''Tibouchina fraterna'' is a species of flowering plant in the family Melastomataceae, native to

Guyana Guyana ( or ), officially the Cooperative Republic of Guyana, is a country on the northern mainland of South America. Guyana is an indigenous word which means "Land of Many Waters". The capital city is Georgetown. Guyana is bordered by the ...

and south Venezuela. It was first described by

Nicholas Edward Brown Nicholas Edward Brown (11 July 1849 in Redhill, Surrey – 25 November 1934 in Kew Gardens, London) was an English plant taxonomist and authority on succulents. He was also an authority on several families of plants, including Asclepiadacea ...

in 1901. The type specimen is kept in the herbarium at the

Berlin Botanical Garden and Botanical Museum The Berlin Botanic Garden and Botanical Museum (german: Botanischer Garten und Botanisches Museum Berlin) is a botanical garden in the locality of the borough of , Berlin, Germany. Constructed between 1897 and 1910 under the guidance of archi ...

. One chromosome count has been done for this species with a

gametophytic A gametophyte () is one of the two alternation of generations, alternating multicellular organism, multicellular phases in the life cycles of plants and algae. It is a haploid multicellular organism that develops from a haploid spore that has on ...

count of 9. Two subspecies are recognized: *''Tibouchina fraterna'' subsp. ''fraterna'' *''Tibouchina fraterna'' subsp. ''paruana'' Wurdack

References

fraterna Flora of Guyana Flora of Venezuela Plants described in 1901 Taxa named by N. E. Brown {{Melastomataceae-stub