127250.fig.002a
(a)
127250.fig.002b
(b)
127250.fig.002c
(c)
127250.fig.002d
(d)
Figure 2: Macrospore microornamentation types viewed by SEM: I. iapygia ((a), scale bar: 10 μm; (b), scale bar: 5 μm ) and I. todaroana ((c), scale bar: 10 μm; d, scale bar: 5 μm).