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(Upload on January 29 2022) [ 日本語 | English ]

Platanthera ussuriensis (Regel et Maack) Maxim.






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

Platanthera L. C. Rich. (ツレサギソウ)
Tonbosou (トンボソウ, 蜻蛉草/蜻草), Ussuri river platanthera
Lifeform: perennial forb, with 15-35 cm in height
Distribution: China - Far East - Korea - Japan - southern Kuril
Habitat: mesic forests
Leaf: usually two leaves at the bottom
Chromosome number: 2n = 42
Synonyms:

Tulotis ussuriensis (Regel et Maack) H. Hara, used somehow
Perularia ussuriensis (Regel et Maack) Schltr.

索引

Platanthera ussuriensis in Japan


ST1 ST2 ST3
[1-3] near Kintaro Rock between Togendai and Ubako, Hakone, central Honshu, on August 21 2021.

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