''Leontodon'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial n ...

of plants in the tribe Cichorieae within the family

Asteraceae The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae ...

, commonly known as hawkbits. Their English name derives from the

mediaeval In the history of Europe, the Middle Ages or medieval period lasted approximately from the late 5th to the late 15th centuries, similar to the post-classical period of global history. It began with the fall of the Western Roman Empire a ...

belief that hawks ate the plant to improve their eyesight. Although originally only native to

Eurasia Eurasia (, ) is the largest continental area on Earth, comprising all of Europe and Asia. Primarily in the Northern and Eastern Hemispheres, it spans from the British Isles and the Iberian Peninsula in the west to the Japanese archipelag ...

and

North Africa North Africa, or Northern Africa is a region encompassing the northern portion of the African continent. There is no singularly accepted scope for the region, and it is sometimes defined as stretching from the Atlantic shores of Mauritania in t ...

, some species have since become established in other countries, including the

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 U.S. state, states, a Washington, D.C., federal district, five ma ...

and

New Zealand New Zealand ( mi, Aotearoa ) is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and over 700 List of islands of New Zealand, smaller islands. It is the ...

. Recent research has shown that the genus ''Leontodon'' in the traditional delimitation is

polyphyletic A polyphyletic group is an assemblage of organisms or other evolving elements that is of mixed evolutionary origin. The term is often applied to groups that share similar features known as homoplasies, which are explained as a result of conver ...

. Therefore, the former ''Leontodon'' subgenus ''Oporinia'' was raised to generic level. According to the nomenclatural rules the name ''

Scorzoneroides ''Scorzoneroides'' or hawkbits is a genus of plants of the tribe Cichorieae within the family Asteraceae. ''Scorzoneroides'' used to be included in the genus ''Leontodon''. Recent molecular studies revealed that ''Leontodon'' in the older, broad ...

'' has priority at generic level and therefore, the members of ''Leontodon'' subgenus ''Oporinia'' were transferred to the re-erected genus ''Scorzoneroides''.

Ecology

Seeds of ''Leontodon'' species are an important food source for certain bird species.

Uses

Crete Crete ( el, Κρήτη, translit=, Modern: , Ancient: ) is the largest and most populous of the Greek islands, the 88th largest island in the world and the fifth largest island in the Mediterranean Sea, after Sicily, Sardinia, Cypru ...

, the species '' Leontodon tuberosus'' which is called ('), (') or (') has its roots eaten raw and its leaves eaten steamed.

Secondary metabolites

The genus ''Leontodon'' s.str. (i.e. excluding the members of the resurrected genus ''Scorzoneroides'') is a rich source of hypocretenolides, unique guaiane type sesquiterpene lactones with a 12,5-lactone ring instead of the usual 12,6 lactone ring. Phenolics found in ''Leontodon'' include luteolin type flavonoids and caffeoyl quinic acid derivatives such as chlorogenic acid and 3,5-dicaffeoylquinic acid. Moreover, ''Leontodon'' species contain the caffeoyl tartaric acid derivatives caffeoyl tartaric acid and cichoric acid.

Species

;Accepted speciesFlann, C. (ed) 2009+ Global Compositae Checklist
*''

Leontodon alpestris ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally ...

'' *'' Leontodon alpinus'' *'' Leontodon ambiguus'' *'' Leontodon anomalus'' *'' Leontodon apulus'' *'' Leontodon asperifolius'' *''

Leontodon asperrimus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally ...

'' *''

Leontodon atlanticus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally ...

'' *''

Leontodon balansae ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally ...

'' *'' Leontodon berinii'' *''

Leontodon biscutellifolius ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally ...

'' *''

Leontodon borbasii ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally on ...

'' *'' Leontodon boryi'' *'' Leontodon bourgaeanus'' *''

Leontodon brancsikii ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally onl ...

'' *'' Leontodon calvatus'' *''

Leontodon caucasicus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally on ...

'' *'' Leontodon collinus'' *''

Leontodon crispus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally onl ...

'' *''

Leontodon croceus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally ...

'' *''

Leontodon dandaleus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally on ...

'' *'' Leontodon dentatus'' *''

Leontodon djurdjurae ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally on ...

'' *''

Leontodon dubius ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally on ...

'' *'' Leontodon ehrenbergii'' *'' Leontodon eriopodus'' *''

Leontodon farinosus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally onl ...

'' *'' Leontodon filii'' *'' Leontodon froedinii'' *''

Leontodon gaussenii ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally onl ...

'' *''

Leontodon glaber ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally onl ...

'' *''

Leontodon glaberrimus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally on ...

'' *'' Leontodon graecus'' *''

Leontodon hellenicus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally ...

'' *''

Leontodon hirtus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally onl ...

'' *''

Leontodon hispidaster ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally on ...

'' *''

Leontodon hispidus ''Leontodon hispidus'' is a species of hawkbit known by the common names bristly hawkbit and rough hawkbit. It is native to Europe but it can be found throughout North America as an introduced species An introduced species, alien species, e ...

'' *'' Leontodon hugueninii'' *''

Leontodon hyoseroides ''Leontodon saxatilis'' is a species of hawkbit known by the common names lesser hawkbit, rough hawkbit, and hairy hawkbit. It is native to Europe and North Africa but can be found in many other places across the globe as an introduced species a ...

'' *''

Leontodon incanus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally on ...

'' *''

Leontodon intermedius ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally onl ...

'' *'' Leontodon jouffroyi'' *'' Leontodon kaiseri'' *''

Leontodon kerneri ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally onl ...

'' *''

Leontodon kotschyi ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally on ...

'' *''

Leontodon kulczynskii ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally ...

'' *''

Leontodon kunthianus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally onl ...

'' *''

Leontodon laciniatus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally on ...

'' *''

Leontodon laconicus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally onl ...

'' *''

Leontodon lannesii ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally ...

'' *'' Leontodon libanoticus'' *''

Leontodon lucidus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally on ...

'' *''

Leontodon macrorrhizus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally ...

'' *''

Leontodon maroccanus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally onl ...

'' *'' Leontodon megalorrhizus'' *''

Leontodon molineri ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally ...

'' *'' Leontodon nivatensis'' *''

Leontodon oxylepis ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally on ...

'' *'' Leontodon pinetorum'' *'' Leontodon pinnatifidus'' *''

Leontodon pitardii ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally ...

'' *'' Leontodon pratensis'' *''

Leontodon preslii ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally ...

'' *''

Leontodon reboudianum ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally ...

'' *'' Leontodon rigens'' *''

Leontodon rosani ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English language, English name derives from the Middle Ages, mediaeval belief that hawks ate the plant to improve their ey ...

'' *''

Leontodon ruthii ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally onl ...

'' *''

Leontodon saxatilis ''Leontodon saxatilis'' is a species of hawkbit known by the common names lesser hawkbit, rough hawkbit, and hairy hawkbit. It is native to Europe and North Africa but can be found in many other places across the globe as an introduced species ...

'' *''

Leontodon siculus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally onl ...

'' *''

Leontodon sooi ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally on ...

'' *''

Leontodon stenocalathius ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally ...

'' *''

Leontodon subincanus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally onl ...

'' *''

Leontodon sublyratus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English language, English name derives from the Middle Ages, mediaeval belief that hawks ate the plant to improve their ey ...

'' *''

Leontodon taraxacoides ''Leontodon saxatilis'' is a species of hawkbit known by the common names lesser hawkbit, rough hawkbit, and hairy hawkbit. It is native to Europe and North Africa but can be found in many other places across the globe as an introduced species a ...

'' *'' Leontodon tenuiflorus'' *'' Leontodon tingitanus'' *'' Leontodon tomentosus'' *'' Leontodon tuberosus'' *''

Leontodon tulmentinus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally onl ...

'' *''

Leontodon uliginosus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally on ...

'' *''

Leontodon vegetus ''Leontodon'' is a genus of plants in the tribe Cichorieae within the family Asteraceae, commonly known as hawkbits. Their English name derives from the mediaeval belief that hawks ate the plant to improve their eyesight. Although originally on ...

References

{{Authority control Asteraceae genera

Ecology

Uses

Secondary metabolites

Species

Further reading

References