PRASCURS0RE6 AD MONOGRAPHIA POLYPORORUM. 
Species doubtful , or of uncertain place. 
rus acerinus, Opiz. Seznam, 137. 
byssinus, Pers. Myc. Enr. ii. 122. 
brunneus, Schwein. ( ubi ?) in Herb. Berk. 
canalium, Lour. Coch. ii. 693, Fr. S. M. i. 352. 
cephalotes, Pers. Myc. Fur. ii. 118. 
cerasi, Rostk. Poly. t. 61. 
citrinellus, Berk. $ Curt, in Curt. Cat. 
citromallus, B. Curt, in Herb. 2534 (Cuba), too 
imperfect for description, 
cribrosus, Pers. Myc. Fur. ii. 96. 
decrescens, Zoll. Arch. Neerl. Ind. i. 387. 
dispar, Kalch . in Grev. x. 101. 
echinatus, Pers. Myc. Fur. ii. 162. 
encephalum. Hoffm. Veg. Subter. 
foliaceus, Pers. Myc. Fur. ii. 121. 
furcatus, Jungh. FI. Java 69 (? Fomes). 
Gordoni, B. Br. in Herb. 2380 (abnormal), 
hasmatinus, Berk, in Herb. 2517 (India) insufficient, 
hepatites, B. fy C. in Herb. 2406 (Venezuela), nearly 
destroyed by insects. 
Humboldtii, Pers. Myc. Fur. ii. 120. 
incompletus, Ces. Myc. Born. 5. 
insularis, Pers. Myc. Fur. ii. 113. 
laburni, Opiz. Seznam. 136. 
latus, Fr. Syst. Myc. i. 384. 
luteoporus, Opiz. Lotus. 1855, 87. 
minimus, Jungh. FI. Java 64 (Laschia?). 
Notarisii, Berk, in Herb. 2918= P. reticulatus, De 
Not. vix Fries. 
odontoporus, Kalch (ubi?) Poria, in herb. 2929. 
ostrea, Pers. Myc. Fur. ii. 119. 
oxyporus, Sauter in Hedwigia 1876, 150. 
palmatus, Sauter in Hedwigia 1876, 151. 
pellucidus, Ft. Syst. Myc. i. 352. 
planus, Wallr. FI. Germ. ii. 602. 
polychrous, Ces. Myc. Born. 5, including several 
species 
polystictus, Pers. Myc. Eur. ii. 111. 
pustulosus, Zoll. Arch. Neerl. Ind. i. 387. 
ruber, Pers. Myc. Eur. ii. 43. 
Scopolii, Pers. Myc. Eur. ii. 120. 
scutatus, Pers. Myc. Eur . ii. 85. 
semipellucidus, Zoll. Arch. Neerl. Ind. ii. 291. 
Steinheilianus, Berk. <$* Lev. Ann. Sci. Nat. 1846 
(fide Streinz Nomenclator), 
stenoloma, Kalch. McOw. (ubi?). 
strobiliformis, Fr. Syst. Myc. i. 352. 
turritus, Pers. Myc. Eur. ii. 117. 
versipellis, Pers. Myc . Eur. ii. 96. 
