Russian collections: Pavel Pytkov (Moscow reg.)

Victor Gapon. Cuesta Miranda

Anatoly Mikhaltsov. Anatomic-morphological peculiarities of variegated form of cacti from the Genus Gymnocalycium Pfeiff

Gordon Rowley – 85!

Marie Lutsenko. "Terra seca" – 2006

Natalia Schelkunova. Illustrated Mini-Encyclopedia of Cacti & Succulents

David Parker. Echinocereus parkeri

Hans Till. Eugendorf-2006

Stanislav Uzunov. The lithops shows teeth

Konstantin Korotkov. Influence of solar radiation?

Natalia Schelkunova. A little bit more of monstrous lithopses

Urs Eggli. Some comments to previous publication

Victor Gapon. Form, cultivar, sort

Viacheslav Moukhachov. Define this plant-2