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| May 2007 at open field |
May 2007 at open field |
May 2007 at open field |
| Family | Polygonaceae |
| Subfamily | Polygonoideae |
| Scientific name | Persicaria maculosa S. F. Gray |
| Synonyms | Persicaria dichopodum (Ohki) Sasaki; Persicaria maculata (Rafinesque) A. Löve & D. Löve; Persicaria mitis Delarbre; Persicaria persicaria (L.) Small; Persicaria ruderalis (Salisbury) C. F. Reed; Persicaria ruderalis (Salisbury) C. F. Reed var. vulgaris (Webb & Moquin-Tandon) C. F. Reed; Persicaria vulgaris Webb & Moquin-Tandon ex Webb & Berthelot; Polygonum dichopodum Ohki; Polygonum dubium Stein; Polygonum fusiforme Greene; Polygonum minus Hudson var. subcontinuum (Meisner) Fernald; Polygonum persicaria L.; Polygonum persicaria L. forma angustifolium Beckhaus; Polygonum persicaria L. forma humile S. X. Li & Y. L. Chang; Polygonum persicaria L. forma latifolium S. X. Li & Y. L. Chang; Polygonum persicaria L. var. angustifolium Beckhaus; Polygonum persicaria L. var. pubescens Makino; Polygonum persicaria L. var. ruderale (Salisbury) Meisner; Polygonum puritanorum Fernald; Polygonum ruderale Salisbury; Polygonum shuchengense Z. Z. Zhou |
| Common name | (Japanese common name) haru-tade (ハルタデ, 春蓼 [meaning: Spring tade (tade = Polygonaceae plants)]) |
| (English common name) lady's thumb, spotted lady's thumb, persicary, redshank, redlegs, peachwort | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu, Okinawa |
| (Other nations) Russia, Korea, China, Taiwan, Indonesia, Nepal, Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, Uzbekistan, Caucasus | |
| Habitat | Roadside, rice paddy, farm yard, wet field |
| Chromosomal number | (female) 2n=22 |
| Description | Plants 30-60cm tall. Leaves 4-14cm long. Flowers inflorescences 3-5cm long, pink perianths ca. 2.5-3.5mm long, flowering in April to October. Annual plants. |
| Reference | Persicaria maculosa Gray |
| Polygonum persicaria L. | |
| Polygonum persicaria L. | |
| Polygonum persicaria Linnaeus |
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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 |
May 2007 at open field |
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| May 2007 at open field |
May 2007 at open field |
May 2007 at open field |
