Tim Harvey

Succulent Cultivars and Hybrids —An Introduction

Tim Harvey, 2014 .

Taxonomy of the Cactaceae

Tim Harvey, 2015 .

John Jacob Lavranos 1926, Corfu, Greece – 2018, Loulé, Portugal

Tim Harvey, 2018, Cactus and Succulent Journal.

Succulents in Cultivation - Breeding New Cultivars

Tim Harvey, 2017, Cactus and Succulent Journal.