A report of putative ectomycorrhizal fungi from Puerto Rico, Mona, and Guan
a Island in the Greater Antilles includes four species of Amanita, three of
which are new species; two Lactarius, one is new, and two species of Bolet
us, one new. In addition, new distribution records of Phlebopus beniensis,
Russula littoralis, Lactarius ferrugineus, a new small spored Phylloporus,
and Suillus brevipes with Pinus caribaea are reported. Ectomycorrhizal host
s for ail but the Suillus include Coccoloba uvifera (Polygonaceae) and puta
tive hosts Hymenea courbaril (Caesalpiniaceae) and Andira inermis (Papilion
aceae).