Yellow spring bedstraw
Galium verum L. subsp. asiaticum (Nakai) T. Yamaz.
var. trachycarpum DC. [Rubiaceae]
Ezonokawaramatsuba (エゾノカワラマツバ, 蝦夷ノ河原松葉)
Lifeform: prennial forb
Distribution (of species): Korea - Japan - Sakhaline - Kuril - Aleut - Alaska
Habitat: sunny grasslands, including sandbaeches and riversides
Chromosome number: 2n = 44
Varieties
Galium verum L. (カワラマツバ, s.l.)
subsp. asiaticum (Nakai) T. Yamaz. (キバナカワラマツバ, s.l.)
var. asiaticum Nakai
f. lacteum (Maxim.) Nakai (カワラマツバ, s.s.)
f. luteolum Makino (キバナカワラマツバ, s.s.)
var. trachycarpum DC. (エゾノカワラマツバ)
f. album Nakai (チョウセンカワラマツバ)
f. shinanense Hiyama (シナノカワラマツバ)
f. tomentosum Nakai (エゾノケカワラマツバ)
Synonyms
G. verum L. var. trachycarpum DC. f. intermedium Nakai
Galium verum in Hokkaido
var. trachycarpum
[Left] a coastal grassland dominated by G. verum.
on a seashore close to the Conservation Center for Ishikari Coastal Plants on July 7 2011.