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| May 2007 at open field |
May 2007 at open field |
May 2007 at open field |
| Family | Commelinaceae |
| Subfamily | Commelinoideae |
| Tribe | Tradescantieae |
| Subtribe | Tradescantiinae |
| Scientific name | Tradescantia virginiana L. |
| Synonyms | Ephemerum congestum Moench; Tradescantia brevicaulis Rafinesque; Tradescantia congesta (Moench) D. Don; Tradescantia rupestris Rafinesque; Tradescantia speciosa Salisbury; Tradescantia virginiana L. var. alba Hooker ex Rafinesque; Tradescantia virginiana L. var. barbata Rafinesque |
| Common name | (Japanese common name) oh-murasaki-tuyukusa (オオムラサキツユクサ, 大紫露草 [meaning: large purple tuyukusa (tuyukusa = Commelina communis)]) |
| (English common name) Virginia spiderwort, widow's tears | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu, Okinawa |
| (Other nations) [native] Canada, USA | |
| Habitat | Field, roadside |
| Chromosomal number | 2n=12, 24 |
| Description | Plants 50-100cm tall. Flowers purple or white, flowering in May to September. Perennial plants. |
| Reference | Tradescantia virginiana L. |
| Tradescantia virginiana L. | |
| Tradescantia virginiana Linnaeus | |
| Note | Naturalized plants. |
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| May 2007 at open field |
May 2007 at open field |
May 2007 at open field |
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| May 2007 at open field |
May 2007 at open field |
