乔木，高达30米。小枝粗壮，圆柱形，粗6—11毫米，具明显叶痕及花序梗痕，被锈褐色短绒毛，褐色。叶革质或薄革质，聚生枝顶，倒卵状披针形、提琴形、倒卵形至倒卵状椭圆形，长（14—）18—30（—45）厘米，宽6—11（—16）厘米，先端突尖、圆形或微凹，自2/3向基部渐狭，基部楔形，边缘具浅的疏钝齿，叶表面仅沿中脉被极短柔毛，下面沿中脉被极疏柔毛；侧脉16—18，上面中脉、侧脉平，网脉明显，下面中脉、侧脉及网脉均隆起；叶柄顶端曲膝状，长1—2.6厘米，粗3毫米，上面平坦，下面圆形，初被锈黄色毛，后变秃净。总状花序着生于脱落叶及生长叶的腋部，密集，长4—12厘米，花大，有花约8—10朵；花芽、花梗及花序梗密被锈色绒毛，花梗长9—18毫米；花芽长圆形，先端急尖，基部圆形，长10—14毫米；萼片5—6，长11.5—14.5毫米，外面被毛，里面无毛；花瓣5—6，长13—15毫米，宽8毫米，先端撕裂至1/5左右，小裂片15—20，外面密被锈黄色绒毛，里面被绒毛，边缘具睫毛；雄蕊45—51，花药长3.5—4毫米，先端有长4—4.5毫米的芒，花丝长2—2.5毫米；花盘腺体5裂，小，每裂2裂，被毛；子房密被绒毛，2室，每室胚珠多数，花柱上部无毛，比雄蕊稍长。核果椭球形，长约3.5厘米，径2—2.5厘米，外果皮被绒毛，内果皮表面具明显的瘤状突起，核扁，具两条明显的边，1室，1种子。花期3月，果期5—8月。
产景洪、勐腊、金平，生海拔500—800米的沟谷、箐沟常绿阔叶林中；广东、海南有分布。印度、缅甸、孟加拉、泰国、马来半岛也有。
Trees to 30 m tall, to 2 m d.b.h. Bark gray; branchlets robust, 6-12 mm in diam., rust-brown puberulent, with conspicuous leaf and infructescence scars. Leaves fascicled or clustered at twig apices; petiole 1-2.6 cm, rust-colored puberulent at first, glabrescent, swollen at base; leaf blade obovate-lanceolate, obovate, or obovate-elliptic, (14-)18-30(-45) × 6-11(-16) cm, leathery or thinly so, abaxially very sparsely pilose on midvein, adaxially puberulent on midvein only, lateral veins 16-18 per side, prominently raised abaxially, prominent adaxially, veinlets prominently raised abaxially, conspicuous adaxially, base cuneate, margin sparsely shallowly crenate, apex shortly acute, rounded, or emarginate. Racemes in axils of fallen and current leaves, dense, 4-12 cm, 8-10-flowered; peduncles rust-colored tomentose. Pedicel 0.9-1.8 cm, rust-colored tomentose. Flowers large; buds 1-1.4 cm. Sepals 5 or 6, 1.2-1.5 cm, abaxially pubescent, adaxially glabrous. Petals 5 or 6, 1.3-1.5 cm × ca. 8 mm, laciniate; lobes 15-20, abaxially densely rust-colored tomentose, adaxially tomentose, margin ciliate. Stamens 45-51; filaments 2-2.5 mm; anthers 3.5-4 mm, with awn 4-4.5 mm. Disk 5-lobed, pubescent. Ovary tomentose, 2-loculed; ovules numerous in each locule; style slightly longer than stamens, pubescent in lower part. Drupe ellipsoid, ca. 3.5 × 2-2.5 cm, tomentose; endocarp conspicuously verrucate, 1-loculed. Seed 1. Fl. Mar, fr. May-Aug.
Evergreen forests in valleys; 500-800 m. Hainan, S Yunnan [India, Malaysia, Myanmar, Thailand].
This species was misidentified in FRPS (49(1): 10. 1989) as Elaeocarpus apiculatus Masters.
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