(First upload on April 10 2013. Last on February 15 2025) [ 日本語 | English ]
Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily
HOME > Plant list (植物リスト) > Asteraceae (キク科) > Youngia japonica
Youngia Cass. (オニタビラコ)Onitabirako (オニタビラコ, 鬼田平子, s.l.), oriental false hawksbeardLife form: biennial forb < 1 m in height that is highly variable Distribution: widespread in East Asia (India - Himalaya - China - Japan - Micronesia - Australia) Habitat: roadsides, pastures, grasslands, forest edges, etc. |
Hair: dense, pubescencet hair on stem and leaf ☛ Lapsanastrum humile (ヤブタビラコ) = hairless Seed dispersal: wind Chromosome number: 2n = 16 Synonyms: Crepis japonica (L.) Benth. ssp. formosana (Hayata) Kitamura (タカオタビラコ)ssp. japonica (アオオニタビラコ, s.s.) ssp. elstonii (Hochr.) Babcock et Stebb. (アカオニタビラコ) |
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[1] on the slope of Mount Yatsu, Shizuoka Prefecture, on March 5 2013. [2] in West Ikebukuro Park, Tokyo, on March 14 2017. [3] at a roadside near the Nakasu Street of Kagoshima City, southern Kyushu, on March 18 2015. [4] on a rock wall along a paved road in the Wakayama Experimental Forest of Hokkaido University on June 26 2024. [5] in the Aso Shrine in Aso City, Kyushu, on December 18 2024. Records: on a way to go Abe River near JR Shizuoka Station on March 6 2013. In the Osaka Castle Park (大阪城公園) on February 5 2022.
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[4/5] under an awning at N21/W2, North Ward, Sapporo, on July 11 2011. [6] at the centeral garden of GSEES, HU, on June 20 2013. [7/8] at a lawn near GSEES, HU, on July 14 2014. [9] at a south side of Hokkaido University Main Gate on June 5 2021.Records: at the bottom of Y-kun Crater in the Kompira Craters on Mount Usu on June 26 2021. Along a trail to Mount Moiwa (藻岩山) on June 22 2021.
