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(First upload on August 24 2017. Last on October 31 2022) [ 日本語 | English ]

Scutellaria pekinensis Maxim.






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

Scutellaria L. (タツナミソウ, skullcap)
S. pekinensis Maxim.
Lifeform: perennial forb with 15-40 cm tall
Habitat: sunny forest floors and edges
var. pekinensis (ペキンタツナミソウ, temp.), the type
var. purpureicaulis (Migo) C. Y. Wu et H. W. Li
var. alpina (Nakai) H. Hara (ミヤマタツナミソウ)
var. transitra (Makino) H. Hara
Yamatatsunamisou (ヤマタツナミソウ, 山立浪草)
Distribution: Korea - Japan, including Hokkaido
Hair: developing on the front and back sides of leaves
Shoot: producing white rhizomes
Chromosome number: 2n = 28
var. ussuriensis (Regel) Hand.-Mazz.
Ezotatsunamisou (エゾタツナミソウ, 蝦夷立浪草)
Distribution: China - eastern Siberia - Korea - Japan (north to central Honshu)
Hair: less
Synonyms:

Scutellaria ussuriensis (Regel) Kudo
Scutellaria dentata H. Lev.

索引

Scutellaria pekinensis in Hokkaido


var. transitra (ヤマタツナミソウ)

ST1 ST2 ST3
[1-3] in Shibecha Kyoto University Experimental Forest used for a field training, eastern Hokkaido, on June 25-27 2019.

var. ussuriensis (エゾタツナミソウ)

ST1 ST2 ST3
ST4 ST5 ST6
[1-3] in front of Sankai-no-taki (三階の滝, Triple-floor Falls), central Hokkaido, on June 26 2017. [4-6] along the Horonai River in the Tomakomai Experimental Forest (ToEF) of HU on June 27 2022. Records: flowering in ToEF on June 26 2023.

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