Metzgar, Jordan2025-10-072025-10-072025-08-271314-2011PMC12409333165533 (PII)https://hdl.handle.net/10919/138093<i>Lygodium palmatum</i> (Bernh.) Sw. subsp. <i>puskariorum</i> Metzgar, subsp. nov. (Lygodiaceae) is described from the eastern USA. This taxon differs from <i>Lygodium palmatum</i> subsp. <i>palmatum</i> by its glabrous leaf undersides, absence of hairs along the fertile and sterile segment petioles, and its geographic range. It is the less widely distributed of the two subspecies.Pages 31-44application/pdfenCreative Commons Attribution 4.0 InternationalLygodiumEastern USAmonilophytesnew subspeciestaxonomy<i>Lygodium palmatum</i> subsp. <i>puskariorum</i> (Lygodiaceae), a new subspecies from the eastern USAArticle - RefereedPhytokeyshttps://doi.org/10.3897/phytokeys.262.165533262Metzgar, Jordan [0000-0002-4641-9929]409190741314-2003