Annual Report of the State Botanist. 29 



Pistillaria alnicola, n. sp. 



[Plate ',2. Figs. 22-24.] 



Club ovate or oblong, obtuse, sometimes compressed or irregular, 

 one to two lines high, sessile or with a very short stem-like base, 

 erumpent, glabrous, varying in color from brownish-ochre to bay-red, 

 whitish and spongy within; basidia with four sterigmata; sj)ore8 

 ovate, pointed at one end, .0004 to .0006 in. long, .00025 to .0003 

 broad. 



Dead branches of alder, Abius incana. Adirondack mountains. 

 Cascadeville. Sept. 



Mitremyces lutescens, Schw. 

 Shaded banks. Ellenville. July. This is considered by Dr. G. 

 Massee to be synonymous with Colostoma dnnabarina, Desf. 



Geaster fornicatus, Fr. 



Gouverneur, St. Lawrence county. Mrs. E. C. Anthony. 



The specimens have numerous rays and belong to var. muUiftdus. 

 Mrs. A. also sends from the same locality a specimen of G. mammosus, 

 Chev. 



Phyllosticta Negundinis, Sacc. & Speg. 



Living leaves of box elder, Negundo aceroides. Patchogue. Aug. 



Phyllosticta serotina, Gke. 

 Living leaves of wild black cherry, Prunus serotina.^ Manor, Long 

 Island. Aug. The wild black cherry is very common in the eastern 

 part of Long Island, and its leaves are often spotted by this fungus. 

 Its branches also are frequently attacked by Floivrightia morbosa, the 

 fungus that causes the " black knot," although in the northern and 

 eastern parts of the State this tree is almost entirely exempt from the 

 attacks of this fungus. 



Phyllosticta Hibisci, n. sp. 



Spots suborbicular, whitish or reddish-gray, with a narrow brown 

 border, 2 to 4 lines broad; perithecia minute, .004 in. broad, epiphyl- 

 lous, black; spores oblong, .0003 to .0004 in. long, .00012 to .00015 

 broad, usually with one or two nuclei; sporophores simple or branched, 

 .0004 to .0008 in. long. 



Living leaves of swamp rose mallow, Hibiscus moscheutos. East- 

 port and Patchogue. Aug. 



Phoma Libertiana, Speg. & Bourn. 

 Corticated branches of hemlock, Abies Canadensis. Sandlake. Aug. 



