204 
THE SEAWEEDS 
Bindera splachnoides Harvey. 
Frond cylindrical, bag-shaped, hollow, with similar decompound branches. 
Holdfast a small disc. Frond 7 cm. to 15 cm. high, filled with a gelatinous 
substance. Tetrasporangia collected in sori, immersed, cruciately divided. 
Colour rosy, but fading to pale-brown. According to Kylin Halymenia 
saccata is identical with B. splachnoides. 
In deeper water from Western Australia to Port Phillip Heads and 
Northern Tasmania. Collected in South Australia from Sturt Bay. 
Fig. 68 . — Bindera splachnoides : a, plant; b, a 
branch, containing sori; c, section 
through the membrane of same, showing 
tetraspores in situ; d, a tetraspore; e, 
a branch, with conceptacles ; f, a section 
through a conceptacle. (After Harvey.) 
Bindera kaliformis J. Agardh. 
Frond decompound pinnate with branches articulately constricted below, 
the constrictions emitting similar branches in superposed verticils, apices 
obtuse. Joints of main branches 2.5 cm. to 3 cm. long. Tetrasporangia 
cruciate in sori on the upper surface of the thallus. 
South Australia (Waterloo Bay). 
