Fungi 27 Botany 14 Diatoms 12 Algae 10 Congresses 9 Polyporaceae 8 Classification 7 Basidiomycetes 6 Identification 5 Mushrooms 5 Plant communities 5 Plant ecology 5 Ascomycetes 4 Nomenclature 4 Paleobotany 4 Chlamydomonas 3 Morphology 3 Spores (Botany) 3 Agaricales 2 Amanita 2 Amaryllidaceae 2 Genetics 2 Parasitic plants 2 Phytopathogenic fungi 2 Plants 2 Ramaria 2 Vegetation mapping 2 Adaptation 1 Agaricaceae 1 Agavaceae 1