214 ILLINOIS ACADEMY OF SCIENCE 
ridiophores pale brown, 6 » thick, 50-100 » long, or in old spots 
160 » long, geniculate. Conidia, linear to whip shaped, pale, 
34-78x3.5 mw. 
On Mikonia sp, Utuado, 7923, (type), Aguado, 5083, Mar- 
icao, 4700. 
Cercospora beticola Sacc. 
On Beta vulgaris, Rio Piedras (Stevenson), 5550. 
Cercospora henningsw Allesch. 
On Cassava, Bayamon (Stevenson), 3932. 
Cercospora atricincta. 
On Zinnia sp. Espinosa (Stevenson), 3130. 
Cercosporidium Earle 
Cercosporidium helleri E. 
Passalora helleri E. 
On Sphenoclea zeylandica Mayaguez 3757. 
STILBACEAE 
Stilbella, Lindau 
Stilbella flavida (Cke.) Kohl. 
On coffee, Dos Bocas, 6565; Jayuya, 5975; Ponce, 4269; 
Monte de Oro, 5720; Rio Maricao above Maricao, 3637; El 
Gigante, 8488; Arecibo Lares Road, 7245. 
On Bryophyllum pinnatum, Maricao, 385. 
On Psychotria uliginosa, El Alto de la Bandera, 9047, on 
Elephantopus mollis, Jayuya, 467, Monte de Oro, 5740. 
On Piper macrophyllum Monte de Oro, 5734, 5722; on 
Synedrella nodiflora, Ponce, 4268. 
TUBERCULARIACEAE 
Microcera Desm. 
Microcera fujtkurot. 
On grapefruit, Pueblo Viejo (Stevenson), 5008. 
