Sherardia arvensis L.
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Rubiaceae
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Scientific Name
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Description
Species Description - Fls 4(–6)-merous; sep erect; cor funnelform with slender tube; stamens about equaling the cor-lobes; ovary bilocular, with a single axile ovule in each locule; style unequally bifid; fr dry, longitudinally 2-ribbed, crowned by the persistent sep; herbs with whorled lvs and small fls in terminal heads, surrounded by an involucre of lanceolate, basally connate lvs. Monospecific.