It is also found in other Lamiales such as Heliotropium foertherianum, a plant in the family Boraginaceae.
It is also found in plants in the family Marantaceae (monocotyledons in the order Zingiberales)[REF] such as species in the genera Maranta (Maranta leuconeura, Maranta depressa) and Thalia (Thalia geniculata) [REF].