis agusanensis Elmer, Aphanamixis amboinensis (Miq.) Harms, Aphanamixis apoensis Elmer, Aphanamixis blumei Span., Aphanamixis cochinchinensis Pierre, Aphanamixis coriacea Merr., Aphanamixis cumingiana (C.DC.) Harms in Engl. & Prantl, Aphanamixis davaoensis Elmer, Aphanamixis elmeri (Merr.) Merr., Aphanamixis grandifolia Blume, Aphanamixis lauterbachii Harms in K.Schum. & Laut., Aphanamixis macrocalyx Harms in K.Schum. & Laut., Aphanamixis myrmecophila (Warb.) Harms in Engl. & Prantl, Aphanamixis obliquifolia Elmer, Aphanamixis perrotetiana A.Juss., Aphanamixis pinatubensis Elmer, Aphanamixis polillensis (Robins.) Merr., Aphanamixis rohituka (Roxb.) Pierre, Aphanamixis schlechteri Harms in Engl. & Prantl, Aphanamixis sinensis How & Chen, Aphanamixis timorensis A.Juss., Aphanamixis tripetala (Blanco) Merr., Aphanamixis velutina Elmer, Buchanania spicata Roxb. ex Wall., Cabralea richardiana C.DC. in Mart., Chuniodendron spicatum Hu, Chuniodendron yunnanense Hu, Dysoxylum cauliflorum var. elongatum Ridl., Dysoxylum cuneatum Hiern in Hook.f., Dysoxylum spiciflorum Zipp. ex Span., Epicharis cuneata (Hiern) Harms, Guarea amaris Buch.-Ham., Lansium montanum Rumph., Meliacea wightiana Wall., Piper hyalinum Reinw. ex Miq., Ricinocarpodendron cumingiana (C.DC.) Mabb., Ricinocarpodendron polystachyum (Wall.) Mabb., Sphaerosacme polystachia Wall., Sphaerosacme spicata Wall., Trichilia tripetala Blanco

Description
Mid-canopy tree up to 32 m tall and 37 cm dbh. Stipules absent. Leaves alternate, compound, leaflets penni-veined, glabrous. Flowers ca. 5 mm diameter, yellow, placed in panicles. Fruits ca. 25 mm diameter, pink-red-purplish, capsules. Seeds with orange-red aril.

Ecology
In undisturbed mixed dipterocarp and coastal forests up to 700 m altitude. Usually on hillsides and ridges with sandy to clay soils. Also on limestone. In secondary forests usually present as a pre-disturbance remnant.

Uses
The wood is used for construction purposes. The bark is used medicinally against rheumatism. Mashed leaves in water solution are effective antifeedants, able to protect crops against insect herbivory.  Oil for making soap is extracted from the seeds.

Distribution
Tropical Asia and Pacific. In Borneo collected in Sarawak, Brunei, Sabah, Central- and East-Kalimantan. Cultivated in the Neotropics and under glass in Europe.

Local names in Borneo
Lantupak, Segera.