The History and introduction of the Daurian Lily and the new combination var. (Liliaceae).

Manuscripts in the Archives of the Academy of Sciences in St. Petersburg reveal the first recorded observations and introductions of Ker-Gawl. from Siberia to European Russia.

Pteridophyte distribution of the Urals and adjacent areas: a dataset.

Background: Data on the species diversity and distribution of pteridophytes (lycophytes and ferns) in the Urals and adjacent areas are presented. The dataset includes 13,742 observations of two classes Lycopodiopsida and Polypodiopsida. In total, the dataset contains information on 16 families, 28 generas, 65 species, four subspecies and nine interspecies hybrids.

A database of weed plants in the European part of Russia.

Background: Weeds are plants that, although not specially cultivated, grow and often adapt to growing in arable lands. They form an ecological variant of flora, as a historically-formed set of species growing on cultivated soils. For the rational use of the chemical and biological crop protection products and to produce safe and high-quality food, up-to-date data on the floristic diversity of weeds and the patterns of its geographical change are required.