Alveolaria, 124 
Baeodromus, 125 
Bubakia, 104 
Calliospora, 159 
Calyptospora, 113 
Cerotelium, 123 
Cionothrix, 124 
Coleosporium, 85 
Cronartium, 121 
Cystingophora, 131 
Dendroecia, 145 
GENERIC INDEX 
Dicheirinia, 147 
Discospora, 149 
Endophyllum, 126 
Gallowaya, 95 
Hemileia, 149 
Hyalopsora, 112 
Melampsorella, 111 
Melampsoridium, 110 
Melampsoropsis, 117 
Necium, 114 
Neoravenelia, 130 
Phragmopyxis, 154 
Physopella, 102 
Pileolaria, 147 
Polythelis, 152 
Prospodium, 160 
Pucciniastrum, 105 
Pucciniosira, 126 
Ravenelia, 131 
Tranzschelia, 150 
Uredinopsis, 115 
Uredo, 97 
Uropyxis, 154 
PARTS PREVIOUSLY PUBLISHED 
Volume 7, Part 1. 
Volume 22, Part 1. 
Parnassiaceae. 
Volume 22, Part 2. (Rosales:) Saxifragaceae, Hydrangeaceae, Cunoniaceae, 
Iteaceae, Pterostemonaceae, Hamamelidaceae, Altingiaceae, Phyilonoma- 
ceae. 
Ustilaginales : Ustilaginaceae, Tilletiaceae. 
Rosales: Podostemonaceae, Crassulaceae, Penthoraceae, 
