Taxon: Polygonum bistorta L. var. longifolium Fisch. et C. A. Mey.
Type specimen category: Specimen originale
Original paper: 1838, Index Sem. Hort. Bot. Petropol. 5: 40.
Collectors: Frisch
Collection date: VI–VII 1823
Country: Россия
State/Province: Республика Бурятия
Record creation: 2020-08-02, Marina Yarichina, from old scansCitation: Specimen LE 01019843 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01019843