166 
THE SEAWEEDS 
b. Frond traversed by veins or rhizoids. 
All fringed by marginal processes or cilia, in which appear the cysto 
carps and tetrasporangia. 
Rhodophyllis blepharicarpa Harvey. 
Ten cm. to 14 cm. high. Laciniae 7 mm. to 12 mm. wide, rather rigid 
South Australia (Encounter Bay, Eastern Bays). 
Fig. 38 . — Rhodophyllis blepharicarpa: a, plant; b, apex 
of a lacinia, bearing cystocarps; c, section 
through a cystocarp; d, apex of a lacinia, 
bearing tetraspores in the marginal pro- 
cesses; e, section of a marginal process, 
showing the tetraspores in situ ; f, tetra- 
spores extracted; g, section of the frond. 
(After Harvey.) 
Rhodophyllis ramentacea (Ag.) J. Agardh*. 
Fifteen cm. to 20 cm. high. Segments 5 mm. to 10 mm. wide. Mem- 
branaceous. 
South Australia (Eastern Bays). 
