⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-50079603, and has not been changed.

Polygonum autumnale Brenckle is a synonym of Polygonum ramosissimum subsp. prolificum (Small) Costea & Tardif

This name is a synonym of Polygonum ramosissimum subsp. prolificum (Small) Costea & Tardif.

The record derives from Tropicos which reports it as a synonym (record 50079603) with original publication details: Bull. Torrey Bot. Club 68(7): 495, f. 3 495 1941.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:206087-2.