Abstract

Eight species of Euphorbia L. sensu stricto from Taiwan are treated in this revisional study including two taxa with nomenclactural corrections (E. cyathophora Murr. and E. heterophylla L.) E. calonesiaca Croizat, Galarhoeus formosana (Hayata) Hurusawa var. hayatai Hurusawa and E. taiwaniana Ying are treated as synonyms of E. formosana Hayata, E. shouanensis Keng and E. heterophylla L., respectively. Discussions of taxonomic important characters, a key to taxa along with their descriptions, illustrations, geographical distributions, specimens examined and taxonomic notes are presented.

中文摘要

狹義的大戟屬(Euphorbia L., 大戟科) 在台灣共有8種。本文更正猩猩草的學名為 E. cyathophora Murr., 白苞猩猩草的學名為 E. heterophylla L.; 處理 E. calonesiaca Croizat，Galarhoeus formosana (Hayata) Hurusawa var. hayatai Hurusawa 和 E. heterophylla L. 的同義名。此外，亦討論屬內的分類特徵，記述各種的性狀、地理分布及觀察的標本，並提供檢索表，各種的繪圖以為辨識。