120 The Scottish Naturalist. 



ina3 on Sagina procumbens. It is doubtful if there is 

 sufficient ground for regarding these as distinct from 

 P. lychnidearum. 



* P. fallens Cooke. Mycol. Scot. p. 241. Add " Dee." 



Professor Trail has found a few spores of this Puccinia, 

 mixed with a multitude of spores of Trichobasis fallens, 

 on Vicia sepium and Anthyllis vulneraria. 



* Uredo vacciniorum Pers. Mycol. Scot. p. 245. 



Usually on Vaccinium myrtillus. 



2184. Coleosporium senecionis Fr. C. Micro. Fungi, Ed. iv. p. 



218. 



Spots obliterated ; sori solitary or regularly crowded, sub-rotund 

 or oval, on the under surface, surrounded by the ruptured epidermis ; 

 spores sub-globose when free, orange. 



On various species of groundsel. Summer — autumn. 



East. Forth Tay Dee Moray 



West. Clyde Ross 



England. Europe. 



Very common and abundant. It will probably be 

 found in ail the districts. 



2185. Synchytrium mercurialis Fckl. Symb. Myc. p, 74. 



B. 6° Br. No. 1389. G rev ilka, ii. p. 162. 



Tubercles chiefly confluent on the nerves of the leaves, hemi- 

 spherical, greenish, depressed at the summit, each with a papilla 

 which is white ; sori oblong, grey, for the most part in pairs ; zoo- 

 spores globose, uninucleate, hyaline ; spores echinulate, '0012 — 

 •0015 in. 



On Mercurialis perennis. Summer — autumn. 



East. Tay Dee 



West. 



England. Europe. 



2186. Ustilago succisae Magn. Waldh. Aperc. des Ustil. p. 30. 



Masses of spores pale ; spores globose or subglobose, colourless, 

 •015— *oi6 mm. 



On anthers of Scabiosa succisa. Sept. 



East. Tay 



West. 



Rannoch, 1879. ^ r B« White. 

 Europe. 



