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Kew Bulletin

, 71:28 | Cite as

Gambeya korupensis (Sapotaceae: Chrysophylloideae), a new rain forest tree species from the Southwest Region in Cameroon

  • Corneille E. N. Ewango
  • David Kenfack
  • Moses Nsanyi Sainge
  • Duncan W. Thomas
  • Xander M. van der Burgt
Article

Summary

Gambeya korupensis Ewango & Kenfack (Sapotaceae: Chrysophylloideae), a new rain forest tree species from the Southwest Region in Cameroon, is described and illustrated. A distribution map is provided. G. korupensis has the leaf blade below pubescent on the midribs and secondary nerves, flowers with a pedicel 0.5 – 1 mm long, and a fruit which is ovoid, attenuate at the apex, 5-ridged, verrucose between the ridges, and bright red at maturity. The conservation status of G. korupensis is assessed as Vulnerable according to IUCN criteria.

Key Words

Chrysophyllum conservation IUCN Vulnerable Korup National Park 

Notes

Acknowledgements

The Cameroonian Ministries of Forest and Wildlife and Scientific Research granted permission to carry out research in Korup National Park. The University of Bern and the Center for Tropical Forest Science are thanked for their continued support that led to the discovery of the new species. We thank the staff and curators of K, MO and WAG for their support to the first author during visits to their herbarium. Martin Cheek is thanked for arranging a visit of the first author to K and for continuing encouragement. The authors are grateful to the two reviewers for their valuable comments on the manuscript. We thank Andrew Brown for the illustration, and Rio Tinto and the Wildlife Conservation Society for their support of a visit to K.

References

  1. Aubréville, A. (1961). Flore du Gabon vol. 1. Sapotacées. Muséum National d’Histoire Naturelle, Paris.Google Scholar
  2. ____ (1964a). Flore du Cameroun vol. 2. Sapotacées. Muséum National d’Histoire Naturelle, Paris.Google Scholar
  3. ____ (1964b). Sapotacées. Adansonia Mémoire no 1. Muséum National d’Histoire Naturelle, Paris.Google Scholar
  4. Beentje, H. (2010). The Kew Plant Glossary. An illustrated dictionary of plants terms. Royal Botanic Gardens, Kew.Google Scholar
  5. Burgt, X. M. van der (2009). Lecomtedoxa plumosa (Sapotaceae), a new tree species from Korup National Park, Cameroon. Kew Bull. 64: 313 – 317.Google Scholar
  6. ____ & Newbery, D. M. (2006). Gluema korupensis (Sapotaceae), a new tree species from Korup National Park, Cameroon. Kew Bull. 61: 79 – 84.Google Scholar
  7. Cable, S. & Cheek, M. (1998). The Plants of Mount Cameroon, a conservation Checklist. Royal Botanic Gardens, Kew.Google Scholar
  8. Cheek, M., Pollard, B. J., Darbyshire, I., Onana, J.-M. & Wild, C. (2004). The Plants of Kupe, Mwenenguba and the Bakossi mts, Cameroon, a Conservation checklist. Royal Botanic Gardens, Kew.Google Scholar
  9. Engler, A. (1904). Monographien afrikanischer Pflanzen-Familien und -Gattungen 8 (34): Sapotaceae. Wilhelm Engelmann, Leipzig.Google Scholar
  10. Ewango, C. E. N. & Breteler, F. J. (2001). Présence du genre Pradosia (Sapotaceae) en Afrique: description d’une nouvelle espèce. Adansonia 23 (1): 147 – 150.Google Scholar
  11. Geocat (2015). Geospatial Conservation Assessment Tool. http://geocat.kew.org. Accessed June 2015.
  12. Harvey, Y., Pollard, B. J., Darbyshire, I., Onana, J.-M. & Cheek, M. (2004). The Plants of Bali Ngemba forest reserve, Cameroon. A conservation Checklist. Royal Botanic Gardens, Kew.Google Scholar
  13. Heine, H. (1963). Sapotaceae. In: F. N. Hepper (ed.), Flora of West Tropical Africa, Ed. 2, Vol. 2: 16 – 30. Crown Agents, London.Google Scholar
  14. Hemsley, J. H. (1968). Sapotaceae. In: E. Milne-Redhead & R. M. Polhill (eds), Flora of East Tropical Africa. Crown Agents, London.Google Scholar
  15. IUCN (2012). IUCN Red List Categories and Criteria: version 3.1. IUCN Species Survival Commission. IUCN, Gland & Cambridge.Google Scholar
  16. Kenfack, D., Ewango, C. E. N. & Thomas, D. W. (2004). Manilkara lososiana, a new species of Sapotaceae from Cameroon. Kew Bull. 59: 609 – 612.Google Scholar
  17. ____, Thomas, D. W., Chuyong, G. & Condit, R. (2006). Rarity and abundance in a diverse African forest. Biodivers. Conserv. 16 (7): 2045 – 2074.Google Scholar
  18. Newbery, D. M., van der Burgt, X. M., Worbes, M. & Chuyong, G. B. (2013). Transient dominance in a central African rain forest. Ecol. Monogr. 83 (3): 339 – 382.Google Scholar
  19. Onana, J. M. (2013). Synopsis des Espèces Végétales Vasculaires Endémiques et Rares du Cameroun. Checkliste pour la gestion durable et la conservation de la biodiversité. In: J. M. Onana (ed.), Flore du Cameroun 40. Ministère de la Recherche Scientifique et de l’Innovation (MINRESI).Google Scholar
  20. ____ & Cheek, M. (2011). Red Data Book of the Flowering Plants of Cameroon. IUCN Global Assessments, Kew.Google Scholar
  21. Pennington, T. D. (1991). The Genera of Sapotaceae. Royal Botanic Gardens, Kew.Google Scholar
  22. Pierre, L. (1891). Notes botaniques. Sapotacées. Librairie des Sciences Naturelles, Paris.Google Scholar
  23. Swenson, U. & Anderberg, A. A. (2005). Phylogeny, character evolution, and classification of Sapotaceae (Ericales). Cladistics 21: 101 – 130.Google Scholar
  24. Thomas, D. W., Kenfack, D., Chuyong, G. B., Moses, S. N., Losos, E., Condit, R. S. & Songwe, N. C. (2003). Tree species of southwestern Cameroon: tree distribution maps, diameter tables, and species documentation of the 50-hectare Korup Forest dynamics plot. Center for Tropical Forest Science of the Smithsonian Tropical Research Institute, Washington D.C.Google Scholar

Copyright information

© The Board of Trustees of the Royal Botanic Gardens, Kew 2016

Authors and Affiliations

  • Corneille E. N. Ewango
    • 1
    • 2
  • David Kenfack
    • 3
  • Moses Nsanyi Sainge
    • 4
  • Duncan W. Thomas
    • 5
  • Xander M. van der Burgt
    • 6
  1. 1.Wildlife Conservation SocietyKinshasaD.R. Congo
  2. 2.University of KisanganiKisanganiD.R. Congo
  3. 3.Center for Tropical Forest Science – ForestGEO, Smithsonian Tropical research InstituteWashingtonUSA
  4. 4.Tropical Plant Exploration Group (TroPEG) CameroonMundembaCameroon
  5. 5.School of Biological Sciences, Washington State UniversityVancouverUSA
  6. 6.Herbarium, Royal Botanic Gardens, KewRichmondUK

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