Which is a type of fern, Adiantum or Hylomecon?
Hylomecon Hylomecon vernalis, also known as the forest poppy, is a poppy of the Far East, ranging from Manchuria to Japan.
Orthiopteris Orthiopteris is a fern genus in family Saccolomataceae. Further phylogenetic studies need to be made to determine whether "Orthiopteris" and "Saccoloma" (the only other Saccolomataceae species) should be considered separate genera.