264 



Explanation of Plates. 



PLATE XII. 



(All Figures X 250.) 



PUCCINIA. 

 Fig. 



97. Teleutospores of Puccinia arenariae on Stellaria media. 



98. Teleutospores of P. -plagianthi on Plagianthus sidoides, the epispore being 



slightly channelled. 



99. Teleutospores (stained) of P. malvacearum on Malva rotundijolia. 



100. Teleutospores and mesospore of P. malvacearum on Lavatera -plcbeia. 



101. Teleutospores, mostly one-celled, of P. keteros-pora on Abutilon cris-pum. 

 702. Teleutospores and mesospores of P. morrisoni on Pelargonium australc. 



103. Uredospores of P. geranii~-pilosi on Geranium -pilosum. 



104. Teleutospores of the same, the single germ pore being noticeable as a pal 



channel through the apex of the cell wall. 



