Plectranthus barbatus, also known by the synonym Coleus forskohlii and vernacular names forskohlii and Indian coleus, is a tropical perennial plant related to the typical coleus species.It is interesting from a scientific and medicinal standpoint because it produces forskolin.n Marathi the plant roots are known as mainmula (माइनमुळा) and especially used for pickles. The pickle is supposed to help strengthen the heart muscles. In Kenya it is also referred to as Kikuyu toilet paper, as in rural areas its leaves are used as such.