Adelonema is a genus of plants in the family Araceae.^[1]

As of September 2024, Plants of the World Online accepted these species:^[1]

• Adelonema allenii (Croat) S.Y.Wong & Croat
• Adelonema crinipes (Engl.) S.Y.Wong & Croat
• Adelonema erythropus (Mart. ex Schott) Schott
• Adelonema hammelii (Croat & Grayum) S.Y.Wong & Croat
• Adelonema kvistii (Croat & Grayum) S.Y.Wong & Croat
• Adelonema mofflerianum (Croat & Grayum) S.Y.Wong & Croat
• Adelonema orientale Croat
• Adelonema pallidinervium Croat
• Adelonema panamense Croat & Mansell
• Adelonema peltatum (Mast.) S.Y.Wong & Croat
• Adelonema picturatum (Linden & André) S.Y.Wong & Croat
• Adelonema roezlii (Mast.) S.Y.Wong & Croat
• Adelonema speariae (Bogner & Moffler) S.Y.Wong & Croat
• Adelonema wallisii (Regel) S.Y.Wong & Croat
• Adelonema wendlandii (Schott) S.Y.Wong & Croat
• Adelonema yanamonoense Croat & Mansell

• Homalonema
• Schismatoglottis