臺灣新歸化莧科新紀錄屬植物——瘤果莧

Digera muricata (L.)Mart. (Amaranthaceae), a Newly Naturalized Genus and Species in Taiwan

本文記錄一種臺灣新歸化的莧科新紀錄屬植物－瘤果莧（Digera muricata(L.) Mart.），原產於非洲和亞洲南部地區，最近被發現歸化於臺灣中部低海拔區。本文描述其形態特徵、地理分佈及生育地環境，並提供彩色圖片與線畫圖以資辨識。

Digera muricata (L.) Mart. was native to northeastern and eastern tropical Africa and Madagascar, also widespread in southern Asia from tropical Arabia and the Yemen to Afghanistan, India, Malaysia and Indonesia. Recently, this species was found as an alien species in central Taiwan. This is a new record of the genus and species of the Amaranthaceae in Taiwan. This report gives taxonomic descriptions, illustrations, and distribution maps. Photographs are also provided to help with identification.