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. 2018 Oct 24;13(10):e0204557. doi: 10.1371/journal.pone.0204557

Fig 6.

Fig 6

A-P. E. passerinae, A-C. A, tetrad in proximal face; granulate-fossulate exine ornamentation with psilate “belts” at the poles and along the colpi, B, tetrad in lateral view, C, granulate-fossulate exine ornamentation with very numerous microgranules; E. peziza, D-F. D, tetrad in proximal face, E, tetrad in lateral view, F, granulate-fossulate exine ornamentation; E. plukenetii, G-H. G, tetrad in proximal face with opened colpori and psilate exine ornamentation, H, tetrad in lateral view with opened colpore; E. regia, I-J. I, tetrad in proximal face; granulate-fossulate exine ornamentation, psilate at the poles and along the colpi, J, colporus; E. sparsa, K-M. K, tetrad in proximal face, L, tetrad in lateral view with closed colporus, M, fossulae with very numerous microgranules; E. tenella, N-P. N, tetrad in proximal face, O, tetrad in distal face, P, granulate-fossulate exine ornamentation and colporus.