130 
Usnea barbata florida Fr. Vic. Mapiri, Jan., 1893 (1749). 
Sticta pallida Hook. Vic. Mapiri, Jan., 1893 (1756). 
Säcta quercizans Peruviana? Vic. Mapiri, Jan., 1893 (1751 fp.). 
Sticta (Ricasolia) corrosa Sch. Vic. Mapiri, Jan., 1893 (1760). 
Leptogium pulchellum (Ach.) Nyl.. Vic. Mapiri, Jan., 1893 (1753). 
LEPTOGIUM PHYLLOCARPUM (Pers.) Eckfeldt (Z. dudlatum phyllo- 
carpum Pers.) Vic. Mapiri, Jan., 1893 (1752). 
Cora pavonia Fr.. Vic. Mapiri, Jan., 1893 (1759). 
Physcia leucomella (L.) Michx. Vic. Mapiri, Jan., 1893 (1751). 
Physcia hypoleuca (Mühl) Tuck. Vic. Mapiri, Jan., 1893 (1757). 
The same covered with Azatora (Abrothallus) oxyspora (Nyl.) Tul. 
Vic. Mapiri, Jan., 1893 (1758). 
FUNGI. 
(Determined by Prof. W. G. Farlow.) 
Hexagonia tenuis Hook. Between Guanai and Tipuani, Apr— 
June, 1892 (1327). 
Polyporus Floridanus Berk. Between Guanai and Tipuani, Apr.— 
June, 1892 (1325). 
Polyporus sanguineus Fr. Between Guanai and Tipuani, Apr.— 
June, 1892 (1323). 
Lenzites striata Fr. Between Guanai and Tipuani, Apr.—June, 1892 
1322 Ü 
Polystictus flavidus Berk. Between Guanai and Tipuani, Apr._June, 
1892 (1322, Pf). 
Polystictus occidentalis (Klotsch) Fr. Between Guanai and Tip- 
uani, Apr.-June, 1892 (1 324). The form which has been 
called P. dyrsimus Mont. 
Hypolyssus Montagnei Berk. Mapiri, July-Aug., 1892 (1479). 
Dimerosporum sp.  Mapiri, July-Aug., 1892 (1547). 
Agaricini, not in a condition to be determined, are nos. 1326, 1447 
1498, 1747, 1765 and 1769. 
No. 1570 is an indeterminable mixture of fresh-water algae. 
Nos. 994, 1540, 1542, 1764, 1766, 1767 and 1768 are galls. 
