320 NEW YORK STATE MUSEuM 



MORCHELLA DELICIOSA Fr. 



Delicious Morel. 

 Figs. 4 and 5 Mature plants, two forms. 

 ' ' 6 Vertical section through the center of a mature'plant. 

 " 7 A spore sack containing eight spores, X 400. 



MORCHELLA BISPORA Sor. 



Two-spored Morel. 

 Fig. 8 A mature plant. 



' ' 9 Vertical section through the center of a mature plant. 



" 10 A spore sack containing two spores, X 400. 



MORCHELLA SEMILIBERA DC. 



Half-free Morel. 

 Fig. 11 A mature plant. 



' ' 12 Vertical section through the center of a mature plant. 



" 13 A spore sack containing eight spores, X 400. 



PLA.TE 4. 



MORCHELLA CONICA Pers. 



Conical Morel. 

 Figs. 1 and 2 Mature plants. 

 ' ' 3 Vertical section through the center of a mature plant. 

 " 4 A spore]sack containing eight spores, X 400. 



MORCHELLA ANGUSTICEPS PccTc. 



\Narroio-cap Morel. 



Figs. 5, 6 and 7 Mature plants of various^forms. 

 ' ' 8 Vertical section through the center of a mature plant. 

 ' ' 9 A spore sack containing eight spores, X 400. 



PLATE 5. 



Gyromitra esculenta Fr. 



Esculent Oyromitra. Edible. Helvetia. 



Fig. 1 A mature plant. 

 ' ' 2 Vertical section through the center of Ja mature plant. 

 ' ' 3 A spore sack containing eight spores, X 400. 



Helvella crispa Fr. 

 Figs. 4, 5 and 6 Mature plants of various forms. 

 * ' 7 A spore sack containing eight spores, x 400. 



MiTRULA VITELLINA SaCC. var. IRREGULARIS_;P«JCfc. 



Irregular Mitrula. 

 Figs. 8 to 18 Mature plants of various forms. 

 " 14 A spore sack containing eight spores, X 400. 



