Galium album

White bedstraw
Scientific classification
Kingdom:	Plantae
(unranked):	Angiosperms
(unranked):	Eudicots
(unranked):	Asterids
Order:	Gentianales
Family:	Rubiaceae
Genus:	Galium
Species:	G. album
Binomial name
Galium album Mill.
Synonyms
Galium mollugo subsp. album (Mill.) Tzvelev Galium album var. praticola (Heinr.Braun) Michalk. Galium erectum Huds. Galium mixtum Stransky Galium woonasquatucketensis E.J.Whalen Galium mollugo subsp. erectum Syme Galium mollugo var. mixtum (Stransky) Stoj. & Stef. Galium mollugo var. nevadense Lange Galium mollugo var. praticola Heinr.Braun Galium sphenophyllum Klokov Galium sylvestre Scop.

Galium album, the white bedstraw or hedge bedstraw, is a herbaceous annual plant of the family Rubiaceae.

The stems can grow to at least 150 cm and are more or less erect with ascending branches. The stem is square in section with slight flanges. The plant is relatively hairless with shiny leaves and stem. Flowers are white or yellowish. The fruit are hairless.

Galium album is widespread over much of Europe, being native to a large region from Britain to Morocco, east to Turkey and Western Siberia. It is naturalized in Ireland, Scandinavia, Greenland and South Australia. It is found in pastures, grassy banks, etc., especially on dry calcareous soils. In Britain G. album is local in lowland England, rare in the north and very rare in Scotland.

Four subspecies are currently (May 2014) recognized:

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Wikipedia