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''Robinia'' is a
genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
of flowering plants in the family
Fabaceae The Fabaceae or Leguminosae,International Code of Nomenc ...
, tribe
Robinieae The tribe Robinieae is one of the subdivisions of the plant family Fabaceae and the currently unranked taxon Robinioids. The following genera are recognized by the USDA: * ''Coursetia'' DC. 1825 * '' Genistidium'' I. M. Johnst. 1941 * ' ...
, native to
North America North America is a continent in the Northern Hemisphere and almost entirely within the Western Hemisphere. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Car ...
. Commonly known as locusts, they are
deciduous In the fields of horticulture and Botany, the term ''deciduous'' () means "falling off at maturity" and "tending to fall off", in reference to trees and shrubs that seasonally shed leaves, usually in the autumn; to the shedding of petals, aft ...
trees and shrubs growing tall. The leaves are
pinnate Pinnation (also called pennation) is the arrangement of feather-like or multi-divided features arising from both sides of a common axis. Pinnation occurs in biological morphology, in crystals, such as some forms of ice or metal crystals, and in ...
with 7–21 oval leaflets. The flowers are white or pink, in usually pendulous racemes. Many species have thorny shoots, and several have sticky hairs on the shoots. The genus is named after the royal French gardeners Jean Robin and his son Vespasien Robin, who introduced the plant to
Europe Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a Continent#Subcontinents, subcontinent of Eurasia ...
in 1601. The number of species is disputed between different authorities, with as few as four recognised by some authors, while others recognise up to 10 species. Several natural hybrids are also known. Some species of ''Robinia'' are used as food by
caterpillar Caterpillars ( ) are the larval stage of members of the order Lepidoptera (the insect order comprising butterflies and moths). As with most common names, the application of the word is arbitrary, since the larvae of sawflies (suborder Sym ...
s of
Lepidoptera Lepidoptera ( ) is an order (biology), order of insects that includes butterfly, butterflies and moths (both are called lepidopterans). About 180,000 species of the Lepidoptera are described, in 126 Family (biology), families and 46 Taxonomic r ...
, including such moths as the brown-tail (''
Euproctis chrysorrhoea The brown-tail moth (''Euproctis chrysorrhoea'') is a moth of the family Erebidae. It is native to Europe, neighboring countries in Asia, and the north coast of Africa. Descriptions of outbreaks, i.e., large population increases of several year ...
''), the buff-tip (''
Phalera bucephala The buff-tip (''Phalera bucephala'') is a moth of the family Notodontidae. It is found throughout Europe and in Asia to eastern Siberia. The species was first described by Carl Linnaeus in his 1758 10th edition of ''Systema Naturae''. Descri ...
''), the engrailed (''
Ectropis crepuscularia The engrailed and small engrailed (''Ectropis crepuscularia'') are moths of the family Geometridae found from the British Isles through central and eastern Europe to the Russian Far East and Kazakhstan. The western Mediterranean and Asia Minor ...
''), the giant leopard moth ('' Hypercompe scribonia''), the locust underwing ('' Euparthenos nubilis''), and
Gracillariidae Gracillariidae is an important family of insects in the order Lepidoptera and the principal family of leaf miners that includes several economic, horticultural or recently invasive pest species such as the horse-chestnut leaf miner, ''Camerar ...
leaf miner A leaf miner is any one of numerous species of insects in which the larval stage lives in, and eats, the leaf tissue of plants. The vast majority of leaf-mining insects are moths ( Lepidoptera), sawflies ( Symphyta, the mother clade of wasp ...
s like ''
Chrysaster ostensackenella ''Chrysaster ostensackenella'' is a moth of the family Gracillariidae. It is known from Ontario, Québec and Nova Scotia in Canada, and the United States (Illinois, Kentucky, New York, Maine, Maryland, Michigan, Vermont, Arizona, Massachusetts, N ...
'', ''
Macrosaccus robiniella ''Macrosaccus robiniella'' is a moth of the family Gracillariidae. Distribution It is native to and widely distributed in North America, but is an introduced species in Europe, where it was first reported near Basel, Switzerland, in 1983. Later ...
'' and ''
Parectopa robiniella The locust digitate leafminer (''Parectopa robiniella'') is a moth of the family Gracillariidae. It is native to North America, but was accidentally introduced to Italy, where it was first found in 1970. It has now been recorded from Italy, Franc ...
''.


Toxicity

All species produce toxic lectins, throughout the entire plant, with the exception of the flowers. The flowers are used in teas and in pancakes, and are consumed as
fritter A fritter is a portion of meat, seafood, fruit, vegetables or other ingredients which have been Batter (cooking), battered or breading, breaded, or just a portion of dough without further ingredients, that is deep-frying, deep-fried. Fritters ar ...
s in many parts of Europe.


Species

*''
Robinia hispida ''Robinia hispida'', known as the bristly locust, rose-acacia, or moss locust, is a shrub in the subfamily Faboideae of the pea family Fabaceae. It is native to the southeastern United States, and it is present in other areas, including other reg ...
'' – bristly locust **''Robinia hispida'' var. ''rosea'' (syn. ''R. boyntonii'') **''Robinia hispida'' var. ''nana'' (syns. ''R. elliottii'' & ''R. nana'') **''Robinia hispida'' var. ''kelseyi'' (syn. ''R. kelseyi'') *''
Robinia neomexicana ''Robinia neomexicana'', the New Mexican, New Mexico, Southwest, desert, pink, or rose locust, is a shrub or small tree in the subfamily Faboideae of the family Fabaceae. Distribution ''Robinia neomexicana'' is native to the Southwestern United ...
'' (syn. ''R. luxurians'') – New Mexican locust *''
Robinia pseudoacacia ''Robinia pseudoacacia'', commonly known in its native territory as black locust, is a medium-sized hardwood deciduous tree, belonging to the tribe Robinieae of the legume family Fabaceae. It is endemic to a few small areas of the United States, ...
'' – black locust, false acacia *''
Robinia viscosa ''Robinia viscosa'', commonly known in its native territory as clammy locust, is a medium-sized deciduous tree native to the southeastern United States The United States of America (U.S.A. or USA), commonly known as the United States (U. ...
'' – clammy locust **''Robinia viscosa'' var. ''hartwegii''''R. viscosa'' var. ''hartwegii''.
ITIS.
(syn. ''R. hartwegii'' or ''R. hartwigii''E. Koehne. 1913. Eine neue Robinie
/ref>) * '' Robinia zirkelii''


Hybrids

* ''Robinia'' × ''ambigua'' (''R. pseudoacacia'' × ''R. viscosa'') – Idaho locust * ''Robinia'' × ''holdtii'' (''R. neomexicana'' × ''R. pseudoacacia'') * ''Robinia'' × ''longiloba'' (''R. hispida'' × ''R. viscosa'') * ''Robinia'' × ''margarettiae'' (''R. hispida'' × ''R. pseudoacacia'')


References


External links

* * {{Taxonbar, from=Q472943 Robinieae Fabaceae genera Melliferous flowers