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NEW YORK STATE MUSEUM 



Craterellus cornucopioides Pers. 



Cornucopia Craterellus. 



Fig. 7 A cluster of three plants of different degrees of development. 



" 8 A single mature plant. 



' ' 9 Vertical section of a small plant . 



" 10 Four spores, X 400. 



Hydnum coralloides Scop. 

 Coral-like Hydnum. 

 Fig. 11 A plant growing from a piece of wood. 

 " 12 A branch with its branchlets and spines. 

 " 13 Four spores, X 400. 



PLATE 25. 



Clitocybe laccata Scop. 



Laccate Clitocybe. 



Figs. 1, 2 and 3 Plants showing the usual color when fresh and moist. 



' ' 4 and 5 Plants showing the paler color of the caps when dry. 



' ' 6 and 7 Vertical section of the cap and upper part of the stems of two 



plants of different form. 

 " 8 Four spores, x 400. 



' ' 9 and 10 Two plants of a larger form, their caps yet fresh and moist. 

 " 11 A plant from whose cap the moisture has evaporated. 

 ' ' 12 Vertical section of a cap and the upper part of its stem. 

 ' ' 13 Four spores, x 400. 



Variety striatula Peck. 



Figs. 14, 15 and 16 Three plants whose caps are yet moist and show the 

 marginal striations. 

 ' ' 17 A plant whose cap is dry and paler. 

 " 18 Four spores, x 400. 



Variety pallidifolia Peck. 



Figs. 19 and 20 Plants whose caps are yet moist. 

 " 21 A plant whose cap is dry and paler. 

 ' ' 22 Vertical section of a cap and the upper part of its stem. 



Variety amethystina Bolt. 

 Figs. 23, 24 and 25 Three plants with their caps yet fresh and moist. 

 " 26 . A plant whose cap is dry and paler. 

 ' ' 27 Four spores, x 400. 



PLATE 26. 

 Pleurotus ulmarius Bull. 



Elm Pleurotus. 

 Fig. 1 An immature plant. 

 ' ' 2 A mature plant showing the central coloration and spotting some- 

 times seen on the cap. 



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