. . "Pteridophyta." . . "Paprocie encyklopedie." . . "Planteformering" . . "Nomenclature" . . "Dyrkning" . . "Bregner" . . "Varens." . . "fougère." . . "Ferns." . . "Ferns" . "Kultivierung." . . "Vermehrung." . . "Species" . . "Ferns Encyclopedias." . . "Cultivation" . . "Ferns, Ornamental." . . "Cryptogamae vasculares" . . "Fougères ornementales." . . "Arter" . . "Farnpflanzen." . . "Falgueres." . . "Ptéridophytes." . . "Nomenklatur" . . "Fougères Encyclopédies." . . "Plantes Diccionaris i enciclopèdies." . . . . . . . "Encyclopaedia of ferns : an introd. to ferns, their structure, biology, economic importance, cultivation and propagation" . . . . . . . . . . "Encyclopaedia [i.e. Encyclopedia] of ferns : an introduction to ferns, their structure, biology, economic importance, cultivation, and propagation" . . . . . . . . . . . . . . "Encyclopaedia of Ferns" . . . . . . . "Encyclopaedia of ferns : an introduction to ferns, their structure, biology, economic importance, cultivation and propagation"@en . "Encyclopedia of ferns"@en . "Encyclopedia of ferns" . "Encyclopaedia of ferns : an introduction to ferns, their structure, biology, economic importance, cultivation and propagation" . . "Encyclopaedia of ferns" . . . . . . "Introduction to ferns, their structure, biology, economic importance, cultivation, and propagation" . "Encyclopedias" . . . . "Encyclopaedia of ferns an introduction to ferns, their structure, biology, economic importance, cultivation and propagation"@en . "Encyclopaedia of ferns an introduction to ferns, their structure, biology, economic importance, cultivation and propagation" . "Encyclopaedia of ferns : an introd. to ferns, their structure, biology, econom. importance, cultivation and propagation" . . . . . . . "Encyclopaedia of ferns : An introduction to ferns, their structure, biology, economic importance, cultivation and propagation" . . . . . . . . . . . . . . . . . . . . . . . . "Encyclopaedia of ferns : an introduction to ferns, their structure, biology, economic importance, cultivation, and propagation"@en . "Encyclopaedia of ferns : an introduction to ferns, their structure, biology, economic importance, cultivation, and propagation" . . "Dictionaries" . . . . "Fougères." . . "Farne." . . "Plant propagation" . . "Felci." . . "Systematik." . .