noun · uncountable

jointweed

Any member of the genus Polygonella, now included in genus Polygonum of knotweeds and…Any member of the genus Polygonella, now included in genus Polygonum of knotweeds and smartweeds, especially Polygonella articulata, now Polygonum articulatum.

Meaning

1 senses

(uncountable, usually)Any member of the genus Polygonella, now included in genus Polygonum of knotweeds and smartweeds, especially Polygonella articulata, now Polygonum articulatum.