228 MICEOSCOPIC FUNGI. 



irregular; spores obovate, at first hyaline, very shortly pedicellate^ 

 even, then brown. — On leaves of Myosotis. * 



Protomyces menyanthis, De Bary. Spores aggregated ia 

 roundish or confluent patches, immersed ia the substance 9f the 

 leaves, purplish on tiie surface ; spores subglobose, brownish. — 

 On leaves of Menyanthis and Comarum. 



SiNCHiTRiUM, De Bary. 



Cellules often numerous, aggregated, iuvoxved in a comniou 

 membrane, forming sori ; endochrome coloured, decidedly 

 granular; zoogonidia globose, rarely oval or oblonj 



ig. 



Synchytrmm Taraxaei, D. By. Cellules variable, seated 

 beneath the cuticles of living leaves; zoogonidia globose.— Oa 

 leaves of Dandelion. 



Synchytrium raercurialis, Eckl. Tubercles confluent 

 on the nerves of the leaves, hemispherical, greenish, depressed 

 above, umbilicate ; sori oblong, grey ; zoogonidia globose, uni- 

 nucleate, hyaline, echinulate. — On leaves oi Mercurialis perennis. 



Synchytriuni Anemones, Wor. Gregarious, rounded, or 

 confluent and irregular, purplish, then blackish; zoogonidia 

 subglobose.— On leaves and petioles of Anemone nemorosa. 



USTILAGINEI, TuL. 



TsTiLAGO, Link. 



Plant deeply seated. Spores simple, springing from delicate 

 threads, or in closely-packed cells, ultimately breaking up 

 into a powdery mass. — Berk. Outl., p. 335. 



A. Spores with epispore smooth. 



+ Spores globose, rounded oblong, or slightly flattened. 



g,. Epispore brown. 



TJstilago grammica, B. and Br. Banded Smut ; formin 





