Craterispermum capitatum and C. gabonicum (Rubiaceae): two new species from the Lower Guinean and Congolian Domains
Craterispermum capitatum and C. gabonicum, two new species of Rubiaceae, are described from the Lower Guinea and Congolian Domains. Detailed descriptions and distribution maps are provided for each species, their conservation status is assessed and their taxonomic affini...
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2017-07-01
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doaj-e032378d17294201858919503eeb78b42020-11-24T23:57:18ZengPensoft PublishersPhytoKeys1314-20111314-20032017-07-018310311810.3897/phytokeys.83.1362313623 Craterispermum capitatum and C. gabonicum (Rubiaceae): two new species from the Lower Guinean and Congolian DomainsHermann Taedoumg0Bonaventure Sonké1Perla Hamon2Petra De Block3Bioversity InternationalUniversity of Yaoundé IInstitut de Recherche pour le DéveloppementBotanic Garden Meise Craterispermum capitatum and C. gabonicum, two new species of Rubiaceae, are described from the Lower Guinea and Congolian Domains. Detailed descriptions and distribution maps are provided for each species, their conservation status is assessed and their taxonomic affinities are discussed. Craterispermum gabonicum is unique within the genus because of the strong dimorphism in brevistylous and longistylous flowers and inflorescences. We hypothesize that this species shows some form of dioecy. The distribution of C. capitatum shows a wide disjunction: the species is present in the Lower Guinean and Congolian Domains but absent from Gabon and South Cameroon. An identification key for the Craterispermum species present in the Lower Guinean and Congolian Domains is given. https://phytokeys.pensoft.net/articles.php?id=13623 |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Hermann Taedoumg Bonaventure Sonké Perla Hamon Petra De Block |
spellingShingle |
Hermann Taedoumg Bonaventure Sonké Perla Hamon Petra De Block Craterispermum capitatum and C. gabonicum (Rubiaceae): two new species from the Lower Guinean and Congolian Domains PhytoKeys |
author_facet |
Hermann Taedoumg Bonaventure Sonké Perla Hamon Petra De Block |
author_sort |
Hermann Taedoumg |
title |
Craterispermum capitatum and C. gabonicum (Rubiaceae): two new species from the Lower Guinean and Congolian Domains |
title_short |
Craterispermum capitatum and C. gabonicum (Rubiaceae): two new species from the Lower Guinean and Congolian Domains |
title_full |
Craterispermum capitatum and C. gabonicum (Rubiaceae): two new species from the Lower Guinean and Congolian Domains |
title_fullStr |
Craterispermum capitatum and C. gabonicum (Rubiaceae): two new species from the Lower Guinean and Congolian Domains |
title_full_unstemmed |
Craterispermum capitatum and C. gabonicum (Rubiaceae): two new species from the Lower Guinean and Congolian Domains |
title_sort |
craterispermum capitatum and c. gabonicum (rubiaceae): two new species from the lower guinean and congolian domains |
publisher |
Pensoft Publishers |
series |
PhytoKeys |
issn |
1314-2011 1314-2003 |
publishDate |
2017-07-01 |
description |
Craterispermum capitatum and C. gabonicum, two new species of Rubiaceae, are described from the Lower Guinea and Congolian Domains. Detailed descriptions and distribution maps are provided for each species, their conservation status is assessed and their taxonomic affinities are discussed. Craterispermum gabonicum is unique within the genus because of the strong dimorphism in brevistylous and longistylous flowers and inflorescences. We hypothesize that this species shows some form of dioecy. The distribution of C. capitatum shows a wide disjunction: the species is present in the Lower Guinean and Congolian Domains but absent from Gabon and South Cameroon. An identification key for the Craterispermum species present in the Lower Guinean and Congolian Domains is given.
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url |
https://phytokeys.pensoft.net/articles.php?id=13623 |
work_keys_str_mv |
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1725454662756204544 |