Invasive Species Compendium

Detailed coverage of invasive species threatening livelihoods and the environment worldwide

Abstract

Amaranthus viridis and Euphorbia serpens, new alien species records for the flora of Bulgaria.

Abstract

Two new alien plant species are reported for Bulgaria: Amaranthus viridis (Amaranthaceae) and Euphorbia serpens (Euphorbiaceae). Both are collected in Varna city, Black Sea Coast floristic region. The article provides brief morphological descriptions of the species; comments on the main distinguishing characters from the similar species; data about the localities of the species in Bulgaria and photos of the plants. The possible ways of introduction are discussed. A. viridis has been observed annually since 2013; E. serpens was discovered in 2016.