Alhagi

thumb|left|A big plant of Alhagi in Ab Pakhsh thumb|left|Alhagi flowers in Ab Pakhsh thumb|left|Alhagi thumb|left|Alhagi flowers alt=Wild Alhagi in Behbahan, Iran|thumb|Wild Alhagi in Behbahan, Iran

Alhagi is a genus of Old World plants in the family Fabaceae. They are commonly called camelthorns or manna trees. There are four accepted species, which range from northern Africa and Greece through western and central Asia to India and northern China.