Mimosaceae

Taxonomic position of Mimosaceae family

Kingdom: Plantae
Division: Magnoliophyta
Class:Magnoliopsida

Subclass: Rosidae

Order: Fabales
Family:Mimosaceae

 

Identifying characters

 

Mostly tree showing xerophytic habit

Pulvinous leaf base

Cymose head inflorescence

Perigynous condition

Fused petals with valvate aestivation

Lomentum fruits

Non endospermic seed

Important plants with economic importance

 

 

English name Bangla name Botanical name Economic Importance
Babla Acacia nilotica
Khoir Acacia catechu
Akashmoni Acacia moniliformis
Shirish Albizzia procera
Sensitive plant Mimosa pudica
Gila Entada scandens
Loha khath Xylia xylocarpa
Sirish Albezzia lebbek
Luhakath Xylia xylocarpa
Luhit khath Adenanthera pavonina


Differences between Caesalpinaceae, Mimosaceae and Fabacaeae


Serial Number Characters Caesalpinaceae Mimosaceae Fabacaeae 
1 Habit Generally shrub and tree Generally tree Generally herb
2 Leaves Uni/bi- pinnate Bipinnate, stipules present or absent Usually unipinnate, trifoliate
3 Inflorescence Raceme Head Raceme
4 Flower zygomorphic actinomorphic Papilionaceous
5 Calyx Polysepalous, sometimes gamosepalous, usually imbricate Gamosepalous, usually valvate Gamosepalous, imbricate
6 Corolla Polypetalous, aestivation imbricate Gamopetalous, aestivation valvate Polypetalous, aestivation vexillary
7 Androecium Stamen 10 or fewer Often many or 10 Stamen 10 (9+1) diadelphous
8 Floral formula
9 Floral diagram 
10 Example Caesalpinia pulcherrima, Delonis regia Acacia nilotica, Albizzia lebbek Arachis hypogeal, Lens culinaris