SPECIFIC CHARACTER.
A c r e m o n i u m verticillatum; thallo albo; sporidiis ovatis, vei'ticillatis.
A. Thallus white; sporidia ovate, whorled.
A c r e m o n i u m verticillatum. Link, in Berl. Mag. S. p. 15. t. 1 . f- 20. Pers.
Mycol. Europ. 1 . p. 27.
H ab. On dead wood and trunks of trees. Near Edinburgh. Spring.
ThaUus spreading, in the form of a white web. Filaments very slender,
branched, jointed. Sporidia more ovate than oval, their pedicels arising
in a whorled manner.
In the third species, A . alternatum of L i n k , the sporidia
are arranged alternately. P e r s o o n seems to have taken
a very erroneous view of the genus, tvhich he says hears some
resemblance to Himantia. H e confesses, however, genus
mihi plane ignotum.”
Fig. 2. a, A. verticillatum, nat. size, b. Filaments and Spondia, magnified.
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