(410 ) 
Inonotus corrosus Murrill. 
n dead wood: Porto Rico. 
F a dependens Murrill. 
wood: Porto Rico. 
Nene sirtatum (Sw.) M 
On dead wood: Porto Rico, Culebra. 
AGARICACEAE 
Schizophyllus alneus (L.) Schroet. 
On dead trees and branches: Porto Rico, Culebra. 
Marasmius sp. (indeterminable). 
Bela strigosus Se = ries. 
On 
logs: Porto Ric 
THELEPHORACEAE 
Stereum sp. (undetermined). 
n dead woo 
UREDINALES 
(Determined by Professor J. C. Arthur) 
CoLEOSPoRIACEAE 
sees Al cla Ipomoeae (Schw.) Burr. 
Ipomoea stolonifera (Cyrill.) Poir.; also Quamoelit coccinea (L.) Moench: 
cae Rico, St. Croix. 
PucciniacEAE 
Puccinia lateritia Berk. & Curt. 
in Spermacoce tenutor L.: aes Rico. 
Puccinia heterospora Berk. & Cur 
On Sida humilis Cav.: Porto ee St. Croix. 
SUMMARY 
Dee ah tao ayes os eerie ea ae 15 
Cc Hepaties:s:nicois ieee GaGaiwsthnwsarvied 2 
ryptogams 
SSCS here te emi k en at eek te cet 5 
Berns 25 Actas uch ee aarti aan akea tes 12 
Monocotyledons.................0020005 97 
a Dicotyledons........0.....0..00 00200000. 448 
