Undeterminate. 



Botrytis sp. — On dead cane leaves, Rio Piedras, 1914, 1422. 



Capnodium sp. — On living cane leaves and stalks, Rio Piedras, 

 1912, 4507, 45] 5. Spermatia and Triposporium stages. 



Corticium sp. — On dead cane leaves, Rio Piedras, 1195, 3224. A 

 pink, sterile form. 



Crepidotus sp. — On rotted cane stalks, Rio Piedras, 1203, 1304. 



Dasycypha sp. — On cane trash, Rio Piedras, 2511. 



Fusarium spp. — A number of species are commonly found on 

 cane trash, material in damp chambers, in cultures of cane soils and 

 in one instance as the apparent cause of a red-rot of cane stalks. 



Lasiosphaeria sp. — On dead cane, Rio Piedras. 1911, 4110. 



Lophodermium sp. — On dead leaf-sheaths, Rio Piedras, 1420. 



3Iarasmius spp. — On cane trash a great variety of undeterminable 

 species have been collected. 



Marsonm sp. — On midribs of dead cane leaves, Rio Piedras, 6416, 

 6429. Macroscopically not distinguishable from Melanconium sac- 

 charinum. 



Odontia sp. — On dead cane stalk, Rio Piedras, 1916, 6062. Dis- 

 tinct from the other species, but not yet named by Dr. Burt. 



Peniophora sp. — On cane trash, Rio Piedras, 1204. A yellow 

 species, the only collection being sterile. (PI. XXVI, fig. 13, 14.) 



Polydesmus sp. — On dead cane leaves, Rio Piedras, 1914, 1651. 

 ^lacroscopicalty indistinguishable from Spegazzinia and Tetracoccos- 

 poris. (PI. XXi:^, fig. 13.) 



Sclerotium sp. — On dead and dying cane leaves, particularly the 

 leaf-sheaths, Rio Piedras. April 1911, 4044, Aug., 1911, 4077, May, 

 1912, 4312, Oct., 1912, 4651, May, 1917, 6471. A gray form very 

 distinct from S. Rolfsii. 



Stilhum sp. — On dead cane stalks, Rio Piedras, 1343, 1267. Not 

 8. incarnatum reported on cane in Java. 



Tapesia sp. — On dead cane stalks, Rio Piedras, 1266. (PI. XXVII, 

 fig. 3, 4.) 



Trogia sp. — On dead cane, Rio Piedras, 1197. (PI. XXVI, fig. 

 18, 19.) 



Valsa sp. — On dead cane-stalks, Barceloneta, June 1917, 6433. 

 The same species has also been encountered in cultures of leaf spots. 

 It is not parasitic, as far as tests to date show. 



Voluiina sp.— On dead cane, Rio Piedras, 1914, 1 200. (PI. XXVH 

 fig. 11-13.) 



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