Korean J. Pl. Taxon. 2014; 44(2): 132-135.
A newly naturalized species in Korea: Amaranthus powellii S. Watson (Amaranthaceae)
한국 미기록 귀화식물: 민털비름(비름과)
박용호 , 박수현 , 유기억
ABSTRACT
A newly naturalized plant, Amaranthus powellii S. Watson was found Jail-dong, Uijeongbu-si, Gyeonggi-do, Korea. This species is native to Southwestern USA and Northern Mexico, and it is also naturalized in worldwide of temperate regions. This species was distinguished from the related species, A. patulus Bertol. and A. hybridus L., by leave blades broadly elliptic, rhombic or lanceolate, petals unequal, without conspicuous green mid-veins, and utricle gradually narrowed toward the stigma. Korean name was given as ‘Min-teol-bi-reum’ to A. powellii S. Watson, based on the character, it was hairy less than the three related species, A. patulus Bertol., A. hybridus L. and A. retroflexus L., conspicuously. Descriptions for mophological characters, photographs, illustrations and keys to allied taxa were provided.
Keywords :
Amaranthus powellii, Amaranthaceae, Amaranthus, a newly naturalized plant
