(First upload on October 18 2012. Last on December 20 2021) [ 日本語 | English ]

Carex dispalata Boott

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

Carex L. (スゲ)
Section Confertiflorae
Kasasuge (カサスゲ, 笠菅), curved-utricle sedge
Lifeform: perennial sedge < 100 cm high
Distribution: China - Korea - Ussuri - Japan - Sakhalin - Kuril
Habitat: widespread in moist and wet habitats
Spicule: terminal (only one) = male, laterals (3-6) = female
Chromosome number: 2n = 78

Carex amplifolia Boott ssp. dispalata (Boott) T. Koyama et Calder

var. takeuchii (Ohwi) Ohwi (キンキカサスゲ, 近畿笠菅)
Distribution: south to Kinki District

Carex persistens Ohwi, when the species is established
Carex amplifolia Boott ssp. takeuchii (Ohwi) T. Koyama et Calder


Carex dispalata in Hokkaido

Carex01 Carex02 Carex03
Carex04 Carex05 Carex06
Carex07 Carex08 Carex09
Carex10 Carex11 Carex12
[1] along a boardwalk near Sarobetsu Wetland Visitor Center, northern Hokkaido, on May 24 2015. [2/3] a grassy marshland near Abuta Shrine faced to Funka Bay on June 6 2013. [4-5] at an wildfire experimental site in Teshio Experimental Forest, northern Hokkaido, on June 14 2012. [6] along an artifical stream in Hokkaido University on May 14 2015. [7] in Takoppe Wetland, Niikappu Town, south-central Hokkaido, on June 13 2016. [8/9] at Morappu Camp Site faced to Shikotsu Lake, central Hokkaido, on June 25 2016. It was rain. [10] in the backyard of Kuroneko Delivery Service at Toyotomi Town, northern Hokkaido, on May 29 2019. [11/12] along Katsura Course in Nopporo Forest Park on July 17 2021. [Record] in the Uryu Experimental Forest of Hokkaido University, northern Hokkaido, where a field training was conducted, on June 26 2018. On the south side of the Hokkaido University Museum on May 24 2022.