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Trichocereus schoenii / Echinopsis schoenii

Trichocereus schoenii , also known as Echinopsis schoenii under current nomenclature, is a south Peruvian Trichocereus species that Backeberg described and named after E. Schön, who assisted him financially on his trips. Mr. Schön was from Arequipa, which is where one of the most important habitats of this species is. However, the species is not limited…

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Trichocereus macrogonus (Echinopsis macrogona) in Matucana II

Trichocereus macrogonus Echinopsis macrogona Collana Pichu Matucana Peruvianus

In this chapter I want to show you some of the wild populations of Trichocereus macrogonus aka Echinopsis macrogona from Matucana. The species is partially synonymous with Echinopsis peruviana, which is why there is quite some overlay between these two. The name Echinopsis macrogona has a long and troubled history, because most authors have their…

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The history of the PC Trichocereus clone – Predominant cultivar

I wanted to clarify some things about the PC Trichocereus clone and the differences to classic Trichocereus pachanoi. What it is, where it probably is from and what it isnt. The name is one of the most overused names in the history of Trichocereus culture. I personally hate it and spent days discussing the whole…

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