The smut fungi of Amaryllidaceae, those of the grass taxa Aristideae, Chion
achninae, Melinidinae, Acroceras, Aristida, Arthraxon, Chionachne, Melinis,
Paspalidium, Polytoca, Rhynchelytrum, Trichachne, Tricholaena and Triraphi
s have been studied, as well as Ustilago bullata, U. bromivora, Conidiospor
myces and Tilletia of Setaria, some diverse smut fungi, and the genus Pseud
odoassansia, which is emended.