PLATE XXX, 



CHARA COROXATA. 



Fig. 1, Part of plaut, natural size. 



" 2, Part of plant, natural size. 



" 3 Node with carpogones. .\'50. 



" i, Carpogone. x50. 



" "), Young earpogones, and antherids. x50. 



" G, Stem witli bases of leaves, showing stipules. 



" 7, Rnd-cells of leaf. x.iO. 



