This database includes all Triassic (Landinian) plants from Thale, contained in the Stockholm collections, a total of 1353 specimens. 84 % are identified to genus level, presented in alphabetic order (specimen by taxa) and by publication. All specimens belong to the collection of Paul Boguslav Richter (1854-1911) of Quedlinburg. This collection also includess a large collection from the Cretaceous of the Quedlinburg area. The collection was bought for the museum in 1912, financed by the wholesaler Seth Kempe.