Macrolobium amboinense Teijsm. ex Hassk. – synonym of Intsia bijuga
Macrolobium bijugum Colebrooke – synonym of Intsia bijuga
Malapari [Malay Peninsula] – synonym of Sindora leiocarpa
Malapari [Sumatra] (and Riau) – synonym of Sindora leiocarpa
Mali mali [Malay Peninsula] – synonym of Bauhinia integrifolia
Maniltoa gemmipara Scheffer ex Backer – synonym of Maniltoa browneoides
Maniltoa grandiflora auct. non (A. Gray) Scheffer – synonym of Maniltoa browneoides
Maniltoa grandiflora auct. non (A.Gray) Scheffer – synonym of Maniltoa schefferi
Maniltoa hollrungii Harms – synonym of Maniltoa schefferi
Maniltoa hunsteiniana Harms – synonym of Maniltoa psilogyne
Maniltoa lenticellata lenticellata
Maniltoa peekelii Harms – synonym of Maniltoa schefferi
Maniltoa steenisii rodneyensis
Maniltoa urophylla Harms – synonym of Maniltoa rosea
Masi (Timor) [Sunda Islands] – synonym of Bauhinia malabarica
Melapisau [East Kalimantan] – synonym of Crudia ripicola
Merasaman (Dayak) [East Kalimantan] Bassap – synonym of Sindora bruggemanii
Merbau tanduk [Timber trade name] – synonym of Afzelia rhomboidea
Merbau [Timber trade name] – synonym of Intsia bijuga
Merbau [Timber trade name] – synonym of Intsia palembanica
Merdjang [East Kalimantan] (Dayak Toendjoeng) – synonym of Sindora beccariana
Mesatoh [Malay Peninsula] – synonym of Bauhinia integrifolia
Mezoneuron andamanicum Prain – synonym of Caesalpinia andamanica
Mezoneuron cabadbarense Elmer – synonym of Caesalpinia latisiliqua
Mezoneuron cucullatum (Roxb.) Wight & Arn. – synonym of Caesalpinia cucullata
Mezoneuron enneophyllum (Roxb.) Wight & Arn. ex Benth – synonym of Caesalpinia enneaphylla
Mezoneuron furfuraceum Prain – synonym of Caesalpinia furfuracea
Mezoneuron glabrum auct. non Desf. – synonym of Caesalpinia latisiliqua
Mezoneuron glabrum Desf. – synonym of Caesalpinia pubescens
Mezoneuron hymenocarpum Prain – synonym of Caesalpinia hymenocarpa
Mezoneuron koordersii Backer – synonym of Caesalpinia sumatrana
Mezoneuron kunstleri Prain – synonym of Caesalpinia andamanica
Mezoneuron latisiliquum (Cav.) Merr. – synonym of Caesalpinia latisiliqua
Mezoneuron macrophyllum Blume ex Miquel – synonym of Caesalpinia cucullata
Mezoneuron mindorense Merrill – synonym of Caesalpinia mindorensis
Mezoneuron mindorense Merrill var. inermis Merrill – synonym of Caesalpinia mindorensis
Mezoneuron peekelii Harms – synonym of Caesalpinia sumatrana
Mezoneuron platycarpum Merr. – synonym of Caesalpinia latisiliqua
Mezoneuron pubescens Desf. – synonym of Caesalpinia pubescens
Mezoneuron rubrum Merr. – synonym of Caesalpinia latisiliqua
Mezoneuron scortechinii F.Muell. – synonym of Caesalpinia scortechinii
Mezoneuron sulfureum Miquel – synonym of Caesalpinia sumatrana
Mezoneuron sumatranum (Roxburgh) Wight & Arn. ex Miquel – synonym of Caesalpinia sumatrana
Mezoneuron sumatranum (Roxburgh) Wight & Arn. ex Miquel var. b Miquel – synonym of Caesalpinia sumatrana
Mezoneurum grande Miquel – synonym of Acrocarpus fraxinifolius
Mimosa membranulacea Blanco – synonym of Pterolobium membranulaceum