Clarkella is a monotypic genus of flowering plants in the family Rubiaceae. The genus contains only one species, viz. Clarkella nana, which is native to India, China, Uttarakhand, the Western Himalayas, Burma and Thailand.
Andika dalili au ugonjwa na usome juu ya mimea ambayo inaweza kusaidia, chapa mimea na uone magonjwa na dalili ambazo hutumiwa dhidi yake.
* Habari zote zinategemea utafiti wa kisayansi uliochapishwa