Pteris dispar

Pteris dispar or Amakusa fern (scientific name: Pteris dispar) is an evergreen perennial fern in the family Pteridaceae, native to Japan, Korea, Taiwan and China. It is native to Japan, the Korean Peninsula, Taiwan, and China, and grows in villages to foothills in Honshu Kanto and southward to Shikoku, Kyushu, and Ryukyu. It is about 60-80 cm tall. The lobes of the lateral wings are uneven.

Common name: Pteris dispar, scientific name: Pteris dispar, aka: Amakusa fern, plant height: 30 to 80 cm, petiole length: 20 to 30 cm, leaf width: 15 to 25 cm, leaf shape: 2 pinnate lobes, leaf length: 20 to 40 cm. Leaf texture: papery; leaf margin: serrate.