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Galium spurium

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Galium spurium or false cleavers is a plant species of the Rubiaceae. It is widespread across Europe, Asia, Africa and Canada, and is naturalized in Australia.<ref name="peggyearnshaw">Kew World Checklist of Selected Plant Families</ref><ref>Altervista Flora Italiana</ref><ref>Moss, E. H. 1983. Flora of Alberta (ed. 2) i–xii, 1–687. University of Toronto Press, Toronto.</ref> It is considered a noxious weed in many places.<ref>Wenming Zhang & K. L. Bailey. 2000. Biological Control of Cleavers (Galium spurium and G. aparine) with Pathogenic Fungi - Exploration and Discovery. Proceedings of the X International Symposium on Biological Control of Weeds 4-14 July 1999, Montana State University, Bozeman, Montana USA Neal R. Spencer (ed.). pp. 117-123 </ref>

Galium spurium is an erect or reclining herb up to 50 cm tall. Stems are square in cross-section. Leaves are in whorls of 6-8, narrowly lanceolate. Flowers are in multi-flowered cymes or panicles, white or yellow-green.<ref>Flora of China v 19 p 136, 猪殃殃 zhu yang yang Galium spurium </ref>

Subspecies

Many varietal and subspecific names have been proposed, but at present (May 2014) only 3 are recognized:<ref name="peggyearnshaw"/>

References

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External links

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