Claytosmunda is a genus of fern. It has only one extant species, Claytosmunda claytoniana (synonym Osmunda claytoniana), the interrupted fern, native...

"flowering ferns" because of the striking aspect of the ripe sporangia in Claytosmunda, Osmunda, Osmundastrum, and Plensium (subtribe Osmundinae). In these...

subg. Claytosmunda Claytosmunda claytoniana...

classification split Osmunda further by elevating its subgenera to genera as Claytosmunda and Plenasium, leaving only the species originally included in subgenus...

Paleocene, Osmunda likely derives from fossil species currently assigned to Claytosmunda. There are three to four varieties as traditionally construed: Osmunda...

tree-fern with Cladophlebis fronds attached is known from this formation. Claytosmunda C. chengii, C. liaoningensis, C. plumites, C. preosmunda, C. sinica,...

burmanica. Claytosmunda zhangii Sp. nov In press Tian, Wang & Jiang Late Jurassic Tiaojishan Formation  China A fern, a species of Claytosmunda. Dennstaedtia...

Osmunda pulchella, it was compared with Todea, Leptopteris, Plenasium and Claytosmunda, and found as a bridge in the morphological gap between extant Osmundastrum...

Moscovian)  Poland A leptosporangiate fern belonging to the group Filicales. Claytosmunda chengii Nom. nov Valid Bomfleur, Grimm & McLoughlin Middle Jurassic  China...

Island) An Osmundaceae fern. Originally placed in Millerocaulis; Moved to Claytosmunda tekelili in (2017). Osmundopsis rafaelii Sp. nov Valid Escapa & Cúneo...

Originally described as a species of Ashicaulis; transferred to the genus Claytosmunda by Bomfleur, Grimm & McLoughlin (2017). Ashicaulis wangii Sp. nov Valid...