目前为止，中国西南野生生物种质资源库共保藏该物种: 种子20份; DNA材料23份; DNA2份;

• 科:马鞭草科    Verbenaceae
• 属:紫珠属    Callicarpa
• 种:木紫珠   Callicarpa arborea

2. Callicarpa arborea Roxburgh, Fl. Ind. 1: 405. 1820. 木紫珠 mu zi zhu Trees ca. 8 m tall; branchlets, inflorescences, and petioles densely tomentose, hairs stellate or verticillately branched. Leaf blade elliptic, oblong-elliptic, or ovate, 13-37 X 7-13 cm, leathery, abaxially densely yellow-brown stellate tomentose, adaxially dark green and shiny, base cuneate to rounded, margin entire. Cymes 6-11 cm across; peduncle 4-angled, longer than petioles. Calyx cup-shaped, truncate or nearly so, outside densely gray stellate tomentose. Corolla purple, ca. 3 mm. Stamens much longer than corolla. Ovary densely stellate tomentose. Fruit purple-brown, ca. 2 mm in diam. Fl. May-Jul, fr. Aug-Dec.Mixed forests on mountain slopes; 1000-2500 m. Guangxi, SE Xizang, S Yunnan [Bangladesh, Bhutan, Cambodia, India, Indonesia, Laos, Malaysia, Myanmar, Nepal, Thailand, Vietnam].【引自：Flora of China】

乔木，高约8米；幼枝四棱形，与花序、叶柄都密生黄褐色粉状分枝茸毛。叶片革质，椭圆形或长椭圆形，长13-37厘米，宽7-13厘米，顶端渐尖，基部楔形、宽楔形或钝圆，通常全缘，表面深绿色有光泽，幼时有毛，老后脱落，背面密生黄褐色星状茸毛，侧脉8-10对，主脉、侧脉和细脉在叶背隆起；叶柄粗壮，上面有沟槽，长3-6-（9）厘米。聚伞花序宽6-11厘米，6-8次分歧；花序梗四棱形，长于或等于叶柄，花柄长约1.5毫米；苞片细小，线形；花萼杯状，萼齿钝三角形或不明显，外面密生灰白色星状茸毛；花冠紫色或淡紫色，被细毛，长约3毫米；雄蕊伸出花冠外，花药细小，卵圆形，药室纵裂；子房圆球形，密生星状毛。果实径约2毫米，成熟时紫褐色，干后变黑色。花期5-7月，果期8-12月。 【引自：中国植物志】