''Rothmannia'' 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
flowering plant
Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. They include all forbs (flowering plants without a woody stem), grasses and grass-like plants, a vast majority of ...
s in the
family
Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...
Rubiaceae
The Rubiaceae are a 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 interpetiolar stipules ...
. It was described in 1776 and is named for
Göran Rothman Göran (Georg) Rothman (30 November 1739, in Husebybruk, Småland, Sweden – 3 December 1778, in Stockholm), was a Swedish naturalist, physician and an apostle of Carl Linnaeus.
His father, Johan Stensson Rothman, was a teacher of Logic and ...
(1739–1778) by
Thunberg Thunberg is a surname. Notable people with the surname include:
*Carl Peter Thunberg (1743–1828), Swedish naturalist
* Anna Sofia Thunberg (1790–1871), Swedish opera singer
*Clas Thunberg (1893–1973), Finnish speed skater
*Greta Thunberg (bo ...
– both were pupils of
Linnaeus
Carl Linnaeus (; 23 May 1707 – 10 January 1778), also known after his ennoblement in 1761 as Carl von Linné Blunt (2004), p. 171. (), was a Swedish botanist, zoologist, taxonomist, and physician who formalised binomial nomenclature, t ...
.
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''
Carl Peter Thunberg, Thunb.
* ''Rothmannia ebamutensis''
Sonké
* ''Rothmannia engleriana''
(Karl Moritz Schumann, K.Schum.) Keay
* ''Rothmannia fischeri''
(Karl Moritz Schumann, K.Schum.) Arthur Allman Bullock, Bullock ex Oberm.
* ''Rothmannia globosa''
(Christian Ferdinand Friedrich Hochstetter, Hochst.) Keay
* ''Rothmannia hispida''
(Karl Moritz Schumann, K.Schum.) Fagerl.
* ''Rothmannia jollyana''
N. Hallé
* ''Rothmannia lateriflora''
(Karl Moritz Schumann, K.Schum.) Keay
* ''Rothmannia libisa''
N. Hallé
* ''Rothmannia liebrechtsiana''
(Émile Auguste Joseph De Wildeman, De Wild. & T. Durand) Keay
* ''Rothmannia longiflora''
Richard Anthony Salisbury, Salisb.
* ''Rothmannia lujae''
(Émile Auguste Joseph De Wildeman, De Wild.) Keay
* ''Rothmannia macrocarpa''
(William Philip Hiern, Hiern) Keay
* ''Rothmannia macrosiphon''
(Karl Moritz Schumann, K.Schum.) Diane Mary Bridson, Bridson
* ''Rothmannia manganjae''
(William Philip Hiern, Hiern) Keay
* ''Rothmannia mayumbensis''
(R.D. Good) Keay
* ''Rothmannia munsae''
(Georg August Schweinfurth, Schweinf. ex William Philip Hiern, Hiern) E.M.A. Petit
* ''Rothmannia octomera''
(William Jackson Hooker, Hook.) Fagerl.
* ''Rothmannia ravae''
(Emilio Chiovenda, Chiov.) Diane Mary Bridson, Bridson
* ''Rothmannia talbotii''
(Wernham) Keay
* ''Rothmannia urcelliformis''
(William Philip Hiern, Hiern) Arthur Allman Bullock, Bullock ex Frans Hubert Edouard Arthur Walter Robyns, Robyns
* ''Rothmannia whitfieldii''
(John Lindley, 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 ](_blank)
/ref>
* ''R. attopevensis'' (Pit.) Cornelis Eliza Bertus Bremekamp, Bremek.
* ''R. daweishanensis'' Y.M. Shui & W.H. Chen
* ''Ridsdalea eucodon, R. eucodon'' (Karl Moritz Schumann, K.Schum.) Cornelis Eliza Bertus Bremekamp, Bremek.
* ''R. kampucheana'' Tirveng.
* ''R. kuchingensis'' (William Wright Smith, W.W.Sm.) K.M. Wong and ''R. malayana'' K.M. Wong are synonyms of ''Ridsdalea grandis'' (Korth.) J.T.Pereira
* ''R. macromera'' (Carl Adolf Georg Lauterbach, Lauterb. & Karl Moritz Schumann, K.Schum.) Fagerl.
* ''R. merrillii'' (Elmer) J.T. Pereira & Colin Ernest Ridsdale, Ridsdale
* ''R. pulcherrima'' (Wilhelm Sulpiz Kurz, Kurz) Tirveng.
* ''R. schoemannii'' (Johannes Elias Teijsmann, Teijsm. & Simon Binnendijk, Binn.) Tirveng.
* ''R. sootepensis'' (Craib) Cornelis Eliza Bertus Bremekamp, Bremek.
* ''R. thailandica'' Tirveng.
* ''R. uranthera'' (C.E.C. Fisch.) Tirveng.
* ''R. venalis'' Cornelis Eliza Bertus Bremekamp, Bremek.
* ''R. vidalii'' Cornelis Eliza Bertus Bremekamp, Bremek.
* ''R. vietnamensis'' Tirveng.
* ''R. wittii'' (Craib) Cornelis Eliza Bertus Bremekamp, Bremek.
''Rothmannia macrophylla'' (Joseph Dalton Hooker, Hook.f.) Cornelis Eliza Bertus Bremekamp, Bremek. is a synonym of ''Singaporandia macrophylla'' (Hook.f.) K.M.Wong
References
External links
''Rothmannia'' in the World Checklist of Rubiaceae
{{Taxonbar, from=Q2703581
Rothmannia,
Rubiaceae genera
Taxonomy articles created by Polbot