This is the 11853rd most frequent French word.
subsaharienne
"Subsaharienne" means "sub-Saharan," referring to the region of Africa located south of the Sahara Desert.
Here, 'subsahariennes' is used as an adjective describing 'les populations', indicating their geographical identity.
Les populations subsahariennes doivent souvent faire face à des défis climatiques.
Sub-Saharan populations often have to face climatic challenges.
In this sentence, 'subsaharienne' is an adjective modifying 'la flore', used to specify the geographical location of the flora.
La flore subsaharienne est riche et variée.
The sub-Saharan flora is rich and varied.
Here, 'subsahariennes' details 'les cultures', highlighting their geographical origin.