FUNGORUM

776 Tremellineæ, Exidia.
ciatim partitis, 4-sterigmieis; sporis elongatis, curvulis, 17-18
4-5, germinando mox 2-4-locularibus; sporidiolis afere curvatis.
Hab. in truncis Betulæ in Germania.
18. Exidia crenata (Schw.) Fr. Epicr. p. 591, Tr. crenata Schwein. 8355
Carol. p. 80. - Effusa, crassa, undulato-applanata, costata, fusco-badia;
margine eleganter crenato.
Hab. passim in ramis Carolinæ Amer. fœder. - Inter majores
species, præcedentibus cognata.
19. Exidia spiculata Schwein. Syn. Amer. bor. p. 1101. - Adpressa, 8356
effusa, crassiloba, verrucosa, rugulosa, olivaceo-virens, siccitate parum
diminuta, at colore tum nigro; papillis in superficie frequentibus;
margine in lobos minores obtusos diviso.
Hab. in disco cæsio truncorum Platani, Bethlehem Amer. bor.
20. Exidia applanata Schwein. Syn. Amer. bor. n. 1102. - Appla- 8357
nato-expansa, arcte adpressa; margine tantum sublibero; figura
oblonga, satis crassula 4-6 mm. longa, sicca alta et quasi pulve-
raceo-furfuracea, rugis aut venis extus paucis notata; papillis
sparsis.
Hab. in interiore cortice Rhois glabri, BethIehem Amer. bor.
21. Exidia lurida Schwein. Syn. Amer. bor. n. 1100. - Effusa, gy- 8358
roso-plicata, lurida, orbiculata, crassiuscula, sicca diminuta, papil-
lis raris adpressa.
Hab. in ramis Celastri, Bethlehem Amer. bor.
22. Exidia, purpureo-cinerea Mac Owan et Katchbr. in Grevillea X, 8359
p. 106. - Primo patellaris centro affixa, dein effusa, plana, dense
papillosa, purpureo vel cæruleo-cinerea.
Hab. ad truncou, Somerset East, in M. Boschberg Africæ australioris
(MACOWAN). - Aproxima E. glandulosa Fr. differt colore
et papillis multo minoribus et confertioribus.
23. Exidia fuliginea Mont. Syll. Crypt. n. 610. - Effusa, crassa, ge- 8360
latinosa, subapplanata, fuliginosa, sicca atra, papillis conicis spi-
culosa, centro undulato-gyrosa, gyris confertis, subtus concolor
glabra, margine v. ambitu plicato-crenulata; sporis ..... non visis.
Hab. in lignis emortuis Rancagua in Chili (BERTERO).
24. Exidia obliqua B. et C. Nolth Amer. Fung. n. 308. - Nigra, ob- 8361
liqua, expansa, subtus velutina; hymenio levi.
Hab. ad ramos, New England Amer. fœder. (MURRAY).
25. Exidia tenax Cooke in Grevillea VIII, p. 57. - Effusa, appla- 8362
nata, undulato-lobata, fuliginea, papillis minimis conspersa, sub-
tus levis; basidiis immaturis clavatis, furcatis (?).