[Vol. 5 

 362 ANNALS OF THE MISSOURI BOTANICAL GARDEN 



32. H. episphaeria (Schw.) Massee, Linn. Soc. Bot. Jour. 

 27:111. 1890; Cooke, Grevillea 20:11. 1891; Sacc. Syll. 

 Fung. 11 : 123. 1895. 



Thelephora episphaeria Schweinitz in Fries, Elenchus Fung. 

 1 : 225, 1828; Am. Phil. Soc. Trans. N. S. 4 : 169. 1832. 



Type: in Herb. Schweinitz, Kew Herb., and Curtis Herb. 



Fructification resupinate, effused, closely adnate, conform- 

 ing to the irregularities of the substratum, drying buckthorn- 

 brown to tawny olive ; in structure up to 90 /x thick, with hyphae 



rigid, interwoven, 2-2^ ^ in diameter, giv- 

 ing their color to the fructification; setae 

 Fig. 28 60-90x9-12 /x, emerging up to 15 ft, cylin- 



H. episphaeria. dric, obtuse, starting directly from the 

 Section X 68. From dark, opaquc, delimiting zone next to the 

 ^ * substratum, as differentiated in perma- 



nent preparations which were treated with KHO solution and 

 stained with eosin ; no spores found in type, but hyaline, even, 

 allantoid, 4-5x14-2 m in collections referred here. 



Fructifications 1-2 cm. broad, 2-5 cm. long. 



Under side of dead f rondo se limbs type on Alnus and Bia- 

 trype stigma. Vermont to Pennsylvania and Illinois. 



H, episphaeria resembles H. arida and H. cinnamomea in 

 aspect, but is thinner, lacks a hyphal layer, and has its setae 

 starting from the substratum, or very near it, and extending 

 up through the hymenium. 



Specimens examined: 

 Vermont: Middlebury, C. G. Lloyd, 07221 (in Lloyd Herb., 



and in Mo. Bot. Gard. Herb., 55558). 

 Massachusetts: Weston, A, B, Seymour, T 19 (in Mo. Bot. 



Gard. Herb., 18358). 

 New York: Albany, C. G. Lloyd, 07120 (in Lloyd Herb., and in 



Mo. Bot. Gard. Herb., 55481). 

 Pennsylvania: Bethlehem, Schweinitz, type (in Herb. Schwei- 

 nitz, in Kew Herb., and in Curtis Herb.) ; Trexlertown, W. 



Herhst, comm. by Lloyd Herb., 3612. 

 Ohio: Cincinnati, A. P. S L, V. Morgan, under the name H. 



insularis, comm. by U. S. Dept. Agr. Herb. 

 Illinois: Eiver Forest, E. T. d S. A. Harper, 742, 



