"encephalartos whitelockii" is endemic to a single location, where it forms one of the largest and most impressive cycad populations in africa in kamwenga district of the southwestern part of uganda (possibly the largest single cycads colony in africa). populations occur along the mpanga river, above and below the mpanga river falls, just before it runs into lake george. the population size of "e. whitelockii" is estimated to be 8,000 mature individuals. this species has a small extent of occurrence and area of occupancy.