OF SOUTH AUSTRALIA. 
203 
Chrysymenia obovata Sonder. 
Frond filiform, solid, irregularly dichotomous; the branches set with 
obovate, crowded, bag-like, horny-membranous ramuli ; conceptacles 
hemispherical. 
Very common on the western and southern shores of Australia. Collected 
in South Australia from Holdfast Bay, Encounter Bay. 
Fig. 67. — Chrysymenia obovata : a, plant; b, one of 
the ramuli, bearing conceptacles; c, 
section of a conceptacle, with part of 
the periphery of the ramulus; d, spores. 
(After Harvey.) 
BIND ERA Harvey. 
Frond cylindrical saccate, branching with similar prolifications, the 
external membrane consisting of three strata, the inner of large oblong cells, 
the intermediate of smaller angular cells, the outer of strings of minute 
moniliform cells at right angles to the surface of the frond. Cystocarps 
sub-immersed. Tetrasporangia immersed in the cortical stratum, cruciately 
divided. Confined to Australia, Tasmania. 
D 
