台灣新紀錄植物──頭花水玉簪（水玉簪科）

A New Record of Burmannia championii Thwaites (Burmanniaceae) in Taiwan

頭花水玉簪（水玉簪科）為零星分佈於斯里蘭卡、馬來西亞、中國南部、琉球和日本的腐生性小草本植物。本種以其頭狀花序、無柄或近無柄的花、花被片外面具3中肋或狹翅，可與省產其他種類區別。台灣首次發現於蘭嶼大森山海拔約280公尺的原始林下。本文並提供相關文獻、詳細描述、花粉和種子的微細構造。

Burmannia championii Thwaites is a small saprophytic herb distributed in Sri Lanka, Malesia, South China, Ryukyus, and Japan. It is found in Lanyu Island, southeast of Taiwan. The species bibliography and a detailed morphological description are given which were not included in the Flora of Taiwan 2nd edition.