Abstract

This paper reports Dryopteris decipiens (Hook.) Kuntze collected from northern Taiwan. The species can be distinguished from other congeners by its pinnate fronds with pinnatifid apex, costa on abaxial side covered by small saccate scales and usually a single row of sori on each side of costa. A key to the related taxa, taxonomic description, illustration, spore characteristics, and geographical distribution are provided here.

中文摘要

本文紀錄一種產於台灣北部之鱗毛蕨科植物－迷人鱗毛蕨(Dryopteris decipiens (Hook.) Kuntze)。本種可藉由一回羽狀複葉、葉片先端羽裂狀、羽軸遠軸面具囊狀鱗片及羽軸兩側各僅具一列孢子囊群等四項特徵與台灣產同屬其他種植物區分。本文提供其分類描述、手繪圖、照片、孢子形態與分布圖。

Keyword: Dryopteris decipiens, Dryopteridaceae, Pteridophyta, New record, Taiwan