(First upload on August 4 2009. Last on February 27 2024) [ 日本語 | English ]
Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily
HOME > Plant list (植物リスト) > Fern (シダ類) > Dennstaedtiaceae (コバノイシカグマ科) > Pteridium aquilinum
Formerly assigned in Pteridaceae (イノモトソウ科) Pteridium Gled. ex Scopoli, BrackenP. aquilinum (L.) Kuhnvar. decompositum (Gaud.) R. Tryonvar. latiusculum (Desv.) Underwood ex Heller (Warabi, ワラビ, 蕨), common bracken Lifeform: large, deciduous, rhizomatous fern Distribution: cosmopolitan, occurring in cool, temperate and subtropical regions Habitat: sunny pasture, such as skislope, moorland, etc. with acidic soils |
Field training on integrated environmental research (統合環境調査法実習) (fauna and flora 種リスト) Edible plant: boiled greens, tempura, etc.Synonyms:
Pteridium japonicum (Nakai) Tardieu et C. Chr. var. pubescens Underwood var. wightianum (J. Agardh) R.Tryon (ランダイワラビ) var. esculentum |
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[1] in a foerst at the third station on Mount Apoi (アポイ岳), central southern Hokkaido, on June 15 2016. [2] at a forest edge near Tokai University Dai-yon High School on May 26 2009. [3] on Usujiri skislope (臼尻スキー場), southern Hokkaido, on June 16 2015. [4/5] a grassland dominated by common bracken at Tomamu Skislope on July 19 2012. [6] in Shizukari wetland, southern Hokkaido, on July 7 2017.
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[1/2] specimens stored in BO at Cibinong Branch. Photos October 25 2018.
Austral bracken (rarauhe in Maori) Lifeform: perennial fern, developing creeping rhizomes and becoming0.5-2 m in height Distribution: tropical and subtropical Asia to southern Pacific and southern tropical America Habitat: disturbed sites as a pioneer, sometimes treated as weed Use: edible (rhizomes as a staple food for Maori, as well as Japanese) Synonyms:
Pteridium esculentum (G. Forst.) Cockayne, often used |
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[1/2] a specimen stored in BO at Cibinong Branch. Photos October 25 2018. |