6 576714 Koanophyllon standleyi (B.L.Rob.) R.M.King & H.Rob. [125 800389 Piqueria standleyi B.L.Rob.]
P.C. Standley, J.A. Steyermark, Fl. Guatemala, vol. 12 : p. 476, fig. 21 (1946-1977) [M. Pahl]

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