Angiosperms (Flowering Plants) • Earth.com

Ray'S Knotweed

(Polygonum oxyspermum raii)

galery
en

Description

Polygonum oxyspermum�is green or blue-green. Annual, stems prostrate, generally run along the surface of the ground but sometimes do rise above ground level. They can be as much as 100�cm (39�in) long. Leaves are up to 35�mm (1.4�in) long. Flowers are green, white or pink, in axillary clusters.

Taxonomic tree:

Domain:
Kingdom: Plantae
Phylum: Magnoliophyta
Class: Magnoliopsida
Order:Caryophyllales
Family:Polygonaceae
Genus:Polygonum
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