(First upload on June 30 2007. Last on October 22 2017) [ 日本語 | English ]

Lotus corniculatus L. var. japonicus Regel

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

Lotus L. (ミヤコグサ)
L. corniculatus L.

Leaf: five leaflets

var. corniculatus (セイヨウミヤコグサ)

Inflorescence: consisting of 3-7 flowers
Leaf: hairy

var. japonicus (ミヤコグサ, 都草), Japanese bird's foot lotus

Synonyms: ssp. japonicus (Regel) H. Ohashi
Inflorescence: consisting of 1-3 flowers (usually 2)
Leaf, stem, and sepal: hairless
Lifeform: deciduous perennial forb
Distribution: East Asia from India to Japan

Habitat: common on low-vegetated grassland
Habit: pioneer species because of nitrogen-fixing

⇒ flora on: Mount Koma, Mount Usu

f. versicolor Makino (ニシキミヤコグサ): scarlet-red flower

Lotus corniculatus in Hokkaido


Lotus1 Lotus2
[1/2] near O-taki Seminar House on June 23 2007 by A. Koyama. See "Field training on integrated environmental research".

Mount Usu

Lotus1 Lotus2 Lotus3
[1] in the crater basin on September 19 2008. This species came from seedbank on Mount Usu (Tsuyuzaki 1991), and established well in the inside of gully wehre the former topsoil was exposed (Tsuyuzakai 1989). [2] on July 14 2009. [3] on the northern caldera rim on July 26 2017.

Mount Koma

Lotus1 Lotus2 Lotus3
[1] along the hilllside on July 12 2006. [2/3] on the northeastern slope on July 10 2017.