Aroideae is a subfamily of flowering plants in the family Araceae. It is the largest subfamily in Araceae and consists of about 72 genera, and 2,300 species. Many Aroideae have spiny pollen grains without a sporopollenin outer exine layer and lacking an aperture.

Taxonomy

May be subdivided into a series of twenty-five tribes:

• Aglaonemateae

• Ambrosineae

• Anubiadeae

• Areae

• Arisaemateae

• Arisareae

• Arophyteae

• Caladieae

• Calleae

• Callopsideae

• Colocasieae

• Cryptocoryneae

• Culcasieae

• Dieffenbachieae

• Homalomeneae

• Nephthytideae

• Peltandreae

• Philodendreae

• Philonotieae

• Pistieae

• Schismatoglottideae

• Spathicarpeae

• Stylochaetoneae

• Thomsonieae

• Zantedeschieae

Genera

It includes:

Monotypic genera within subtribes

• Ambrosina Bassi - A. bassii

• Calla L. - C. palustris (Bog arum)

• Callopsis Engl. - C. volkensii

• Pistia L. - P. stratiotes (Water lettuce)

References