The Gochnatioideae are a subfamily of the aster 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 ...

. It contains the single

tribe The term tribe is used in many different contexts to refer to a category of human social group. The predominant worldwide use of the term in English is in the discipline of anthropology. The definition is contested, in part due to conflict ...

Gochnatieae of six

genera Genus (; : genera ) is a taxonomic rank above species and below family as used in the biological classification of living and fossil organisms as well as viruses. In binomial nomenclature, the genus name forms the first part of the binomial s ...

,Tellería, M. C., et al. (2013)
Pollen morphology and its taxonomic significance in the tribe Gochnatieae (Compositae, Gochnatioideae).
''Plant Systematics and Evolution'' 299(5), 935-48.Moreira-Muñoz, A. and M. Muñoz-Schick. (2007)
Classification, diversity, and distribution of Chilean Asteraceae: implications for biogeography and conservation.
''Diversity and Distributions'' 13(6), 818-28. with a total of about 80 to 90 species. They are native to the Americas from the southern

United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...

Argentina Argentina, officially the Argentine Republic, is a country in the southern half of South America. It covers an area of , making it the List of South American countries by area, second-largest country in South America after Brazil, the fourt ...

, including the

Caribbean The Caribbean ( , ; ; ; ) is a region in the middle of the Americas centered around the Caribbean Sea in the Atlantic Ocean, North Atlantic Ocean, mostly overlapping with the West Indies. Bordered by North America to the north, Central America ...

, and

Cuba Cuba, officially the Republic of Cuba, is an island country, comprising the island of Cuba (largest island), Isla de la Juventud, and List of islands of Cuba, 4,195 islands, islets and cays surrounding the main island. It is located where the ...

in particular.Funk, V. A., et al
Classification of Compositae.
In: Funk, V. A., et al (eds.) ''Systematics, Evolution, and Biogeography of Compositae''. Vienna: IAPT. 2009. Pp. 171-89. These are

tree In botany, a tree is a perennial plant with an elongated stem, or trunk, usually supporting branches and leaves. In some usages, the definition of a tree may be narrower, e.g., including only woody plants with secondary growth, only ...

shrub A shrub or bush is a small to medium-sized perennial woody plant. Unlike herbaceous plants, shrubs have persistent woody stems above the ground. Shrubs can be either deciduous or evergreen. They are distinguished from trees by their multiple ...

s, subshrubs, and perennial herbs. They have alternately arranged leaves and some have basal rosettes. The

inflorescence In botany, an inflorescence is a group or cluster of flowers arranged on a plant's Plant stem, stem that is composed of a main branch or a system of branches. An inflorescence is categorized on the basis of the arrangement of flowers on a mai ...

is a solitary flower head or a few or many. Some only have disc florets, and some also have ray florets. The heads are small, with just a few florets, or large, with hundreds. They are usually white to orange, but some species have pink or purple florets. The disc florets are tubular with deep lobes at the tips. Genera include: *'' Anastraphia'' *'' Cnicothamnus'' *'' Cyclolepis'' *'' Gochnatia'' *'' Moquiniastrum'' *'' Nahuatlea'' *'' Richterago'' *'' Vickia''Roque, N. and Sancho, G. (2020), ''Vickia'', a new genus of tribe Gochnatieae (Compositae). ''Taxon'', 69: 668-678. https://doi.org/10.1002/tax.12283

References

{{Taxonbar, from1=Q605359, from2=Q15990744 Asterales subfamilies Flora of the Americas