1. Large spreading Old World tree having large leaves and globose clusters of greenish-yellow flowers and long seed pods that clatter in the wind
   - siris, siris tree, Albizia lebbeck

Type of: albizia, albizzia

• genus Molluga
• genus Moloch
• genus Molothrus
• genus Molucella
• genus Molva
• genus Momordica
• genus Momotus
• genus Monarda
• genus Monardella
• genus Moneses
• genus Monilia
• genus Monocanthus
• genus Monochamus
• genus Monodon
• genus Monomorium
• genus Mononychus
• genus Monotropa
• genus Monstera
• genus Montezuma
• genus Montia
• genus Morchella
• genus Morone
• genus Morus
• genus Moschus
• genus Motacilla