44 
Mycologia 
10. Cercospora Hibisci Tracy & Earle, Bull. Torrey Club 22 : 
179. 1895 
On leaves of Hibiscus tiliaceus in Porto Rico : Rosario, 3793; 
Las Marias, 310; Dos Bocas below Utuado, 6618, 6364; Maricao, 
4797 ; Rio Maricao above Maricao, 3630. 
II. Cercospora Phyllitidis Hume, Bull. Torrey Club 27: 577. 
1900 
On leaves of Poly podium sp. in Porto Rico : Barros, 121. 
12. Cercospora Amaryllidis Ellis & Ev. Jour. Myc. 3 : 14, 
1887 
On leaves of Hymenocallis sp. in Porto Rico ; Santurce, 244; 
Coamo, 836. 
13. Cercospora densissima Speg. 1899 
On leaves of Sida sp. in Porto Rico : Mona Island, 6361, 6334. 
14. Cercospora Cassavae Ellis & Ev. Bull. Torrey Club 22 : 438. 
189s 
On leaves of Cassava sp. in Porto Rico : Dos Bocas below 
Utuado, 6337. 
Our material differs slightly from the description in that the 
conidiophores are longer, and sometimes septate, and are brown in 
color with hyaline tips. 
15. Cercospora Chamaecristae Ellis & Kellerman, Jour. Myc. 
4: 7. 1888 
On leaves of Cassia occidentalis and C. alata in Porto Rico : Dos 
Bocas below Utuado, 6034; Santurce, 269a; Anasco, 3386; Maya- 
giiez, 1276. 
In our specimens, the host C. occidentalis has a definite spot ; 
the length of the conidiophores is slightly different from the de- 
scription, being as long as 216//,; conidia usually 3-5-septate. 
16. Cercospora maricaoensis sp. nov. 
Spots diffuse, brown, scattered over the leaf, amphigenous, more 
numerous below ; conidiophores often branched, loosely fascicu- 
