• Plate I
     

    Figs. 71-76. Fossombronia angulifolia Perold. 71-72.SEM micrographs of female plants, showing the bi- and trilobed leaves; scale bar = 810 µm for Fig. 71; scale bar = 365 µm for Fig 72. 73. SEM micrograph of a female plant showing archegonia along the dorsal surface of the stem; scale bar = 175 µm. 74. SEM micrograph of an immature caulocalyx, showing the dissected mouth and an immature sporophyte within; scale bar = 240 µm. 75. Trilobed leaf; scale bar = 230 µm. 76. Median cells of the leaf; scale bar = 70 µm.Figs. 71-76 (PRE).