Ixiv 



Journal of Proceedmr/s. 



view that cystidia are barren conditions of the ordinary spore-bearing 

 structures or basidia) are more developed in C. aratus than in any other 

 sjDecies yet examined, an ilkistration is here given, for the loan of which 

 we are indebted to the courtesy of the Editor of the ' Gardeners' 

 Clironicle.' The ordinary cells of the plant are seen at the base of the 

 figure — a basidium with its four spores on the right, and two of the 

 gigantic cells, termed cystidia, occuj^y the body of the illustration. It is 

 a curious fact that all the cystidia in the specimen examined grew on the 

 gills close to the insertion of the stem, and none were to be found towards 

 the edge of the cap ; they may have dropped to the ground from this 

 part of the plant with the falling spores. 



X 400 

 Cystidia of Coprinus aratus. 



The other classes of Cryptogamia were attended to by Dr. Braithwaite 

 and Mr. E. M. Holmes. We have no report from the former gentleman, 

 but Mr. E. M. Holmes has furnished the Secretary with the follomng lists 

 of Lichens, Mosses and Scale-Mosses met with during the day, and has 

 kindly deposited the specimens on which the lists are founded in the 

 Club's Museum for future reference. The area of collecting was in the 



