Nurse
plants
 Drought
tolerance
Microbial crusts
Nitrogen fixation
|
Pollination
 Insect
galls
Bajadas
Mycorrhizal symbiosis
Soil formation
|
Desert
oases
 Riparian
habitats
Predation
Damage and decay
|
Parasitism
 Bionvaders
Slope/ aspect
Convergent evolution
|