T U B E R C U L A R IA g ra n u la ta .
Rough dull-red Tubercularia.
C l a s s a n d O k d e b CRYPTOGAMIA FUNGI, Lim—N a t . O r d . GASTROMYCI,
Lillie.
GENERIC c h a r a c t e r .
Receptaculum subglobosum, sessile vel brevi-stipitatum, carnoso-vesiciihsum. Sporidia
in amhitu dispersa— Substantia nunquam gelatinosa. Color plerumque
ruber.
Receptacle subglobose, sessile or shortly stipitate, carnoso-vesiculose. Sporidia
contained ÎDI the circumference.—Substance never gelatinous. Colour
mostly red.
SPECIFIC CHARACTER.
T u b e r cu la r ia granulata ; subrotnnda, brevissime stipitata, sordide rubra, demum
nigrescens, superficie rugoso-tuberculosa.
T . somewhat round, very shortly stipitate, dull red, at length black, the
surface rugoso-tuberculose.
T u b e r c u la r ia g r a n u l a ta , Pers. Syn. Fung. p . 118.—Alb. et Schwein. p . 69.
—De Cand. FI. Franç. v. 6. p . IO9.—Fries, Sclerom. Suec. Fxsicc. No. 257-
—Schwein. Fung. Carol. No. 296— Nees’ Syst. t. 2. f. 32.
Hab. On dead branches of various trees, rare. I have found it occasionally
near Edinburgh in the autumn.
Gregarious, about a tenth or twelfth of an inch in diameter, roundish, furnished
with a very short stipes. Colour a dull red, changing at length
to nearly black. Surface between rugose and tuberculose, or rugose
with a few scattered tubercular prominences. Sporidia oval.
Tubercularia is a genus extremely natural in the habit of
its species, and at the first glance not liable to he mistaken for
any other. All the species are of a roundish determinate form,
and all that I am acquainted with are composed of two substances
; the one forming a sort of nucleus, passing downwards,
and attaching the plant to the substance on which it grows ;
the other spreading over the summit of the nucleus, and more or
less projecting at the margin like a rounded pileus. The nu-
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