''Heterocoma'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

of flowering plants in the family

Asteraceae Asteraceae () is a large family (biology), family of flowering plants that consists of over 32,000 known species in over 1,900 genera within the Order (biology), order Asterales. The number of species in Asteraceae is rivaled only by the Orchi ...

.Tropicos, ''Heterocoma'' DC.
/ref> ''Heterocoma'' was believed for many years to contain only one species, until 2013, when two new species were described and the three genera ''Bishopalea'', ''Sipolisia'', and ''Xerxes'' were merged into ''Heterocoma.'' All are

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 ...

to the

Brazilian Highlands The Brazilian Highlands or Brazilian Plateau () is an extensive geographical region covering most of the eastern, southern and central portions of Brazil, in all some 4,500,000 km2 (1,930,511 sq mi) or approximately half of the country's la ...

.Loeuille, B., et al. (2013)
Two new species of ''Heterocoma'' (Asteraceae: Vernonieae) and a broadened concept of the genus.
Systematic Botany 38(1), 242-52. Species:Flann, C (ed) 2009+ Global Compositae Checklist
/ref> ; formerly included ''Heterocoma bifrons'' (DC. ''ex'' Pers.) DC. – '' Chronopappus bifrons'' (DC. ''ex'' Pers.) DC.

References

Vernonieae Asteraceae genera Endemic flora of Brazil {{Asteraceae-stub