Description of synangia and spores of the holotype of the Carboniferous fern .i.Lobatopteris miltoni./i., with taxonomic comments

PŠENIČKA, J., BEK, J., CLEAL, C. J., WITTRY, J., ZODROW, E. L. Description of synangia and spores of the holotype of the Carboniferous fern Lobatopteris miltoni, with taxonomic comments. Review of Palaeobotany and Palynology. 2009, 155(3-4), 133-144. ISSN 0034-6667. E-ISSN 1879-0615. Dostupné z: doi: 10.1016/j.revpalbo.2007.12.005