HOTSOX. 



CULTURE STUDIES OF FUNGI. 303 



b. Primordium not a spiral. 



§ Bulbils large, 100-750 /j, irregular. 



Papulospora aspergilliformis. 

 §§ " 70-150 it, somewhat spherical, 

 producing peritheciawith slight pap- 

 illa Melanospora anotnala. 



(ii). Primordium- two or more lateral branches 

 forming a spherical aggregation of cells at the 

 top. Papulospora polyspora. 



III. Bulbils white to cream colored, 30-35 m in diam. 



Papulospora Candida. 



IV. " steel gray, 21-30 n in diam Papulospora cinerea. 



Harvard University 

 April, 1911. 



Literature. 

 Bainier, G. 



'07. Evolution du Papulospora aspergilliformis et etude de 

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'07. On Heredity in Certain Micro-organisms. Kansas Univ. 

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 Bary, A. de and Woronin, M. 



'66. Ascobolus pulcherrimus. Beitr. z. Morph. u. Phys. der 



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 '87. Comparative Morphology and Biology of Fungi, etc. 

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 Berkeley, M. J. 



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 Berlese, A. N. 



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 Biffen, R. H. 



'01. Notes on some factors in the spore-formation of Acro- 

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