fife If
C l a s s a n d O d d e r CRYPTOGAMIA FUNGI, i i n m — N a t . O r d . HYPOX Y LA ,
De Cand.
G EN ERIC CHARACTER.
Receptaculum varium, sessile, liberum vel erumpens. Perithecia omnino latentia
vel ore exserto ; intus massa gelatinosa sporidifera insiructa.
Receptacle various, sessile, free, or bursting through the bark. Perithecia
concealed, or furnished with a prominent orifice ; filled with a gelatinous
sporuliferous mass.
S P E C IF IC CHARACTER.
S t r o m a t o s p h æ r i a u n d u l a t a ; effusa, interrupia, unchdata, atra, intus albci,
ostiolis subrotundis prominulis.—F r i e s .
St. effused, interrupted, undulate, black, white within, the orifices of the
perithecia roundish, prominent.
S t r o m a t o s p h æ r ia undulata, Grev. FI. Fdin. p. 356.
S p h æ r i a u n d u l a t a , Pers. Syn. Fung. p . 2 1 .—Alb. et Schwein. p . 9.—De Cand.
FI. Franç. v. 6. p . 120.—Moug. et Nestl. N i. Fxskc. No. 371.— Hook. FI.
Scot. Pt. 2. p . 5.—Schwein. Fung. Carol. No. 4 0 .—Fries, Syst. Mycol. v. 2.
p . 350.
H ab. On the dead branches o f various trees,-at all seasons, not very rare.
About Fdinburgh, occasionally.
Receptacle effused, spreading for 2 inches or more in an undulate, interrupted
manner, on the denuded wood, or even on the bark of the branches
of trees : near 2 lines thick, dull black, whitish within, of a corneous
substance. Perithecia numerous, with roundish, prominent orifices.
Thecce very slender, containing about 6 linear-oblong sporidia.
This species is distinguished from the following, by being
shorter, thicker, the surface much more broken and tuieven, and
hy the orifices of the perithecia being roundish and much more
prominent, even to the naked eye. I t is also of much less frequent
occurrence.
Fig. 1. a. Plant, natural size, b, A portion o f the receptacle, c, Thecoe and
Sporidia ; magnified.