Verbatim text: Hedenäs, L. 1997b. The Drepanocladus s. str. species with excurrent costae (Amblystegiaceae). Nova Hedwigia 64: 535–547.
Author: Hedenäs, L.
Year: 1997b
Title: The Drepanocladus s. str. species with excurrent costae (Amblystegiaceae)
Journal: Nova Hedwigia
Volume: 64
Pages: 535–547