Cactus Grandiflorus.
Botanical name:
Classic texts: USDisp 1918.
Classic texts: USDisp 1918.
Harrisia divaricata (Lam.) Lourteig.
Bot. syn.: Cactus divaricatus Lam. non Kuntze, Cereus divaricatus (Lam.) De Cand., Cereus nashii (Britt.) Vaupel, Harrisia hurstii W. T. Marschall, Harrisia nashii Britt., Pilocereus divaricatus (Lam.) Lemaire.
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