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  • Polygonum yokusaianum var. stenophyllum Makino

This is a synonym of

Persicaria posumbu (Buch.-Ham. ex D.Don) H.Gross

Polygonum yokusaianum var. stenophyllum Makino appears in other Kew resources:

First published in Bot. Mag. (Tokyo) 28: 117 (1914)

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
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