Taxon: Betula extremiorientalis Kuseneva et V. N. Vassil.
Type specimen category: Syntypus
Original paper: 1936, Bull. Far East. Branch Acad. Sci. USSR, 21: 162.
Collectors: Л. Тюлина
Record number: 299
Collection date: 19 VIII 1932
Country: Россия
State/Province: Чукотский АО
Record creation: 2020-08-02, Marina Yarichina, from old scansCitation: Specimen LE 01016880 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01016880