INTRODUCTION 



369 



I 

 A 



Fig. 120. CUass Basidiomyceteae. Steps in the discharge of a basidiospore or of a 

 sporidium from its sterigma. (A-I) Subclass Heterobasidiae, Order Dacrymycetales, 

 Family Dacrymycetaceae, Calocera cornea Fr. (J-M) Subclass Teliosporeae, Order 

 Uredinales, Family Pucciniaceae, Endophyllum euphorbiae-sylvaticae (DC.) Wint. 

 (Courtesy, Buller: Researches on Fiuigi, London, Longmans, Green and Co. A-I, 

 vol. 2, p. 7; J-M, vol. 3, p. 54.) 



5 _4 



A 



B 





I 



Fig. 12L Class Basidiomyceteae. The successive discharge of four basidiospores 

 from one basidium of Agaricus campestris Fr. (Courtesy, Buller: Researches on Fungi, 

 London, Longmans, Green and Co., vol. 1, p. 52.) 



