LIST OF PLATES 



I. Rosendahl, C, O. Anatomy of Symplocarpus 



foetidus. 

 II. Rosendahl, C, O. Anatomy of Symplocarpus 

 foetidus. 



III. Rosendahl, C. O. Anatomy of Symplocarpus 



foetidus. 



IV. Butters, F. K. Anatomy of seeds of Caulophyllum 



thalictroides. 

 V. Butters, F. K. Anatomy of seeds of Caulophyllum 

 thalictroides. 

 VI. Butters, F. K. Seedlings of Caulophyllum thalic- 

 troides. 

 VII. Butters, F. K. Seedlings of Caulophyllum thalic- 

 troides. 

 VIII. Butters, F. K. Seedlings of Caulophyllum thalic- 

 troides. 

 IX. Butters, F. K. Seedlings of Caulophyllum thalic- 

 troides. 

 X. Butters, F. K, Reconstructed models of embryos 

 of Caulophyllum thalictroides. 

 XI. Hone, D. S. Exobasidium mycetophyllum. 

 XII. Hone, D. S. Cantharellus retirugus. 



XIII. Hone, D, S. Anatomy of Exobasidium myceto- 



phyllum and Cantharellus retirugus. 



XIV. Hone, D. S. Sclerotinia tuberosa, Chlorosplenium 



aeruginascens, Lachnea hemisphaerica, Macro- 

 podium macropus. Tuber lyoni. Helotium 

 citrinum. 

 XV. Hone, D. S. Plicaria repanda. 

 XVI. Hone, D. S. Urnula craterium. 

 XVII. Hone, D. S. Sclerotinia tuberosa and Discinia 

 venosa reticulata. 

 XVIII. Hone, D. S. Sarcoscypha coccinea. 



XIX. Hone, D. S. Rhytisma ascerinum and Rhytisma 

 salicinum. 

 XX. Clements, F. E. and Shantz, H. L. Eucapsis 

 alpina. 

 XXI. Rosendahl, C. O. Symplocarpus foetidus. 

 XXII. Rosendahl, C. O. Symplocarpus foetidus and T^y- 

 sichiton camtschatcense. 



XXIII. Butters, F. K. and Rosendahl, C. O. Syringa vul- 



garis. Twigs of Syringa vulgaris and Tilia anier- 

 icana. 



XXIV. Butters, F. K. Anatomy. Species of Liagora and 



Galaxaura. 

 XXV. Clements, F. E. Anatomy. Colorado fungi. 



VIII 



