Distribution: Endemic to Madagascar
Bioclimate: Dry, Subarid
Vegetation Formation: Bushland, Thicket, Forest
Elevation (m): 0-499, 500-999
Province: Antsiranana, Mahajanga, Toliara
Protected Areas 
: Analamerana, Andohahela, Ankarafantsika, Bemaraha, Cap Sainte Marie, Kirindy-Mite, Tsimanampetsotsa, Zombitse-Vohibasia
Important sites outside protected areas: La Table/St Augustin, Mikea, Orangea/Rigny, Sahafary
Note: Variable species, forms in extreme sub-arid zone become somewhat spinescent with thorny lateral shoots.
Type(s) of accepted name: HUMBERT 19695 (HT: P)
Updated on: 23 Feb. 2006
