(First upload on August 4 2010. Last on March 31 2018) [ 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) > Phrymaceae (ハエドクソウ科) > Phryma leptostachya
[Engler's syllabus (エングラー体系): one species, Cronquist]
Tubular: toothed calyces with five lobes Stigmas: two lamellas with sensitive inner surfaces, that close together on contact with a pollinator Capsules: readily dehiscent in the length between the partitions of the locule |
Subfamily Mazoideae (サギゴケ)Mazus Lour. (サギゴケ)Lancea Hook. f. et Thomson Subfamily Phrymoideae (ハエドクソウ)Mimulus L. (ミゾホオズキ)Dodartia L. Glossostigma Wight et Arn. |
Peplidium Delile Phryma L. (ハエドクソウ) Leucocarpus D. Don Berendtiella Wetlst. et Harms Hemichaena Benth. Elacholoma F. Muell. et Tate |
Phryma L. (ハエドクソウ)P. leptostachya L.
Seed dispersal (種子散布): animal
Field training on integrated environmental research (統合環境調査法実習) (fauna and flora 種リスト) |
Poison: phrymarolin (the Japanese name means Toxin Grass to Fly)
f. oblongifolia (Koidz.) Ohwi (ナガバハエドクソウ) ssp. leptostachya (アメリカハエドクソウ) |
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[1] at the foot of Mount Yosomi, which erupted in 1910, on July 23 2010. Yosomi is a part of the Usu Craters. [2] at Denshinhama Coast, Muroran City, on September 11 2017. [3/4] at the Philosophy Road in the Hokkaidod University Campus [2/3] on August 15 2011. [4] on August 6 2012. [5-7] in a waste land, N12/W4, North Ward, Sapporo, on August 20 2016. Records: near the 4th Crater on Mount Usu on August 13 2019.