, Volume 66, Issue 4, pp 311–315 | Cite as

A new species of Psidium (Myrtaceae) from Ecuador and Colombia

  • Leslie R. Landrum
  • Carlos Parra-O.


Psidium occidentale from Colombia and Ecuador is described and illustrated. It is compared with its presumed closest relatives, and differs from them by its larger leaves and multi-flowered inflorescences. It generally grows at lower elevations than these other species. Its conservation status is evaluated.

Key Words

Andes Colombia Ecuador Myrtaceae Psidium taxonomy 


Psidium occidentale de Colombia y Ecuador se describe e ilustra. Se compara con sus presuntos parientes más cercanos y se diferencia de estos por las hojas más grandes e inflorescencias con más flores; generalmente crece en elevaciones más bajas que estas otras especies. Se evalúa su estado de conservación.



We thank the curators of the following herbaria for making their specimens available for this study: ASU, CAUP, COL, CUVC, HUA, MO, PSO, QCNE. M. L. Kawasaki and an anonymous reviewer kindly offered many helpful suggestions that improved this paper. We are grateful to Bobbi Angell for preparing the illustration. Carlos Parra-O. is grateful to Herbario Nacional Colombiano (COL) - Instituto de Ciencias Naturales - Universidad Nacional de Colombia for its support.

Literature Cited

  1. Burret, M. 1941. Myrtaceenstudien II. Repertorium Specierum Novarum Regni Vegetabilis 50: 50–60.CrossRefGoogle Scholar
  2. Govaerts, R., M. Sobral, P. Ashton, F. Barrie, B. K. Holst, L.R. Landrum, K. Matsumoto, F. Mazine, E. Nic Lughadha, C. Proenca, L. H. Soares-Silva, P. G. Wilson & E. Lucas. 2008. World Checklist of Myrtaceae: 1–455. Kew Publishing, Royal Botanic Gardens, Kew.Google Scholar
  3. Landrum, L. R. 2003. A revision of the Psidium salutare complex (Myrtaceae). Sida 20: 1449–1469.Google Scholar
  4. ——— & W. P. Sharp. 1989. Seed coat characters of some American Myrtinae (Myrtaceae): Psidium and related genera. Systematic Botany 14: 370–376.CrossRefGoogle Scholar
  5. Lucas, E. J., S. A. Harris, F. F. Mazine, S. R. Belsham, E. M. Nic Lughadha, A. Telford, P. E. Gasson & M. W. Chase. 2007. Suprageneric phylogenetics of Myrteae, the generically richest tribe in Myrtaceae (Myrtales). Taxon 56: 1105–1128.CrossRefGoogle Scholar
  6. McVaugh, R. 1968. The genera of American Myrtaceae – an interim report. Taxon 17: 354–418.CrossRefGoogle Scholar
  7. Murillo-A, J., T. F. Stuessy & E. Ruiz. 2013. Phylogenetic relationships among Myrceugenia, Blepharocalyx, and Luma (Myrtaceae) based on paired-sites models and the secondary structures of ITS and ETS sequences. Plant Systematics and Evolution 299: 713–729.CrossRefGoogle Scholar

Copyright information

© The New York Botanical Garden 2014

Authors and Affiliations

  1. 1.School of Life SciencesArizona State UniversityTempeU.S.A
  2. 2.Instituto de Ciencias NaturalesUniversidad Nacional de ColombiaBogotá, D.C.Colombia

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