FIGURES 99–103 in Systematics of araphid diatoms with asymmetric rimoportulae or densely packed virgae, with particular attention to Hyalosynedra (Ulnariaceae, Bacillariophyta)

FIGURES 99–103. Stricosus cardinalii from cultured material (GUStick3). 99. LM. Margins strongly convex. 100. SEM of exterior whole valve. Margins strongly concave in flanking regions on one side of valve, linear on other. 101. SEM of interior whole valve. Margins linear and converging in flanking region. 102. SEM detail of apex, exterior. 103. SEM detail of apex, interior.