Loasanae
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Loasaceae is a
family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...
of 15–20 genera and about 200–260 species of
flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (). The term angiosperm is derived from the Ancient Greek, Greek words (; 'container, vessel') and (; 'seed'), meaning that the seeds are enclosed with ...
s in the order
Cornales The Cornales are an order of flowering plants, early diverging among the asterids, containing about 600 species. Plants within the Cornales usually have four-parted flowers, drupaceous fruits, and inferior to half-inferior gynoecia topped with d ...
, native to the
Americas The Americas, sometimes collectively called America, are a landmass comprising the totality of North America and South America.''Webster's New World College Dictionary'', 2010 by Wiley Publishing, Inc., Cleveland, Ohio. When viewed as a sing ...
and
Africa Africa is the world's second-largest and second-most populous continent after Asia. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 20% of Earth's land area and 6% of its total surfac ...
. Members of the family include
annual Annual may refer to: *Annual publication, periodical publications appearing regularly once per year **Yearbook **Literary annual *Annual plant *Annual report *Annual giving *Annual, Morocco, a settlement in northeastern Morocco *Annuals (band), a ...
,
biennial Biennial means (an event) lasting for two years or occurring every two years. The related term biennium is used in reference to a period of two years. In particular, it can refer to: * Biennial plant, a plant which blooms in its second year and t ...
and
perennial In horticulture, the term perennial ('' per-'' + '' -ennial'', "through the year") is used to differentiate a plant from shorter-lived annuals and biennials. It has thus been defined as a plant that lives more than 2 years. The term is also ...
herbaceous Herbaceous plants are vascular plants that have no persistent woody stems above ground. This broad category of plants includes many perennials, and nearly all annuals and biennials. Definitions of "herb" and "herbaceous" The fourth edition of ...
plants, and a few
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 and small
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 ...
s. Members of the
subfamily In biological classification, a subfamily (Latin: ', plural ') is an auxiliary (intermediate) taxonomic rank, next below family but more inclusive than genus. Standard nomenclature rules end botanical subfamily names with "-oideae", and zo ...
Loasoideae are known to exhibit rapid thigmonastic stamen movement when pollinators are present.


Taxonomy

In the classification system of Dahlgren the Loasaceae were placed in the order Loasales in the
superorder Order () is one of the eight major hierarchical taxonomic ranks in Linnaean taxonomy. It is classified between family and class. In biological classification, the order is a taxonomic rank used in the classification of organisms and recognized ...
Loasiflorae (also called Loasanae). The
Angiosperm Phylogeny Group The Angiosperm Phylogeny Group (APG) is an informal international group of systematic botanists who collaborate to establish a consensus on the taxonomy of flowering plants (angiosperms) that reflects new knowledge about plant relationships disc ...
system places them in the related order
Cornales The Cornales are an order of flowering plants, early diverging among the asterids, containing about 600 species. Plants within the Cornales usually have four-parted flowers, drupaceous fruits, and inferior to half-inferior gynoecia topped with d ...
in the
asterid Asterids are a large clade (monophyletic group) of flowering plants, composed of 17 orders and more than 80,000 species, about a third of the total flowering plant species. The asterids are divided into the unranked clades lamiids (8 orders) and ...
clade In biology, a clade (), also known as a Monophyly, monophyletic group or natural group, is a group of organisms that is composed of a common ancestor and all of its descendants. Clades are the fundamental unit of cladistics, a modern approach t ...
.


Genera

21 genera are accepted:Loasaceae Juss.
''
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 ...
''. Retrieved 6 December 2023.
*''
Aosa ''Aosa'' is a genus of flowering plants belonging to the family Loasaceae. Its native range is Caribbean The Caribbean ( , ; ; ; ) is a region in the middle of the Americas centered around the Caribbean Sea in the Atlantic Ocean, North Atl ...
'' (sometimes included in ''Loasa'') *''
Blumenbachia ''Blumenbachia'' is a genus of flowering plants belonging to the family Loasaceae Loasaceae is a family of 15–20 genera and about 200–260 species of flowering plants in the order Cornales, native to the Americas and Africa. Members of th ...
'' *'' Caiophora'' *''
Cevallia ''Cevallia sinuata'' is a species of flowering plant belonging to the family Loasaceae. It is a perennial or subshrub native to northern Mexico and the southern central United States from Arizona to Oklahoma. It is the sole species in genus G ...
'' *''
Eucnide ''Eucnide'' (stingbush) is a genus of plants in the family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms th ...
'' *''
Fuertesia ''Fuertesia'' is a genus of flowering plants in the family Loasaceae. It has only one currently accepted species, ''Fuertesia domingensis'', native to Hispaniola Hispaniola (, also ) is an island between Geography of Cuba, Cuba and Geography ...
'' *''
Grausa ''Grausa'' is a genus of plants in the Loasaceae found in Chile and Argentina. It was previously included in the genus '' Loasa'' and was split to resolve a paraphyletic grouping of genera in the Loasaceae. The seeds of this genus have a characte ...
'' *''
Gronovia ''Gronovia'' is a genus of flowering plants in the family Loasaceae Loasaceae is a family of 15–20 genera and about 200–260 species of flowering plants in the order Cornales, native to the Americas and Africa. Members of the family inclu ...
'' *''
Huidobria ''Huidobria'' is a genus of flowering plants belonging to the family Loasaceae Loasaceae is a family of 15–20 genera and about 200–260 species of flowering plants in the order Cornales, native to the Americas and Africa. Members of the f ...
'' (sometimes included in ''Loasa'') *'' Kissenia'' *''
Klaprothia ''Klaprothia'' is a genus of flowering plants belonging to the family Loasaceae. Its native range is Mexico to southern Tropical America and Hispaniola. It is found in the countries of Bolivia, Brazil, Colombia, Costa Rica, Ecuador, El Salvador, ...
'' *''
Loasa ''Loasa'' is a genus of flowering plants in the family Loasaceae. The genus contains about 100 species native to Central and South America. of which ''Loasa vulcanica'' is perhaps the best known. Species of ''Loasa'' are prickly herbs or shrubs ...
'' *''
Mentzelia ''Mentzelia'' is a genus of about 100 species of flowering plants in the family (biology), family Loasaceae, native to the Americas. The genus comprises annual plant, annual, biennial plant, biennial, and perennial plant, perennial herbaceous pl ...
'' *''
Nasa The National Aeronautics and Space Administration (NASA ) is an independent agencies of the United States government, independent agency of the federal government of the United States, US federal government responsible for the United States ...
'' (sometimes included in ''Loasa'') *'' Petalonyx'' *'' Pinnasa'' *'' Plakothira'' *'' Presliophytum'' (sometimes included in ''Loasa'') *'' Schismocarpus'' *'' Scyphanthus'' *''
Xylopodia ''Xylopodia'' is a genus of flowering plants belonging to the family Loasaceae. Its native range is Peru, Bolivia, and northwest Argentina. Species: * ''Xylopodia klaprothioides'' Weigend * ''Xylopodia laurensis'' References

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''


References


External links


Germplasm Resources Information Network: LoasaceaeChilean Loasaceae in Chileflora, seed provider
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Asterid families {{Cornales-stub