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Trichocereus knuthianus (Echinopsis knuthiana)

Trichocereus knuthianus Echinopsis knuthiana 77

Trichocereus knuthianus is a plant that can be found in many parts of Peru. As a species, it is much more diverse than the clone that it is mostly reduced to and there are various forms that belong into the context of Trichocereus knuthianus.  In addition, there are intermediates with Trichocereus schoenii and Trichocereus tarmaensis…

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Trichocereus huascha (Echinopsis huascha)

Trichocereus huascha Echinopsis huascha Lobivia Helianthocereus Delia 2

Trichocereus huascha, also known as Echinopsis huascha, is an Argentinian Trichocereus species that looks very similar to Trichocereus spachianus, Trichocereus grandiflorus, Trichocereus shaferi and Trichocereus schickendantzii. However, there are important differences to distinguish them. Trichocereus huascha has had a long history with many name changes due to its unique position between Trichocereus, Lobivia and Echinopsis.…

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Trichocereus skottsbergii / Echinopsis skottsbergii (T. chiloensis)

Trichocereus skottsbergii Echinopsis chiloensis ssp. skottsbergii Ulrich Hörner (5)

Trichocereus skottsbergii Backeberg, also called Echinopsis skottsbergii, is a columnar cactus that is closely related to Trichocereus chiloensis / Echinopsis chiloensis. Under current taxonomy it is placed as a subspecies below Trichocereus chiloensis with Echinopsis skottsbergii as currently accepted name. Trichocereus skottsbergii grows together with Trichocereus chiloensis without forming zones of hybridization. The easiest way…

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