Which of the following descriptions fits best?
Brassicaceae; e.g. Sinapis type (Arabis alpina)
tricolpate, long colpi clearly visible; no margo; exine thinner near the colpi; reticulate tricolporate with distinct pores with costae; irregularly scabrate, round, large pollen grain Tetrad; tricolpate or tricolporate; psilate, scabrate or verrucate
tricolporate with distinct pores with costae; irregularly scabrate, round, large pollen grain
Tetrad; tricolpate or tricolporate; psilate, scabrate or verrucate
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