41 
and rhizoid-like ends of the filaments are rather firmly woven to- 
gether and transformed to a dense and firm plectenchyma (Fig. 3 A), 
Fig. 8. Cladocephalus luteofuscus (Crouan) Börgs. 
Compare text. a, b. c. d. e about ”Iı; f, 9, h about 1; à about 1/1. 
though not so dense but that numerous small openings are present 
between the filaments. The stipe has a very similar anatomy. 
The plant is uncalcified. 
