Invasion

Invasion Description

Type Locality -Takashima, Hokkaido/Japan/Pacific Ocean (Guiry and Guiry 2007)

Geographic Extent

Honshu-Hokkaido/Pacific Ocean (Critchley 1983b); Sabusawa-jima, Miyagi Prefecture, Honshu/Japan/Matsushima Bay (US Catalog No.: 93858 , US National Museum of Natural History Botany 2013)