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| May 2007 at mountane roadside |
May 2007 at mountane roadside |
May 2007 at mountane roadside |
| Family | Rubiaceae |
| Scientific name | Galium trachyspermum A. Gray |
| Synonyms | none |
| Common name | (Japanese common name) yotsuba mugura (ヨツバムグラ, 四葉葎 [meaning: four leaves weed]) |
| (English common name) none | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku |
| (Other nations) Russia, Korea, China | |
| Habitat | Hillock roadside, forest edge |
| Chromosomal number | unknown |
| Description | Plants 30-50cm tall. Leaves qurternate, each leaflet 1-1.5cm long, 3-6mm wide, hairy at edge and lower surface of leaflet. Flowers pale yellow ca. 1mm across, flowering in May to June. Perennial plants. |
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| May 2007 at mountane roadside |
May 2007 at mountane roadside |
May 2007 at mountane roadside |
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| May 2007 at mountane roadside |
