r
FUSIDIÜM GRISEÜM.
Grey Fusidium.
C l a s s a n d O r d e r CRYPTOGAMIA FUNGI, im n—NAT. Ord. BYSSOIDEÆ,
Gret>._EPIPHYTÆ, Link.
G EN E R IC CHARACTER.
Thallus plano-effusus, minutissimo-fioccosus. F hcd ramod, breves. Sporidia
inspersa, libera, fusiformia, non septata.
Plant plane, effused, minutely filamentous. Filaments short, branched.
Sporidia scattered, free, fusiform, not divided.
S P E C IF IC CHARACTER.
F u s i d iu m g r i s e u m ; thallus colore griseo.
F. plant of a grey colour.
F u s i d iu m g r i s e u m , Ditmar, in Sturm’s Deutschl. Fungi, 1 . 17-—Link, in Berl.
Mag. V. 3. p. 8.—Gray’s Nat. Arr. v. 1. p. 544.—Grev. Fl. Edin. p. 464.
H ab. On dead leaves, chiefly those of the Beech and Oak. Autumn to spring.
About Edinburgh.
Thallus or mass o f filaments, forming effused, irregular, flat, whitish or g r e y
spots, 1 -5 lines broad, and very thin. Filaments very short, but u n d e r
a pocket magnifier, appearing to be rather compact. Sporidia fusiform,
pellucid, not divided, free, and scattered among the filaments.
Fig. 1 . a, Ftmdium griseum, on Beech leaves, nat. size, b. Filaments and Sporidia
magnified.
FUSIDIUM ELAVO-VIRENS,
Yellow Fusidium.
S P E C IF IC CHARACTER.
F u s id iu m f l a v o - v i r e n s ; thallus colore flavo.
F. p l a n t o f a y e l l o w c o l o u r .
F u s i d iu m f l a v o - v i r e n s ; Ditmar, in Sturm’s Fungi, t. 18— Grev. Fl. Edin.
p. 464.
AT)I,. II.