云南红豆(Ormosia Yunaensis)属蝶形花科红豆属的乔木树木。为我省珍贵用材树种,高达20余米,胸径可达90厘米,幼树皮成深绿色或褐绿色,具白色皮孔;老树皮呈暗灰色有不规则之裂痕及灰白色斑块,小枝绿色密集黄绒毛,奇数羽状复叶,小叶5—9枝,椭园状卵形或矩园形,长8—15厘米,薄革质,先 Ormosia Yunaensis is a tree of the genus Papilionaceae. For our precious timber species, up to 20 meters, diameter up to 90 cm, young bark into a dark green or brownish green with white lenticels; the old bark was dark gray with irregular cracks and gray patches, twigs Densely yellowish green tomentose, odd pinnately compound, leaflets 5-9, elliptic-ovate or reticulate, 8-15 cm long, thinly leathery, first