西康玉兰(Magnolia wilsonii)也称西康木兰。星散分布于四川西部至西南部大相岭、小相岭、大凉山和滇北、滇中以及贵州西部之部分湿润山地林间。由于茎皮作为中药“厚朴”的代用品,所以资源破坏严重,加之森林被伐,生境恶化,自然更新不良,目前成年植株已很稀少,自然分布范围愈渐缩小,已处于渐危状态。 西康玉兰为木兰科落叶小乔木,树高可达10米左右;树皮灰褐色,有木栓质;小枝褐色, Magnolia wilsonii (also known as Xikang Magnolia). Star scattered in western Sichuan to southwest Daxiangling, Xiaoxiangling, Daliangshan and northern Yunnan, Yunnan and Guizhou western part of the wet mountain forest. As the bark of the Chinese herbal medicine “Magnolia” substitute, so the serious damage to resources, combined with the deforestation, habitat deterioration, poor natural regeneration, the current adult plants have been very scarce, the natural distribution of the more narrow, has been in a gradual crisis. Xikang magnolia Magnolia Branch deciduous trees, trees up to 10 meters; bark gray brown, corky; branchlets brown,