March 1904] 
Ohio Fungi. Fascicle IX 
57 
164. Elfvingia megaloma (Lev) Murrill. 
On stumps and logs. 
Columbus, Ohio. Oct. 1902-3. 
Coll. Kellerman, Schaffner, Jennings, Frank. 
“Polyporus (Fomentarius) Leucophaeus M. mss.: dimindatus; pileo 
maximo suberoso-lignoso convexo-plano tuberculato-noduloso glabro, tan¬ 
dem concentrice sulcato, crustaceo-laccato, ex albo lacteo cinerascente, 
lineolis obscurioribus fasciato, margine obtuso lactea sterili; poris minimis 
primo niveis tandem fuscescentibus, ore intusque albis. 
“Hab. Ad truncos Americae borealis. Ohio: Sullivant. 
“Desc. Pileus dimidiato-sessilis, semiorbicularis, maximus, trans- 
versim 3 decimetra latus, 13-15 centim. longus, postice fere decimetrum 
crassus, laccatus seu crusta rigida sat crassa industus, initio lacteus, 
lineolis cinereis concentricis marginem versus notatus, tandem cinerascens 
et superficiem Sterei fasciati Schw. referens. Margo obtusus, late sterilis, 
ut et hymenium junius, candidus. Substantia durissima, floccoso-suberosa, 
badia. Pori longissimi, omnium minutissimi, intus nivei, ore obtuso eadem 
materia, qua totus fungus premitus est vestitus, initio obturati, dein ob- 
ducti.” J. F. Cam. Montagne. Sylloge Generum Specierumque Crypto- 
gamarum, 157. 1856. 
I65. Entyloma menispermi Farl. et Trel. 
On Menispermum canadense L. 
Sandusky, Erie Co., Ohio. July 5, 1903. 
Coll. W. A. Kellerman. 
‘Ent. Menispermi Farlow and Trel ease. 
“Conidia acutely ovate, 11-24 A 4 by 3.5-4 A 4 . Spores light colored, globose 
or somewhat angular, smooth, with thin walls, about 5.5-11 A 4 in diameter.” 
W. G. Farlow. Botanical Gazette, 8 :275. Aug., 1883. 
166. Melamspora salicis=capre£e (Pers.) Wint. 
On Salix nigra Marsh. 
Columbus, Ohio. Sept. 20, 1903. 
Coll. W. A. Kellerman. 
Supplement to No. 47. 
167. Peronospora parasitica (Pers.) DeBary. 
On Dentaria laciniata Muhl. 
Columbus, Ohio. May 5, 1903. 
Coll. W. A. Kellerman. 
“Botrytis parasitica: cespitosa Candida, stipite deorsim simplice.” D. 
C. H. Persoon. Observations Mycologicae, 1:96, pi, 5. f. 6. a. b. 1796. 
