Subfamily
Aroideae
Arum hygrophilum. Photo: (c) בת פוקרסה, some rights reserved (CC BY-NC)
Aroideae is a subfamily of flowering plants in the Araceae family. It is the largest subfamily in Araceae and consists of about 72 different genera, and 2,300 species. Many Aroideae have spiny pollen grains without a sporopollenin outer exine layer and lacking an aperture.
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