24 Bulletin Vanderbilt Marine Museum, Vol. VII 



Text fi^re 1. — Cheilosporum sagittatum Lamouroux, distal section of 



frond, showing variation in articulation, also occurrence of 



conceptacles, X about 10. 



tate, compressed, with a faint midrib, their lobes are subulate, 

 spreading, acute or subacute. The distal articulations of the 

 branches and ramuli are obovate or obcordate. Conceptacles are 

 present abundantly in the Raiatea Island specimen, especially 

 towards the ends of the branches. These are ovoid, paired, one 



