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2 583749 Langsdorffia hypogaea Mart.
C.F.P. von Martius, A.G. Eichler, I. Urban, Fl. Bras., vol. 4(2): fasicle 47, (Balanophoreae; Aristolochiaceae; Rafflesiaceae; Nymphaeaceae; Cactaceae): t. 1 ( 1869)