Japanese deer fern
Blechnum niponicum (Kunze) Makino [Blechnaceae]
Shishigashira (シシガシラ, 獅子頭)
Life form: evergreen, rhizomatous fern
Distribution: endemic to Japan
Habitat: grassland - forest
Chromosome number: 2n = 62
Synonyms
Struthiopteris niponica (Kunze) Nakai
Varieties
var. minimum Tagawa (ヒメシシガシラ)
var. undulatipinnula Masam. (ハクウンシダ/ナミバシシガシラ)
f. flabellata M. Sato (スエヒロシシガシラ)
f. kinositae H. Ito (フタマタチャボシシガシラ)
f. reflexipinnula Masam. (サカバシシガシラ)
Blechnum niponicum on Mount Koma
[Left] a patch. [Right] close-up of sporophyll. On the southwest slope of Mount Koma, southern Hokkaido, on July 9 2008.