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KnE Life Sciences
One of the ways to study and protect flora is keeping and publishing regional Red Data Books. A floristic study resulted in a series of data on the flora of Orenburg Oblast, which made it possible to make a set of criteria for updating the list of regional species for conservation. In early 2018, the authors proposed 6 species of vascular plants to be registered in the Red Data Book of Orenburg Oblast including Stipa zalesskii Wilensky, Iris aphylla L., Botrychium lunaria (L.) Sw., Pedicularisdoi:10.18502/kls.v4i14.5623 fatcat:ho44numd6jhxjdtawuc4e3jjj4