Muehlenbeckia sagittifolia
Muehlenbeckia sagittifolia (Ortega) Meisn.

Muehlenbeckia sagittifolia is a flowering plant species native to South America, with a distribution that includes the Açores, Madeira, Portugal, parts of Russia, and several regions in Argentina and Bolivia. It was first described in 1839 and belongs to the Polygonaceae family, commonly known as the knotweed family.
Description
Muehlenbeckia sagittifolia is a species of flowering plant in the Polygonaceae family. It is native to South America and has been introduced to regions such as the Açores, Madeira, Portugal, European parts of Russia, and the islands of the Azores. The species is also found in parts of Argentina and Bolivia. First published in 1839, it is part of the genus Muehlenbeckia.
Distribution
Açores · Madeira · Portugal Continental · BR · Faial Island · Flores Island · Graciosa Island · Santa Maria Island · São Jorge Island · São Miguel Island · Terceira Island · Madeira Island · RU · PT · Azores · Portugal · European part of Russia · Argentina Northeast · Argentina Northwest · Bolivia · Brazil South · Brazil West-Central · Paraguay · Uruguay
Synonyms
Uvifera dioecaPolygonum sagittifoliaSarcogonum sagittifoliumCalacinum sagittifoliumCoccoloba dioicaCoccoloba sagittataCoccoloba sagittifoliaMenispermum sagittatumPolygonum acetosaefoliumKarkinetron hastatum