the above species, added one decided Gloionema {rutilans),
Conferva rutilans, R o t h , Cat. Bot. 3. p. 179.
In Wernerian Transactions, I have proposed to retain both
genera, and to refer to B an g ia only those species which have
their granules arranged in the form of transverse stris.
I have been induced to figure this plant in an early number,
on account of the very indifferent manner in which it was
executed for the Wernerian Transactions, when an unavoidable
absence from Edinburgh prevented my superintendence.
Fig. 1 . Plants, natural size. Fig. 2. A plant magnified. Fig. S. A summit o f
a branch ; and, Fig. 4. Granules,— both magnified.
