Pi. cell.aph. 11. HYMENOTHECEZ:. 597 
F. Hymenium veined ; veins anastomosing ; cap leatherlike, 
corky. Dedaleadez. 
Cap semicircular... ...+++++e00+++++ DEDALEA. 266. 
G. Hymenium tubular; tubes short, persistent, not cut ; 
cap leatherlike or woody. Boletideze. 
Thallus attached by its back............ Porta. 267. 
Traltus semicircular *.’.... o. 0060.3 vs 0) DOLETUS. 268. 
Stem lateral; cap semicircular ........ GRIFOLA. 269. 
Stem central; cap orbicular, mem- 
EAWACEOUS. Soe ss. occa c.c cjaele ose saesg COLTRICIA. 270. 
Stem central; cap orbicular, fleshy, 
Concave e@eeecene e@eereee en2neeenv0e 080 eeoesee08 STRILIA. 971. 
Stem central; cap orbicular, fleshy, 
COMMONS 3 oi oo ode, wo of 5 &0'al 41 ele sa? ...- ALBATRELLUS. 272. 
Stem lobed; lobes branchlike, porous Potyporus. 273. 
Tubes close; stem central; 
collar distinct; cap orbicular............ SUILLUS. 274. 
Lules close; stem central ; 
collar fibrous; cap orbicular.,........... PinUZZA. 275. 
Tubes close; stem central; 
collar 0; cap orbicular ......... woes. LECCINUM. 276. 
Tubes separate; stem lateral ; 
collar 0; cap semicircular ......+++... FISTULINA. 277. 
I. Elymenium toothed, teeth lamellar, torn ; cap leather- 
dike. Sistotremadez. 
Stem distinct; cap concave ......++ SISTOTREMA. 278. 
Stem 0; cap semicircular............ CERRENA. 279. 
Thallus attached by its back ......... XYLODON. 280. 
K. Hymenium spinose ; spines not divided. WHydnidez. 
Cap regular, fleshy, convex ; 
stem central, naked. .......+eeeeeeeees HYDNUM. 281. 
Cap regular, fleshy, concave ; 
stem central, naked .......-+e0+ee8++ DENTINUM. 282. 
Cap regular, membranaceous ; sui 
stem lateral, naked.......0.2+2+++ AURISCALPIUM. 283. 
Cap semicircular, sessile .....+e+0s STECHERINA. 284. 
