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| April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
| Family | Caryophyllaceae |
| Subfamily | Alsinoideae |
| Tribe | Alsineae |
| Scientific name | Cerastium fontanum Baumgarten subsp. vulgare (Hartman) Greuter et Burdet var. angustifolium (Franchet) H. Hara |
| Synonyms | Cerastium fontanum Baumgarten subsp. triviale (Spenner) Jalas var. angustifolium (Franchet) H. Hara; Cerastium holosteoides Fries var. angustifolium (Franchet) M. Mizushima; Cerastium holosteoides Fries var. hallaisanense (Nakai) M. Mizushima; Cerastium ianthes F. N. Williams; Cerastium vulgatum Baumgarten var. angustifolium Franchet; Cerastium vulgatum Baumgarten var. hallaisanensis Nakai; Cerastium vulgatum Baumgarten var. triviale Edgeworth & Hooker f. |
| Common name | (Japanese common name) mimi-na-gusa (ミミナグサ, 耳菜草 [meaning: ears greens weed]) |
| (English common name) none | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu |
| (Other nations) Korea, China | |
| Habitat | Field, farm yard |
| Chromosomal number | unknown |
| Description | Plants 15-30cm tall. Leaves 1-4cm long. Flowers 5 white petals each 4-5mm long, 10 stamens, 5 styles, flowering in April to May. Winter annual plants. |
| Reference | Cerastium fontanum Baumg. subsp. vulgare (Hartm.) Greuter & Burdet |
| Cerastium fontanum Baumg. subsp. vulgare (Hartm.) Greuter & Burdet | |
| Cerastium fontanum subsp. vulgare (Hartman) Greuter & Burdet |
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| April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
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| April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
