Species

Polygonum oxyspermum Ledeb.

Ray's Knotgrass

Polygonaceae

Taxonomy

Classification

Group: Spermatophytina (Spermatophytes)
Family: Polygonaceae (Knotgrass family)
Genus: Polygonum (Knotgrass)

Synonyms

Polygonum oxyspermum

Trivial names

Immergrünes Hungerblümchen

Related species

Polygonum oxyspermum Ledeb. - Ray's Knotgrass
Polygonum raii Bab. - Ray's Knotgrass
Polygonum aviculare agg. - Knotgrasses
Polygonum aviculare L. - Knotgrass
Polygonum depressum Meisn. - Equal-Leaved Knotgrass

Traits


    <span class="v1">Inflorescence:</span> flowers solitary to clustered, with foliage-leaves (almost) up to the apex. <span class="v1">flowers:</span> mostly reddish to whitish. <span class="v1">perianth:</span> 5&#8209;leaved. <span class="v1">tepals:</span> <ba><b><i>...

    You find the complete description in our app:
    iFlora bei Google Play

Distribution

Distribution in Europe


Polygonum oxyspermum

Legend

The colours represent the floristic status of the species in the respective region. Green indicates native occurrences, light green naturalized occurrences. Adventive occurrences are represented by light yellow shades and plants that are cultivated (but rarely occur in the wild) are dark yellow. Grey colours are used, if the floristic status of species is unknown or uncertain.


Distribution in Germany

Polygonum oxyspermum

Legend

Natural, established occurences
Artificial occurences

The color intensity reflects the species' abundance

Data: Floristische Kartierung Deutschlands (Stand 2013), Bundesamt für Naturschutz (www.floraweb.de)

Ecology

Polygonum oxyspermum

Polygonum oxyspermum

Status

  • native

Habitat

  • coastal drift lines

  • often in saline habitats

<< back

To top