OF SOUTH AUSTRALIA. 
243 
BONNEMAISONIA C. Agardh. 
Frond filiform, compressed, decompound-pinnate , oppositely ciliate- 
plumose. A central tube, with slender branches passing among the large 
rounded cells of the intermediate layer, and a cortical layer of minute 
cellules. Cystocarps pedicellate, transformed from a ramulus. Tetra- 
sporangia unknown. 
Bonnemaisonia asparagoides (Woodw.) C. Agardh. 
Frond to 30 cm. high, below about 2 mm. thick. Colour rosy. 
The species (and genus) has only been observed in Australia from the 
specimens collected by Miss Davey in Investigator Strait, and recognized 
and determined by Reinbold. 
ASPARAGOPSIS Montagne. 
Frond filiform, above penicillate, branching, thyrsoid-paniculate, the 
ramuli pinnulate, opposite with delicate cilia. A central slender tube sur- 
rounded by large thin cells, and a cortex of minute radiating coloured 
cells. Cystocarps globose pedicellate, formed from a pinnule. Tetra- 
sporangia not known. 
There are two South Australian species, both about 25 cm. high. 
