Vascular Plants of North Carolina
Account for Blue Field-madder - Galium sherardia   E.H.L. Krause
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Section 6 » Family Rubiaceae
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AuthorE.H.L. Krause
DistributionWidespread in the Mountains and Piedmont; rare in the Coastal Plain. First collected in 1932 by William C. Coker from the lawn of Captain Prichard's house, Chapel Hill, Orange County.

Native of Europe; in N.A. essentially throughout except the northern Plains and Rocky Mountain states.
AbundanceFrequent in the Piedmont, uncommon in the Mountains, rare in the Coastal Plain.
HabitatYard and lawn weed, campus weed, roadsides, edges of walking trails, urban and suburban business lawns, pastures.
PhenologyFlowering and fruiting February-August.
IdentificationBlue Field-madder differs from all our other bedstraws (Galium) by having an involucre beneath the flowers (in this case, a cup-shaped bract that is deeply divided into 8 segments). The flowers are lavender to pink, with a much longer tube than in bedstraws.
Taxonomic CommentsLong known as Sherardia arvensis.

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State RankSE
Global RankGNR
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