Genus of plants
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Marcania is a monotypic genus of flowering plants belonging to the family Acanthaceae. It only contains one known species, Marcania grandiflora 
It is native to Thailand within Indo-China.
The genus name of "Marcania" is in honour of Alexander Marcan (1883–1953), an English collector of plants in south-east Asia and Thailand. The Latin specific epithet of "grandiflora" refers 2 two words, 'grandi' meaning large and 'flora' meaning flower.
Both the genus and species were first described and published in Bull. Misc. Inform. Kew 1939 on page 136 in 1939.
References.
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