''Eucarpha'' is a genus of flowering plant of the family

Proteaceae The Proteaceae form a family (biology), family of flowering plants predominantly distributed in the Southern Hemisphere. The family comprises 83 genus, genera with about 1,660 known species. Australia and South Africa have the greatest concentr ...

endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...

New Caledonia New Caledonia ( ; ) is a group of islands in the southwest Pacific Ocean, southwest of Vanuatu and east of Australia. Located from Metropolitan France, it forms a Overseas France#Sui generis collectivity, ''sui generis'' collectivity of t ...

. Two species are recognised. Up to 1975, these were classified within the genus ''

Knightia ''Knightia'' is an extinct genus of clupeid bony fish that lived in the freshwater lakes and rivers of North America and Asia during the Eocene epoch. The genus was erected by David Starr Jordan in 1907, in honor of the late University of Wyom ...

'' until Lawrence Johnson and

Barbara G. Briggs Barbara Gillian Briggs (born 1934) is one of the foremost Australian botanists. The '' IK'' lists 205 names of plants which have been published or co-published by her. She was one of the botanists in the Angiosperm Phylogeny Group, of th1998 APG ...

recognised their distinctness, particularly their prominent

bract In botany, a bract is a modified or specialized leaf, associated with a reproductive structure such as a flower, inflorescence axis or cone scale. Bracts are usually different from foliage leaves in size, color, shape or texture. They also lo ...

s, in their 1975 monograph " On the Proteaceae: the evolution and classification of a southern family". Nomenclatural combinations for these two species in the genus ''Eucarpha'' were published in 2022. In 2006, the genus was placed in the tribe Roupaleae. Its closest relative is the Australian '' Triunia''.Sauquet, H., P. H. Weston, C. J. Anderson, N. P. Barker, D. J. Cantrill, A. R. Mast, and Savolainen, V. (2009). Contrasted Patterns of Hyperdiversifaction in Mediterranean Hotspots. Proceedings of the National Academy of Sciences of the USA 106 (1): 221–25.

Species

Plants of the World Online Plants of the World Online (POWO) is an online taxonomic database published by the Royal Botanic Gardens, Kew. History Following the Convention on Biological Diversity, the Royal Botanic Gardens in Kew launched Plants of the World Online i ...

accepted two species: *'' Eucarpha deplanchei'' (Vieill. ex Brongn. & Gris) P.H.Weston & Mabb., syn. ''Knightia deplanchei'' Vieill. ex Brongn. & Gris *'' Eucarpha strobilina'' (Labill.) P.H.Weston & Mabb., syn. ''Knightia strobilina'' (Labill.) R.Br. ex Meisn.

References

{{Taxonbar, from=Q10277974 Roupaleae Proteaceae genera Endemic flora of New Caledonia