Четири вида (Plasmodium falciparum, Plasmodium vivax, Plasmodium ovale и Plasmodium malariae) причиняват болестта при хора и хората са единствен техен резервоар.
Four Plasmodium species (Plasmodium falciparum, Plasmodium vivax, Plasmodium ovale and Plasmodium malariae) give disease in humans, and humans are their only relevant reservoir.