臺灣蘭科植物補註（四）：赤箭屬四新增種

Supplements to the Orchid Flora of Taiwan (IV): Four Additions to the Genus Gastrodia

本文記述臺灣近年新發現之四種赤箭屬（蘭科）植物：新種摺柱赤箭（Gastrodia flexistyla）、烏來赤箭（G. uraiensis）及新紀錄種緋赤箭（G. callosa）、日本赤箭（G. nipponica）；並提供形態描述，圖片及標本資訊。

Four Gastrodia species were recently recognized from Taiwan, including two new species (G. flexistyla and G. uraiensis) and two newly recorded species (G. nipponica and G. callosa). Descriptions, illustrations and specimen lists of these species are presented.