(First upload on December 28 2011. Last on August 24 2023) [ 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) > Caryophyllaceae (ナデシコ科) > Sagina maxima
Sagina L. (ツメクサ) in JapanHamatsumekusa (ハマツメクサ, 浜爪草), stickystem pearlwortKitanohamatsumekusa (キタノハマツメクサ, 北ノ浜爪草) Lifeform: annual/perennial forb Distribution: China - Russia - Japan (south to southwestern Hokkaido) - western Canada/USA Habitat: rocky or sandy shore along sea coast
Field training on integrated environmental research (統合環境調査法実習) |
Stamens: 10 Calyx: white face and glandular hair ↔ Spergularia marina: hairless Seed: no trichomic surface → S. japonica, trichomic: Chromosome number: 2n = 44 Synonyms:
Sagina crassicaulis S. Watson var. littorea (Makino) H. Hara |
|
1
2
3
4
5
6
[1] near Ishikari Coast in the Road Station "Ai-rodo (I-Road)" on June 21 2018. [2] a rosette along Atsuma Coast (浜厚真), central Hokkaido, on August 5 2023. [3/4] at Charatsunai Coast close to Muroran Marine Station, HU, on August 22 2011. [5/6] at Usujiri Bay in front of Usujiri Fisheries Experimental Station, HU, on July 7 2013.