1896.] FAIRMAN PUFF BALLS, SLLME MOULDS, ETC. 213 



Rpst. , under which name it was Hstcd in Peck, 1. c. , page 56, and 

 Sacc. Syll., 1. c. , page 447. On rotten log, May, 1888. 



157. Hemitrichia clavata (Pers. ) Rost. Macbr. . 1. c. , page 

 206, plate 111., hgs. I. 1/'. / /ciniai'cyria , Peck, I. c. , page 56. Sacc. 

 Syll., 1. c, page 447. 



Trkhia ( Haller) Rost. 



158. Trichia favoginea (Batsch) Pers. Macbr., 1. c. . p. 



214, plate \\'., figs. 5, 5a, 5/;. Trichia ckrysospcrma fHull.) in 

 Peck, 1. c. , page 56. Sacc. Syll., 1. c. , p. 442. On rotten wood. 



159. Trichia decipiens (Pers.) Macbride. Macbr., 1. c, p. 



215. T. fallax Pers., in Peck, 1. c. , page 56, and .Sacc. Syll., 1. c. , 

 p. 439. On rotten log in woods, Lyndonville, Oct., 1899. 



MUCORACE.^ DeBary. ' 

 Sub-Family 2. MUCORiC Van Tiegh. 

 MucoR Mich. 



160. Mucor Mucedo Linn. Common everywhere on decay- 

 ing fruit and vegetables, as well as various putrescent organic sub- 

 stances. For synonyms see Roscoe Pound, " Revision of the Muco- 

 raceae," Minnesota Botanical Studies, Bulletin No. g, page 93. 



161. Mucor Taeniae Fairman. Proc. Roch. Acad, of 

 .Science, vol. 1, page 52, and plate IV., figs. 4, 5, 6. On segments 

 of Tape Worm, Lyndonville. 



Rhizopus Ehr. 



162. Rhizopus nigricans Ehr. Mucor stoloni/er Ehr. 

 Aseophora imicedo Tode, in Pound's Revision, page 98. Name from 

 the Greek r/iiza, root, and pous, foot, i. e. root-footed, on account of 

 the resemblance of the rhizoids to a root-system. For the same 

 reason the fungus is called by the Germans " wurzelfuss. " Nigricans 

 — blackish, referring to the color of the sporangium, which becomes 

 dark colored w^hen the spores mature. For information as to struc- 

 ture and life history the reader is referred to : Underwood, " Moulds, 

 Mildews and Mushrooms," p. 24, plate 2, fig. 3. C. J. Chamberlain, 

 Jour. App. Micros., p. 547, fig. 26. Bennett and Murray, Crypt. 

 Bot. , p. 338. Zopf, Die Pilze, p. 316 and fig. 6. On grapes in bas- 

 kets at the markets, Medina, N. Y. , Jan., 1891. The appearance of 

 the grapes was much injured by the fungus. Albert F. Woods, acting 

 chief of the Division of Vegetable Pathology, U. S. Dept. Agric. , 



