Polygonum meisnerianum var. usterianum Mattos
This is a synonym of
Persicaria meisneriana (Cham. & Schltdl.) M.Gómez
Polygonum meisnerianum var. usterianum Mattos appears in other Kew resources:
First published in Loefgrenia 22: 2 (1965)
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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