Systematics and biology of the Cape genus Sparaxis (Iridaceae)

Systematics and biology of Lapeirousia, Codonorhiza, Psilosiphon and Schizorhiza in southern Africa

The Iris family

Crocosmia and Chasmanthe

Gladiolus in tropical Africa

The Woody Iridaceae: Nivenia, Klattia & Witsenia

The genus Watsonia

A revision of the southern African genus Babiana, Iridaceae: Crocoideae

Cape plants

Index to Plant Chromosome Numbers 1986-1987/Msb-30

Index to Plant Chromosome Numbers 1984-1985 (Monographs in Systematic Botany from the Missouri Botanical Garden, 0161-1542; Vol. 23)