曾分布于云南２１个县１４３个点的热带、亚热带湿热生境中的三种野生稻，由于人为干扰和生境被破坏，居群大量绝灭，尤其是普通野生稻和药用野生稻。报道了云南野生稻的濒危状况及研究利用现状，探讨了致濒的原因及利用对策，着重强调建立野生稻原生地自然保护点的必要性。 The three wild rice species in tropical and subtropical humid and hot habitats of 143 points in 21 counties of Yunnan Province have been extinct due to human disturbance and habitat destruction, especially common wild rice and medicinal wild rice. This paper reports the status of endangerment and research status of wild rice in Yunnan Province, explores the causes and utilization strategies of wild rice, and emphasizes the necessity of establishing the natural conservation sites of wild rice.