Log in

Editor's Picks

The oak tree in Skjomendalen © Gerhard Sørensen-Fuglem and Cecilia Piccirilli Bjerkeset
An oak grows north of the Arctic Circle in Norway
Website Editor | Aug 14, 2023
Unusual symptoms linked to phytoplasma infection in Quercus humboldtiii, Colombia © Eric Boa
Symptoms linked to phytoplasma infection found in Quercus...
Website Editor | Aug 06, 2023
quercus-leucotrichophora-iturraran.jpg
Different names are being used for one species.
Website Editor | Jun 20, 2023

Plant Focus

A small but mature Alabama sandstone oak producing acorns © Patrick Thompson
A Critically Endangered dwarf oak 

Three New Oak Hybrids from Southwest Iberia (Spain and Portugal)

PDF icon Log in or register to access the full text.

Francisco M. Vázquez Pardo, Enrique Sánchez Gullón, Carlos Pinto-Gomes, Miguel Angel Pineda, David García Alonso, Francisco Marquez García, María José Guerra Barrena, José Blanco Salas, and Carlos Villaviçosa

Published May 2015 in International Oaks No. 26: 43–56.

Abstract

The study of oak diversity in the Southern Iberian Peninsula resulted in the nomenclatural revision of following nothotaxa: Quercus ×beturica (F.M. Vázquez, Coombes, Rodr.- Coombes, Ramos & Doncel) F.M. Vázquez, C. Villaviçosa, C. Meireles & C. Pinto-Gomes stat. nov.; Q. ×numantina Ceb. & C. Vicioso nothosubsp. discreta F.M. Vázquez nom. nov., and Q. ×tentudaica (F.M. Vázquez) F.M. Vázquez stat. nov. Also, three new nothospecies are described: Q. ×ordenensis F.M. Vázquez, García Alonso & Márquez nothosp. nov. (sterile and rare shrub), Q. ×alentejana Pinto-Gomes & F.M. Vázquez nothosp. nov. (fertile and frequent Lusitanian tree), and Q. ×pastorae M.A. Pineda, F.M. Vázquez & Sánchez Gullón nothsp. nov. (fertile and rare tree).

Keywords

Quercus, Fagaceae, nothotaxa, Iberian Peninsula, taxonomy, nomenclatural review

References

Burger, W.C. 1975. The species concept in Quercus. Taxon 24(1): 45–50.

Camus, A. 1938. Les Chênes. Monographie du genre Quercus. Tome I. Paris: Editions Paul Lechevalier.

Costa, M., C. Morla, and H. Sainz Ollero. 1997. Los bosques ibéricos: una interpretación geobotánica. Barcelona: Ed. Planeta. Coutinho, A.X.P. 1888. Os Quercus de Portugal. Bol. Soc. Brot. Sér. 1, 6: 47-116.

Dodd, R.S., and Z. Afzal-Rafii. 2004. Selection and dispersal in a multispecies Oak hybrid zone. Evolution 58(2): 261–269. Franco, J.A. 1971. Nova Flora de Portugal (Continente e Açores). Vol. 1. 3 vols. Lisboa: Edição do autor.

−−−. 1990. Quercus L. In: Flora Iberica, Vol II (Platanaceae-Plumbaginaceae [Partim]), edited by S. Castroviejo et al., 15-36.

Madrid: Real Jardín Botánico, CSIC., 15-36.

Hardin, J.W. 1979. Atlas of foliar surface features in woody plants I. Vestiture and trichome types of Eastern North American Quercus. Bull. Torrey Bot. Club 106(4): 313-325.

Holmgren, P.K., and N.H. Holmgren. 2003. Additions to Index Herbariorum (Herbaria), edition 8- Fourteenth Series. Taxon 52: 385-389.

Holmgren, P.K., N.H. Holmgren, and L.C. Barnett. 1990. Index Herbariorum Part I: The herbaria of the World, ed. 8.- Regn. Vegetabile 120: 1-693.

Huguet del Villar, E.H. 1958. Estudio sobre los Quercus del Oeste mediterráneo. Anales Inst. Bot. A. J. Cavanilles 15: 3-114. Muller, C.H. 1952. Ecological control of hybridisation in Quercus: a factor in the mechanism of evolution. Evolution 6: 147-161. Palmer, E.J. 1948. Hybrid Oaks of North America. Journ. Arnold Arboretum 29: 1-49.

Penas, A., F. Llamas, C. Pérez-Morales, and C. Acedo. 1997. A new species of Quercus L. (Fagaceae) from NW Spain. Botanica 54 International Oaks, No. 26, 2015 Helvetica 107: 75-82.

Rivas-Martínez, S., T.E. Diaz González, A. Penas Merino, and F. Llamas García. 2002. Quercus orocantabrica sp. nov. Itinera Geobotanica, 15: 706, fig. p. 659.

Rivas-Martínez, S. and C. Saénz de Rivas. 1991. Enumeración de los Quercus de la Península Ibérica. Rivasgodaya 6: 101-110. Rushton, B.S. 1993. Natural hybridization within the genus Quercus. Ann. Sci. For. 50: 73–91.

Saénz de Rivas, C. 1968. Notas sobre Quercus canariensis Willd. Anales Inst. Bot. A. J. Cavanilles, 26: 45-52.

Saénz de Rivas, C. and S. Rivas-Martínez. 1971. Híbridos meridionales ibéricos del Quercus faginea Lam. Pharm. Meditteranea 7: 489-501.

Sampaio, G. 1910. Quercus L. Manual da Flora Portugueza. Porto: Tipografia Occidental.

Sánchez de Dios, R., M. Benito-Garzón, and H. Sainz-Ollero H. 2006. Hybrid zones between two European Oaks: a plant community approach. Plant Ecol. 187: 109-125.

Schwarz, O. 1936-39. Monographie der Eichen Europas und des Mittelmeergebietes. Feddes Repert. 1(5):1-400.

−−−. 1936a. Sobre los Quercus catalanes del subgén. Lepidobalanus Oerst. Cavanillesia, 8: 65-100.

−−−. 1936b. Entwurf zu einem natürlichen System der Cupuliferen und der Gattung Quercus L. Notizblatt Botanischen Gartens und Museum Berlin-Dahlem 13(116): 1-22.

Van Valen, L. 1976. Ecological species, multispecies, and oaks. Taxon 25: 233–239.

Vasconcellos, J.C., and J.A. Franco. 1954. Carvalhos de Portugal. Anais do Inst. Sup. Agron. 21: 1-135.

Vázquez, F.M. 1995. Híbridos de Quercus faginea subsp. broteroi (Coutinho) A. Camus en el suroeste de la Península Ibérica. Anal. Jard. Bot. Madrid 53(2): 247-251.

−−−. 2013. Micromorphological and Anatomical Characters Used to Differentiate Mediterranean Oaks. International Oaks 24: 122-129.

Vázquez, F.M., S. Ramos, and T. Ruiz. 2000. Hybridisation processes in Mediterranean Oaks from South Spain. International Oaks 12: 108-117.

Vázquez, F.M., S. Ramos, E. Doncel, A.J. Coombes, and M. Rodríguez. 2003. New Oak hybrids from Spain. International Oaks 14: 49-60.

Vicioso, C. 1950. Revisión del género Quercus en España. Trab. Inst. Invest. y Exper. Forestales. Exp. 51. Madrid. 1-194. Villaviçosa, C., F.M. Vázquez, C. Meireles, and C. Pinto-Gomes. in press. Taxonomic peculiarities on marcescent oaks (Quercus) in southern Portugal. Lazaroa. Vol. 35.