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.
Ophioderma falcatum Ophioderma falcatum is known as puapua moa or laukahi in Hawaii. It is a fern in the Ophioglossaceae family, and many people still classify it as an "Ophioglossum". Some consider it a subspecies of "Ophioderma pendulum". An epiphyte, it is native to the Hawaiian islands except for Ni'ihau and Kaho'olawe. It also grows on some other Pacific islands.