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(First upload on May 24 2012. Last on March 9 2019) [ 日本語 | English ]

Caltha palustris L. var. barthei Hance






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

Caltha L. (リュウキンカ)
C. palustris L., marsh marigold or kingcup
Lifeform: perennial forb
var. nipponica H. Hara (リュウキンカ): Korea - Japan (Honshu and Kyushu)
var. pygmaea Makino (コバノリュウキンカ): extremely small
var. enkoso H. Hara (エンコウソウ)
Lifeform: stems are assurgent and then lie on the ground → roots initiationg from the stems
Distribution: Sakhalin - Japan (Honshu and Hokkaido) - Kuril
Habitat: mountains and wetlands
Stem: 50 cm tall
var. barthei Hance (Ezonoryukinka, エゾノリュウキンカ, 蝦夷立金花)
Distribution: Kuriles - northern Japan - Sakhalin - northern Korea - Ussuri
Habitat: wetlands, such as streamsides

Field training on integrated environmental research (統合環境調査法実習) (出現種リスト)
Jomon Forest 縄文の森

Stem: 50-80 cm tall
Synonyms

Caltha fistulosa Schipcz., Caltha barthei (Hance) Koidz., Caltha palustris L. ssp. barthei (Hance) Kitam., Caltha silvestris Vorosch.
f. attrorubra (W. T. Wang) W. T. Wang, red flower in northwestern Sichuan


China
var. sibirica Regel (カラフトリュウキンカ)
var. umbrosa Diels
索引

Caltha palustris in Hokkaido


var. barthei

ST1 ST2
ST3 ST4
[1/2] at Otokoyama Nature Park (Mt. Tosshouzan 突哨山, 243 m a.l.s.), Asahikawa, on May 5 2012. [3] at a boardwalk near Sarobetsu Wetland Center, northern Hokkaoido, on May 21 2014. [4] along a walkboard in a post-mined peatland near Sarobetsu Visitor Center, northern Hokkaido, on April 23 2016. Also observed at Teie Miyaginosawa (宮城の沢)on May 7 1980

var. sibirica

ST1 ST2 ST3
[1-3] in Sandaohu peatland, Jilin Province, northeastern China, on June 11 2017.

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