348 THAXTER. 



PLATE III. 



Endogone tenebrosa Thaxter. 



Figure 46. Nearly mature chlamydospore, showing unbroken proto- 

 plasmic isthmus. 



Endogone radiata Thaxter. 



Figure 47. Section of sporocarp, showing part of surface and gleba, with 

 radiately arranged chlamydospores. Zeiss obj. A, oc. 4. 

 Figures 48-51. Chlamydospores of varying form. 



Endogone canadensis Thaxter. 

 Figures 52-55. Chlamydospores showing the slender sporophore. 

 Endogone fulva (Berkeley) Patouillard. 



Figure 56. Chlamydospore from the Type of E. Molleri. 



Figure 57. Chlamydospore from the island of Grenada, B.W.I. 



Figure 58. Chlamydospore from Florida. 



Figure 59. Chlamydospore from Grenada, B.W.I. 



Endogone reniformis Bresadola. 



Figures 60-63. Sporangia from the Straits of Magellan. 

 Figures 64-66. Sporangia from Spegazzini's type of E. argentina. 

 Figures 67-68. Sporangia from the Berlin type of E. reniformis. 

 Figure 69. Single spores from the last. 

 Figures 70-71. Single spores from Spegazzini's type. 



Endogone malleola Harkness. 



Figures 72-74. Sporangia from the calif ornian type of Harkness. 



Figures 75-76. Sporangia from Torrends Fungi Selecti, No. 159, E. 

 Torrendii Bres. 



Figures 77-78. Sporangia from New Zealand communicated by Lloyd. 



