''Plocama'' 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 nom ...
of
flowering plant
Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...
s in the family
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 a ...
. It was described by
William Aiton
William Aiton (17312 February 1793) was a Scottish botanist.
Aiton was born near Hamilton. Having been regularly trained to the profession of a gardener, he travelled to London in 1754, and became assistant to Philip Miller, then superinten ...
in 1789. It is distributed from the
Canary Islands to northwestern
India
India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...
.
The genus was expanded in 2007 when several other Rubiaceae genera were merged into it. There are now about 34 species.
[Backlund, M., Bremer, B., & Thulin, M. (2007)]
Paraphyly of Paederieae, recognition of Putorieae and expansion of ''Plocama'' (Rubiaceae-Rubioideae).
''Taxon'', 56(2), 315-328.
Plants of this genus are herbs or shrubs. They generally have an offensive scent when crushed. The leaves are oppositely arranged. The corolla is funnel shaped with a short to long tubular base. The fruit is either a
drupe or a body that splits into two parts when ripe.
[
]
Species
''Plants of the World Online'' includes:
# '' Plocama afghanica'' ( Ehrend.) M.Backlund & Thulin
# '' Plocama asperuliformis'' (Lincz.) M.Backlund & Thulin
# '' Plocama aucheri'' (Guill.
Jean Baptiste Antoine Guillemin (20 January 1796 in Pouilly-sur-Saône – 15 January 1842 in Montpellier) was a French botanist.
He studied at the municipal college in Seurre, where he was considered one of the most distinguished pupils. U ...
) M.Backlund & Thulin
# '' Plocama botschantzevii'' (Lincz.) M.Backlund & Thulin
# '' Plocama brevifolia'' (Coss. & Durieu ex Pomel) M.Backlund & Thulin
# '' Plocama bruguieri'' ( A.Rich. ex DC.) M.Backlund & Thulin
# '' Plocama bucharica'' (B.Fedtsch. & Des.-Shost.) M.Backlund & Thulin
# '' Plocama calabrica'' ( L.f.) M.Backlund & Thulin
# '' Plocama calcicola'' (Puff) M.Backlund & Thulin
# '' Plocama calycoptera'' (Decne.) M.Backlund & Thulin
# '' Plocama corcyllis'' (Sond.
Otto Wilhelm Sonder (18 June 1812, Bad Oldesloe – 21 November 1881) was a German botanist and pharmacist.
Life
A native of Holstein, Sonder studied at Kiel University, where he sat pharmaceutical examinations in 1835, before becoming the prop ...
) M.Backlund & Thulin
# '' Plocama crucianelloides'' (Jaub. & Spach) M.Backlund & Thulin
# '' Plocama dubia'' (Aitch. & Hemsl.) M.Backlund & Thulin
# '' Plocama eriantha'' (Jaub. & Spach) M.Backlund & Thulin
# '' Plocama hymenostephana'' (Jaub. & Spach) M.Backlund & Thulin
# '' Plocama iljinii'' (Lincz.) M.Backlund & Thulin
# '' Plocama inopinata'' (Lincz.) M.Backlund & Thulin
# '' Plocama jolana'' (Thulin) M.Backlund & Thulin
# '' Plocama kandaharensis'' ( Ehrend. & Qarar ex (Ehrend. & Schönb.-Tem.) M.Backlund & Thulin
# '' Plocama macrantha'' (Blatt. & Hallb.) M.Backlund & Thulin
# '' Plocama mestscherjakovii'' (Lincz.) M.Backlund & Thulin
# '' Plocama olivieri'' ( A.Rich. ex DC.) M.Backlund & Thulin
# '' Plocama pendula'' Aiton
# '' Plocama puberula'' ( Balf.f.) M.Backlund & Thulin
# '' Plocama putorioides'' (Radcl.-Sm.) M.Backlund & Thulin
# '' Plocama reboudiana'' (Coss. & Durieu) M.Backlund & Thulin
# '' Plocama rosea'' ( Hemsl. ex Aitch.) M.Backlund & Thulin
# '' Plocama somaliensis'' (Puff) M.Backlund & Thulin
# '' Plocama szowitzii'' (DC.) M.Backlund & Thulin
# '' Plocama thymoides'' (Balf.f.) M.Backlund & Thulin
# '' Plocama tinctoria'' (Balf.f.) M.Backlund & Thulin
# '' Plocama trichophylla'' (Popov) M.Backlund & Thulin
# '' Plocama vassilczenkoi'' (Lincz.) M.Backlund & Thulin
# '' Plocama yemenensis'' (Thulin) M.Backlund & Thulin
References
External links
World Checklist of Rubiaceae
{{Taxonbar, from=Q3355905
Rubiaceae genera