69 



HYPHOMYCETES. 



Stilbum ramosum, Peck. 



Head subglobose, -whitisli or pale j-ellow ; stem thick, smooth, branched, 

 white above, pallid or brovvuish below, sometimes creeping and sending up 

 branches at intervals ; spores minute, oblong. 



Dead larvae of insects buried in rotten wood. Sterling. Sep- 

 tember. 



Periconia Azaleae, Peck. 



Plant small, .03'-04' high, black; stem slightly tapering upward; head 

 globose ; spores subglobose or elliptical, colored, .0002'-.0003' long. 



Twigs, capsules and old galls of Azalea nudijiora. New Scot- 

 land. June. 



Macrosporinm Chartarum, Peck. 



Flocci long, jointed, flexuous, branched, colored ; branches widely spread- 

 ing, somewhat nodulose; spores variable, subglobose, elliptical, obovate or 

 pyriform, black, shining, one to three septate, with one or two longitudinal 

 septa, .0006' -001' long. 



Damp paste board. Albany. November. It forms indefinite 

 black spots or patches. 



Clasterisporium pedunculatiim, Peck. 



Flocci erect, opaque, septate ; spores terminal, nearly straight, multiseptate, 

 colored, mostly subfusiform or lanceolate, about .003' long, the terminal cell 

 hyaline. 



Cut surface of wood. Savannah. October. 



Streptothrix abietina, Peck. 



Tufts pulvinate, scattered or crowded, blackish-brown ; flocci branched, 

 pale, echinulate ; spores globose, minutely rough, .00025 '-.0003' in diameter. 



Bark of prostrate trunks of spruce trees. Sandlake. September. 



The larger rough spores and echinulate threads separate this 

 species from S. atra. 



Aspergillus fuligiuosus. Peck. 



Creeping flocci white, septate ; fertile flocci erect, not septate, crowned with 

 a globose head which is rough with projecting processes ; spores globose, 

 sooty-black, smooth, .00016' in diameter. 



Eice paste and apple. Albany. 



