!
I f I
f
T R IC H O T H E C IU M r o s e u m .
Rose-coloured Trichothecium.
C l a s s a n d O r d e r CRYPTOGAMIA PUNGI, Linn— NAt. O r d . BYSSOIDEÆ
Grei,._MUCEDINES, Link.
G EN E R IC C HARAC T ER .
Thallus dense coespitosus, Jloccosus ; Jloccis ramosis, intricatis, decumhentibus.
Spondia ovalia didyma.
Thallus densely cæspitose, filamentous; the flocci (or filaments) branched,
entangled, decumbent. Sporidia oval, 2-celled.
s p e c i f i c c h a r a c t e r .
T richothecium ro seum ; j&cc¿t albidis, sporidiis copiosissimis, roséis.
T. woolly filaments white, sporidia very abundant, rose-coloured.
T r i c h o th e c iu m roseum. Link, in Berl. Mag. v. 3. p. 18. t. 1 . f. 27.— Nrei
Syst. t. 3. f. 41— Grev. Fl. Edin. p. 465.
T r i c h o d e rm a roseum, Pers. Disp. Meth. Fung. p. 92.— Syn. Fung. p .2 3 1 .—
Hoffm. Fl. Germ. 2. t. 10. f. 1 .7 ? * P e r s .-A lb . et Schwein. p. 135.
H ab. On rotten branches o f trees, and even putrefying vegetables, chiefly
m the spring, b u t occasionally aU the year. Frequent.
Thallus m smaU tufts 1 -3 lines broad, about a line high, roundish, at first
distinct, often becoming confluent, composed o f a mass of entangled,
white, branched, articulated, pellucid, woolly filaments. Sporidia rose-
coloured, very numerous, large, oval, 2-celled, scattered among the fila-
ments, and eventually rendering the whole mass o f a reddish colour.
This pretty little plant was separated from Trichoderma
and constituted the type of a distinct genus, by that acute bo!
tanist Jrroiessor L i n k .
I have in vain sought for this genus, as well as for Tricho-
dxrma, in the first Section (all that is at present published), of
P e r s o o n ’s Mycologia Europtea. Nor can I conceive in what
part of his system he intends to place them, unless, perhaps, as
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