Koenigia islandica, the island knotweed, is a species of annual flowering plant in the buckwheat family, Polygonaceae and is the type species of the genus Koenigia. It is a very small plant and is found growing on wet gravel and scree in arctic...
Koenigia polystachya is a species of flowering plant in the knotweed family, known by the common names Himalayan knotweed and cultivated knotweed. It has several regularly used synonyms, including Polygonum polystachyum, Aconogonon polystachyum and...
Koenigia as described by Philibert Commerçon is a synonym of Dombeya. Koenigia is a genus of plants in the family Polygonaceae. The genus Aconogonon has been merged into Koenigia.
Polygonum is a genus of about 130 species of flowering plants in the buckwheat and knotweed family Polygonaceae. Common names include knotweed and knotgrass (though the common names may refer more broadly to plants from Polygonaceae). In the Middle...
Koenigia alpina (synonym Aconogonon alpinum), commonly known as alpine knotweed, is similar to Koenigia alaskana, but differs in leaf size and achene characteristics. It is native to Europe and temperate Asia. It is one of the parents of the...
Persicaria is a genus of herbaceous flowering plants in the knotweed family, Polygonaceae. Plants of the genus are known commonly as knotweeds or smartweeds. It has a cosmopolitan distribution, with species occurring nearly worldwide.
Koenigia mollis is a species of flowering plant in the family Polygonaceae, native to the eastern Himalayas and Myanmar.
The Polygonaceae are a family of flowering plants known informally as the knotweed family or smartweed—buckwheat family in the United States. The name is based on the genus Polygonum, and was first used by Antoine Laurent de Jussieu in 1789 in his...
Koenigia davisiae is a flowering plant in the knotweed family that is known by the common names Davis' knotweed or Newberry knotweed.
Koenigia weyrichii (synonym Persicaria weyrichii), the Chinese knotweed or Weyrich's knotweed, is a large, perennial, rhizomatous herb native to northeastern Asia in Kamchatka, Sakhalin, and northern and central Japan. It is also locally naturalised...
