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(First upload on November 4 2010. Last on February 15 2011) [ 日本語 | English ]

Swertia tetrapetala Pall.






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

Swertia L. (センブリ)
S. tetrapetala Pall. (チシマセンブリ, s.l.), lesser tetrapetal swertia

ssp. micrantha (Takeda) Kitam. (タカネセンブリ): central Honshu

var. happoensis Hid. Takah. ex T. Shimizu (ハッポウタカネセンブリ)
f. leucantha (Hid. Takah.) T. Shimizu (シロバナタカネセンブリ)

ssp. tetrapetala

var. tetrapetala
Common name: チシマセンブリ (千島千振), s.s.
Life form: biennial forb

Distribution: eastern Siberia - Korea - Japan (central Honshu - Hokkaido) - Kamchatka
Habitat: seacoast, subalpineSerpentine zone (蛇紋岩帯)

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

f. albiflora Tatew. (シロバナチシマセンブリ)
f. variegata Tatew. (フイリチシマセンブリ)

var. yezoalpina (H. Hara) H. Hara (エゾタカネセンブリ): endemic to Hidaka Mountains
var. chrysantha (Honda et Tatew.) Sugim. (ヤケイシセンブリ) → syn: ssp. micrantha (Takeda) Kitam. (タカネセンブリ), if merged

索引

Swertia tetrapetala in Hokkaido


ST1 ST2 ST3 ST4
[1-4] ssp. tetrapetala var. tetrapetala in Tomakomai Experimental Forest, Hokkaido University, northern Hokkaido. [1-2] on September 14 2010. [3-4] on August 27 1996. [4] Close-up of flowers.

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