Beiträge zur Kenntnis der Flora von BorneoE. Irmscher, Hans Karl Albert Winkler, J. J. Smith, Ludwig Diels, Fritz Kraenzlin · First published 1927Open the Tome
Orchidaceae Lehmannianae in Guatemala, Costarica, Columbia et Ecuador collectae, quas determinavit et descripsitFritz Kraenzlin · First published 1899Open the Tome
