Manfreda scabra (Ortega) McVaugh [ Agave brachystachys Cav.]
      
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6 640531 Manfreda scabra (Ortega) McVaugh [125 28558 Agave scabra Ortega] Agavaceae
P.C. Standley, J.A. Steyermark, Fl. Guatemala, vol. 3 : p. 109, fig. 22 (1946-1977)