B. Papp szerk.: Studia Botanica Hungarica 30-31. 1999-2000 (Budapest, 2000)

Rákosi, László; Barbacka, Mária: Upper Cretaceous flora from Ajka (W Hungary). I. Thallophyta

Figs 59-63. - 59-60 = Cyatheaceae, sporangium. - 59 = Borehole Nh-1

, 666.9 m, bar = 200 pm. - 60 = Borehole Kf-1, 672.1 m, bar = 200 pm. - 61 = Adiantaceae, cf. Acrostichum sp., borehole Gy-12, 535.6 m, bar = 200 pm. - 62 = Leiotrilete

s sp., massulae, borehole Gy-1

2,493.1, bar = 200 pm. - 63 = Spores prepared from massulae from Fig. 62.