Jumping through the hoops: the challenges of daffodil (Narcissus) classification Article Accepted Version Könyves, K., David, J. and Culham, A. (2019) Jumping through the hoops: the challenges of daffodil (Narcissus) classification. Botanical Journal of the Linnean Society, 190 (4). pp. 389-404. ISSN 0024-4074 doi: https://doi.org/10.1093/botlinnean/boz032 Available at http://centaur.reading.ac.uk/85267/ It is advisable to refer to the publisher’s version if you intend to cite from the work. See Guidance on citing . To link to this article DOI: http://dx.doi.org/10.1093/botlinnean/boz032 Publisher: Oxford University Press All outputs in CentAUR are protected by Intellectual Property Rights law, including copyright law. Copyright and IPR is retained by the creators or other copyright holders. Terms and conditions for use of this material are defined in the End User Agreement . www.reading.ac.uk/centaur CentAUR Central Archive at the University of Reading Reading’s research outputs online Jumping through the hoops: the challenges of daffodil classification 1 Kálmán Könyves1, 2*, John David1, Alastair Culham2 2 1Royal Horticultural Society Garden Wisley, Woking, Surrey, GU23 6QB, United Kingdom 3 2University of Reading Herbarium, Harborne Building, School of Biological Sciences, 4 University of Reading, Whiteknights, Reading, RG6 6AS, United Kingdom 5 * Correspondence: 6 Kálmán Könyves 7
[email protected] 8 9 Running title: Hoop-petticoat daffodils 10 1 11 ABSTRACT 12 13 Hoop-petticoat daffodils are a morphologically congruent group that has two distinct lineages 14 in the molecular phylogeny of Narcissus. It is possible that the morphological similarity is a 15 product of both historic and current low-level gene flow between these lineages.