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| topspirende pileurt (Bistorta vivipara (L.) Gray; Persicaria vivipara (L.) Ronse Decr.; Polygonum viviparum L.); slangeurt (Bistorta major Gray; Persicaria bistorta (L.) Samp.; Polygonum bistorta L.) | |||
| ormrot: 3 phrases in 2 subjects |
| Botany | 2 |
| Natural sciences | 1 |