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(First upload on Januray 19 2014. Last on January 17 2023) [ 日本語 | English ]

Pollia japonica Thunb.






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

Pollia Thunb. (ヤブミョウガ)
Yabumyouga (ヤブミョウガ, 薮茗荷), (Japanese) spiderwort
Life form: rhizomatous, perennial forb with 50-90 cm in height
Distribution: East Asia (China - Taiwan - Korea - Japan, south to Kanto District)
Habitat: forest floors (mainly in evergreen broad-leaved forests)
Friut: white → blue → black
Chromosome number: 2n = 38
Edible: young shoot
var. minor Walker (コヤブミョウガ), less than 40 cm tall and fewer flowers in Okinawa and Kagoshima
Synonyms (-: Pollia):

- miranda (H. Lév.) H. Hara, recently adopted (separated from P. japonica)
- secundiflora, auct. non (Blume) Bakh. f.
- minor Honda
- japonica Thunb. var. miranda (H. Lév.) Kitam.

索引

Pollia japonica in Japan


ST1 ST2 ST3
ST4 ST5 ST6
[1-3] at a 6th trail near the Biwa Falls on Mount Takao (599 m elevation), Tokyo, on October 21 2013. Ref. Mount Takao forest for recreational use (高尾山自然休養林). [4/5] along an unpaved road in Kyoto Botanical Gardens, western Japan, on September 18 2022. [6] in Hama-rikyu Gardens, Tokyo, on November 13 2015.

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