本篇是有關臺灣產毛茛科(Ranunculaceae)鐵線蓮屬的3個新分類群之報導,包括二新變種:大肚山威靈仙(C. chinensis var. tatushanensis)及黃氏鐵線蓮(C. tashiroi var. huangii),及一新紀錄種:華中鐵線蓮(C. pseudootophora)。文中包括在臺灣本屬植物的檢索表及物種的同物異名外,僅對此三分類群及其原種[威靈仙(C. chinensis var. chinensis)及田代氏鐵線蓮(C. tashiroi var. tashiroi)]有詳細分類描述並附有分布圖。
A revision of Clematis (Ranunculaceae) in Taiwan is presented. Two new taxa, C. chinensis var. tatushanensis and C. tashiroi var. huangii, are described and a new distributional record for the Taiwan flora, C. pseudootophora, is reported. A key to the species of Clematis in Taiwan, distribution maps and taxonomic descriptions of the new taxa (including C. chinensis var. chinensis and C. tashiroi var. tashiroi) are also provided.