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(Upload on February 25 2014) [ 日本語 | English ]

Dryopteris bissetiana (Baker) C. Chr.






Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily

索引
Dryopteris Adans. (オシダ)

Yama-itachishida (ヤマイタチシダ, 山鼬羊歯), beaded wood fern
Lifeform: evergreen perennial fern ≈ 1 m in height
Distribution: China - Korea - Japan (not in Hokkaido)
Habitat: forest edges and forest floors
Morphology: Rhizomes, short-creeping rhizomes. Sori, nearer costa than to margin. Indusia, brown, large, reniform, entire or ciliate
Synonyms:

Dryopteris setosa (Thunb.) Akasawa
Dryopteris varia (L.) Kuntze var. setosa (Thunb.) Ohwi
Nephrodium bissetianum Baker (basionym)


Dryopteris bissetiana in Japan


ST1 ST2 ST3
[1-3] at a 6th trail near the Biwa Falls in Mount Takao forest for recreational use (高尾山自然休養林) on Mount Takao (599 m elevation), Tokyo, on October 21 2013

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