Journal Vol 91-2

The Huntington Botanical Garden presents the 2018 offering of the International Succulent Introductions
John N Trager

Myron Kimnach 1922–2018
Catherine Phillips

Echinocactus polycephalus in the Anza-Borrego State Park
Elton Roberts

The Crassulaceae of Southern Peru
Guillermo Pino, Daniel Montesinos-Tubée & Grzegorz Matuszewski

Molecular study of the genus Copiapoa (Cactaceae) Part III
Fred Kattermann

Agave oteroi (Asparagaceae/Agavoideae) a new species from North-central Oaxaca, Mexico
Greg D Starr & Tristan J Davis

Variegated Gymnocalycium hybrids cultivation in Thailand
Pavaphon Supanantananont

Sansevieria conduplicata, a new species of Sansevieria in the north of Uganda
Thomas C Cole and Tom Forrest

Non-specific biological control of several Cereus species in South Africa
Ralph Peckover

Book Review: How to grow Lithops and other living stone plants
Steven Hammer