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6 370179 Echinocereus reichenbachii (Terscheck) J.N.Haage (Terscheck) J.N.Haage [Cereus caespitosus Engelm. & A. Gray]
Ann. Missouri Bot. Gard., vol. 73 : p. 507, fig. 1.1 (1914) [G. Engelmann]
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