 It is called "gobi" () in Korean and "zenmai" (; ) in Japanese.It is a deciduous herbaceous plant which produces separate fertile and sterile fronds.The sterile fronds are spreading, up to 80–100 cm tall, bipinnate, with pinnae 20–30 cm long and pinnules 4–6 cm long and 1.5–2 cm broad; the fertile fronds are erect and shorter, 20–50 cm tall.