Fagopyrum baldschuanicum (Regel) Gross = Fallopia baldschuanica (Regel) Holub
English:
baldschuanicus,-a,-um;

https://archive.org/stream/#page/21/mode/2up
homotypic synonyms:
Bilderdykia baldschuanica (Regel) D.A.Webb; Fallopia baldschuanica (Regel) Holub; Polygonum baldschuanicum Regel; Reynoutria baldschuanica (Regel) Moldenke;

protologue: Bull. Acad. Int. Géogr. Bot. 23: 21 (1913)

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