BRITISH THELEPHORE^E. 
17 
12. Coniophora ochracea, Massee, Linn. Journ. t. 47, /. 13. 
Very broadly effused, somewhat membranaceous, indeterminate ; 
hymenium powdery, ochraceous ; spores yellowish, subglobose, 
8 x 6-7 /x. 
Spreading continuously over the inside of elm bark. Kew. 
13 . Conlophora membranacea ( B.C . ). Cooke Grev. vm., 89. Sow. 
Fungi t. 214. 
Somewhat orbicular, or effused, rather membranaceous, fragile, 
margin fibrillose, yellowish ; hymenium dingy ferruginous, 
powdery ; spores elliptical, brownish-yellow, 10-15 X 5-6 p. 
Forming thin patches on walls, &c. 
Gen. 2. PENIOPHORA. Cooke Grev. vm., 20. 
Resupinate effused ; hymenium setulose, setae (or cystidia) 
hyaline, verruculose, fusiform ; spores white, hyaline. 
A. Margin free , more or less re flexed. 
1. Peniophora quercina (Fr.) Cooke Grev. vm., t. 125, f. 13. 
Between cartilaginous and membranaceous, at first adglutinate, 
then with the centre fixed, elsewhere separated, and at length 
involute, rigid, smooth beneath and turning black ; hymenium 
flesh colour ; cystidia fusoid, 50-70x 15-20 p. Spores oblong 
ellipsoid, curved, 13-15x5 p. 
On oak branches, etc. Common. 
2. Peniophora pezizoides, Massee Mon. TJiel. p. 141, t. 47, figs. 
17-19. 
Somewhat leathery, cup-shaped, then flattened, fixed at the 
centre, externally pallid villous ; hymenium ochraceous, velvety, 
continuous ; cystidia fusoid, but with the apex rounded, acute at 
the base, 50-60 x 20 /x. Spores globose, 4-5 fx. 
On horse-chestnut branches. Kew. 
s 
3 . Peniophora gigantea (Fries). Massee Mon. Thel. p. 142. Corticium 
giganteum, Handbk. 922. Stev. Br. Fung. II., 274. 
Very broadly effused, swelling when moist, waxy, hyaline-white, 
cartilaginous when dry, papery, free, milk white, margin strigose 
radiating ; hymenium even, continuous, velvety ; cystidia fusoid, 
50-60x20-30 fx. Spores ellipsoid, 10 x 5-6 fx. 
On bark and wood of fir. 
B. Margin adpressed, often indeterminate. 
4. Peniophora limitata {Mont). Cooke Grev. vm., t. 123, /. 7. 
Somewhat orbicular, closely adnate, grumous, indurated, smooth, 
lurid, becoming pale ; margin limited by a black line ; hymenium 
very delicately velvety ; cystidia fusoid, 30-40 x 15-20 p. Spores 
oblong-ellipsoid, slightly curved, apiculate at the base, 20-22 x 
6 fx. 
On bark and wood. 
