Polygala cowellii (Britton) S.F. Blake [ Phlebotaenia cowellii Britton]
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Polygala cowellii (Britton) S.F. Blake [ Phlebotaenia cowellii Britton] [Polygalaceae]
N.L. Britton, F.W. Horne, Popular Fl. Puerto Rico: t. 563] () [F.W. Horne]