I 3 2 



MARINE ANGIOSPERMS 



[CH. 



FIG. 88. Halodule uninervis, Boiss. T.S. leaf at base of limb; a, a, secretory cells. 

 (X220.) [Sauvageau, C. (iSgi 1 ).] 



FIG. 89. Posidonia Caulini, Kon. T.S. limb of leaf. A, i cm. from apex; 

 B, at base of limb, (x 145.) [Sauvageau, C. (iSgi 1 ).] 



