Graff: Fungi and Lichens from Guam 11 



A species intermediate between Polystictus xanthopus Fr. and 

 P. flabelliformis Kl., and very closely related to P. luteus Bl. and 

 Nees, from which it is separated by its smaller size and more deli- 

 cate character. 



Of very general distribution throughout the tropics and one 

 of the most common species to be found in this region. 



Polystictus occidentalis (Kl.) Fr. Nov. Symb. Myc. 90. 1851 



Polyporus occidentalis Kl. Linnaea 8 : 486. 1833. 

 Trametes lanatus Fr. Epicr. Myc. 490. 1838. 

 Trametes occidentalis Fr. Epicr. Myc. 491. 1838. 

 Trametes wahlbergii Fr. Fungi Natal. 11. 1848. 

 Trametes scalaris Fr. Fungi Natal. 12. 1848. 

 Polyporus scorteus Fr. Nov. Symb. Myc. 89. 1851. 

 Trametes devexa Berk. Journ. Linn. Soc. 13: 165. 1873. 

 Polyporus illotus Kalchbr. Grevillea 10: 102. 1882. 

 Coriolopsis occidentalis Murr. Bull. Torr. Bot. Club 32 : 358. 

 1905. 



Guam Exp. Sta. 303. 



This much described species is of very general distribution 

 throughout the tropics. 



Polystictus sanguineus (L.) Fr. Nov. Symb. Myc. 75. 1851 



Boletus sanguineus L. Spec. Plant. Ed. II, 1646. 1763. 

 Xylometron sanguineum Paul. Icon. Champ, pi. 3, figs. 3, 4. 

 1793. 



Agaricus ruber Lamk. Encyc. Met. Bot. 1 : 50. 1783. 

 Polystictus sanguineus Mey. Flor. Esseq. 304. 181 8. 

 Polyporus sanguineus Pers. in Gaud. Bot. Freyc. Voy. Uranie 

 170. 1826. 



Polyporus flaccidus Pers. in Gaud. Bot. Freyc. Voy. Uranie 171. 

 1826. 



Polyporus ampliporus Fr. Elench. Fung. 1 : 99. 1828. 

 Pycnoporus sanguineus Murr. Bull. Torr. Bot. Club 31: 421. 

 1904. 



Guam Exp. Sta. 300. 



The distribution of this fungus is universal throughout the 



