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4份; DNA材料15份; DNA2份;

• 科:木兰科    Magnoliaceae
• 属:长蕊木兰属    Alcimandra
• 种:长蕊木兰   Alcimandra cathcartii

1. Alcimandra cathcartii (J. D. Hooker & Thomson) Dandy, Bull. Misc. Inform. Kew. 1927: 260. 1927. 长蕊木兰 chang rui mu lan Michelia cathcartii J. D. Hooker & Thomson, Fl. Ind. 1: 79. 1855; Magnolia cathcartii (J. D. Hooker & Thomson) Nooteboom.Trees, to 50 m tall, to 50 cm d.b.h. Young twigs pubescent; terminal vegetative buds long conic, white villous. Petiole 1.5-2 cm, without a stipular scar; leaf blade ovate to elliptic-ovate, 8-18 cm, leathery, base rounded to broadly cuneate, adaxially glossy, secondary veins 12-15 on each side of midvein, slender, and ends inconspicuously netted with dense reticulate veins. Spathaceous bract green, just basal to tepals. Peduncle ca. 1.5 cm. Tepals 9, white, with pellucid glands, ca. 9-veined; outer 3 tepals oblong, 5.5-6 × 2-2.2 cm; tepals of inner 2 whorls obovate-elliptic, slightly shorter and smaller than outer ones. Stamens ca. 4 cm; connective exserted and forming a mucro; anthers ca. 2.8 cm. Gynophore ca. 1 cm; gynoecium cylindric, ca. 2 × 0.3 cm; carpels ca. 30. Fruit 3.5-4 cm; mature carpels compressed globose, white lenticellate. Fl. May, fr. Aug-Sep. 2n = 38.Evergreen broad-leaved forests; 1800-2700 m. SE Xizang, S and W Yunnan [Bhutan, India (Assam, Sikkim), Myanmar, Vietnam].【引自：Flora of China】

乔木，高达50米，胸径达50米；嫩枝被柔毛；顶芽长锥形，被白色长毛。叶革质，卵形或椭圆状卵形，长8-14厘米，先端渐尖或尾状渐尖，基部圆或阔楔形，上面有光泽，侧脉每边12-15条，纤细，末端与密致的网脉网结而不明显，叶柄长1.5-2厘米，无托叶痕。花白色，佛焰苞状苞片绿色，紧接花被片，花梗长约1.5厘米；花被片9，有透明油点，具约9条脉纹，外轮3片长圆形，长5.5-6厘米，宽2-2.2厘米；内两轮倒卵状椭圆形，比外轮稍短小，药隔伸长成短尖；雄蕊长约4厘米，花药长约2.8厘米，内向开裂；雌蕊群圆柱形，长约2厘米，直径3毫米，具约30枚雌蕊，雌蕊群柄长约1厘米。聚合果长3.5-4厘米；蓇葖扁球形，有白色皮孔。花期5月，果期8-9月。 【引自：中国植物志】