324 KEY. M. J. BEEKELET AND DR. M. A. CURTIS 



Jimhriatum and Jaceritm, and the inseparable mass and short pores 

 from P. pezizoides. 



339. P. REviviscENS, B. ^' C. (151, 257, 309, 310.) Placenti- 

 forme, umhrinum, reviviscens, suhspongiosum ; poris margine albo 

 subquadrato verrucseformi cinctis. 



■ On bark of livinp; trees. Hab. Louisiana, Forming little 



patches an inch or two across, with an abrupt darker edge 

 marked with lines of growth after the fashion of Polyporits au- 



stralis. 



■ The hymenium at first is studded with little warts which, 

 in miniature, resemble those of Lycopei-don gemmatum, and at 

 length have a minute orifice leading into a cylindrical pore. It 

 ia Stereum Salei, no. 3360, from Louisiana, of Dr. Curtis's 

 United States communications. 



22. riSTTJLINA, BuJL 



340. F. HEPATiCA, Fr. Ep. p. 504. (406.) 

 On the roots of a tree blown down by the wind. He 

 kim, Pennsylvania, Europe. 



23. HvDXTJM, L. 



341. H. HiRNEOLoiDES, B. Sf C. (299.) Gelatinosum, subpelhici- 

 dum; pileo reniforrai palhde brunneo hispidulo ; stipite exceutrico 

 basi incrassato hispido; hymenio albido; aculeis subulatis acutis- 

 simis. 



On rotten w^ood. July. Pileus an inch or more across ; stem 

 inch high, } thick at the base. Allied to IL ffelafinosnm. 

 Sometimes sessile. 



342. H. PLUMARiUM, B. 4- C. (205.) Album (siccum ochraceum) ; 

 pileo ex infimdibuliformi fisso-palmato fimbriatoque lineato depresso 

 toraentoso subzonato ; stipite gracili tomentoso ; aculeis brevibus ob- 

 tusis hie illic complanatis ; hymenio quandoque subporoso. 



On sticks in woods. July. Stem f inch long; pileus 1| long 

 and broad. 



Closely allied to Uyclnum paJmatum, Hook., which equals it in 

 size, but has a dark pileus and still more porous hymenium. By 

 an error of the press, lines have been substituted for inches m 

 Kunth's ' Synopsis.' AVe have two closely allied species collected 

 by Salle in Brazil. 



343. H, FL.wuM, B, Ann. Nat. Hist. vol. x. p. 380. (237, 305, 306, 

 348.) 



