Polygonum scabrum var. incanum House
This is a synonym of
Persicaria scabra (Moench) Moldenke
Polygonum scabrum var. incanum House appears in other Kew resources:
First published in Bull. New York State Mus. Nat. Hist. 254: 295 (1924)
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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