''Rothmannia'' 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 African

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

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 ...

Rubiaceae Rubiaceae () is a family (biology), family of flowering plants, commonly known as the coffee, madder, or bedstraw family. It consists of terrestrial trees, shrubs, lianas, or herbs that are recognizable by simple, opposite leaves with Petiole ( ...

. It was described in 1776 and is named for Göran Rothman (1739–1778) by Thunberg – both were pupils of

Linnaeus Carl Linnaeus (23 May 1707 – 10 January 1778), also known after ennoblement in 1761 as Carl von Linné,#Blunt, Blunt (2004), p. 171. was a Swedish biologist and physician who formalised binomial nomenclature, the modern system of naming o ...

Description

Although Rubiaceae flowers are generally organized in many-flowered inflorescences, solitary flowers are also found in this genus. The reduction of the number of flowers per inflorescence is often invertedly proportionate to the size of the flowers, which explains the large solitary flowers of some ''Rothmannia''.

Distribution and species

The genus originally had wide distribution, but is now restricted to species found in tropical and southern Africa: * '' Rothmannia annae'' (E.P. Wright) Keay * '' Rothmannia capensis'' Thunb. * '' Rothmannia ebamutensis'' Sonké * '' Rothmannia engleriana'' ( K.Schum.) Keay * '' Rothmannia fischeri'' ( K.Schum.)

Bullock Bullock may refer to: Animals * Bullock (in British English), a castrated male cattle, bovine animal of any age * Bullock (in American English), a young bull (an uncastrated male bovine animal) * Bullock (in Australia, India and New Zealand), an o ...

ex Robyns * '' Rothmannia whitfieldii'' ( Lindl.) Dandy

Asian species moved to other genera

The species found in western Indian Ocean, southern China to Indo-China and New Guinea are now placed in other genera, especially '' Ridsdalea:Pereira JT, Wong KM (2016) ''Sandakania'' 21: 42. IPNI - Rubiaceae: ''Ridsdalea'' J.T.Pereira & K.M.Wong
/ref> * ''R. attopevensis'' (Pit.) Bremek. * ''R. daweishanensis'' Y.M. Shui & W.H. Chen * '' R. eucodon'' ( K.Schum.) Bremek. * ''R. kampucheana'' Tirveng. * ''R. kuchingensis'' ( W.W.Sm.) K.M. Wong and ''R. malayana'' K.M. Wong are synonyms of '' Ridsdalea grandis'' (Korth.) J.T.Pereira * ''R. macromera'' ( Lauterb. & K.Schum.) Fagerl. * ''R. merrillii'' (Elmer) J.T. Pereira & Ridsdale * ''R. pulcherrima'' ( Kurz) Tirveng. * ''R. schoemannii'' ( Teijsm. & Binn.) Tirveng. * ''R. sootepensis'' (Craib) Bremek. * ''R. thailandica'' Tirveng. * ''R. uranthera'' (C.E.C. Fisch.) Tirveng. * ''R. venalis'' Bremek. * ''R. vidalii'' Bremek. * ''R. vietnamensis'' Tirveng. * ''R. wittii'' (Craib) Bremek. ''Rothmannia macrophylla'' ( Hook.f.) Bremek. is a synonym of '' Singaporandia macrophylla'' (Hook.f.) K.M.Wong

References

External links

''Rothmannia'' in the World Checklist of Rubiaceae
{{Authority control Rubiaceae genera Taxonomy articles created by Polbot