scholarly journals RADseq data reveal ancient, but not pervasive, introgression between Californian tree and scrub oak species (Quercussect.Quercus: Fagaceae)

2018 ◽  
Vol 27 (22) ◽  
pp. 4556-4571 ◽  
Author(s):  
Bernard Y. Kim ◽  
Xinzeng Wei ◽  
Sorel Fitz-Gibbon ◽  
Kirk E. Lohmueller ◽  
Joaquín Ortego ◽  
...  
Keyword(s):  

1985 ◽  
Vol 35 ◽  
pp. 93-97 ◽  
Author(s):  
Stephen Hill

The ruins at Yanıkhan form the remains of a Late Roman village in the interior of Rough Cilicia some 8 kilometres inland from the village of Limonlu on the road to Canbazlı (see Fig. 1). The site has not been frequently visited by scholars, and the first certain reference to its existence was made by the late Professor Michael Gough after his visit on 2 September 1959. Yanıkhan is now occupied only by the Yürüks who for years have wintered on the southern slopes of Sandal Dağ. The ancient settlement at Yanıkhan consisted of a village covering several acres. The remains are still extensive, and some, especially the North Basilica, are very well preserved, but there has been considerable disturbance in recent years as stone and rubble have been removed in order to create small arable clearings. The visible remains include many domestic buildings constructed both from polygonal masonry without mortar and from mortar and rubble with coursed smallstone facing. There are several underground cisterns and a range of olive presses. The countryside around the settlement has been terraced for agricultural purposes in antiquity, and is, like the settlement itself, densely covered with scrub oak and wild olive trees. The most impressive remains are those of the two basilical churches which are of little artistic pretension, but considerable architectural interest. The inscription which forms the substance of this article was found on the lintel block of the main west entrance of the South Basilica.



Geoderma ◽  
2005 ◽  
Vol 126 (3-4) ◽  
pp. 353-365 ◽  
Author(s):  
J.L. Johnson-Maynard ◽  
R.C. Graham ◽  
P.J. Shouse ◽  
S.A. Quideau


2002 ◽  
Vol 12 (5) ◽  
pp. 1267-1275 ◽  
Author(s):  
Elizabeth A. Ainsworth ◽  
Phillip A. Davey ◽  
Graham J. Hymus ◽  
Bert G. Drake ◽  
Stephen P. Long


Rhodora ◽  
2008 ◽  
Vol 110 (942) ◽  
pp. 171-177
Author(s):  
William E. McClain ◽  
John E. Ebinger


2021 ◽  
Author(s):  
Scott T O’Donnell ◽  
Sorel T Fitz-Gibbon ◽  
Victoria L Sork

Abstract Ancient introgression can be an important source of genetic variation that shapes the evolution and diversification of many taxa. Here, we estimate the timing, direction and extent of gene flow between two distantly related oak species in the same section (Quercus sect. Quercus). We estimated these demographic events using genotyping by sequencing data (GBS), which generated 25,702 single nucleotide polymorphisms (SNPs) for 24 individuals of California scrub oak (Quercus berberidifolia) and 23 individuals of Engelmann oak (Q. engelmannii). We tested several scenarios involving gene flow between these species using the diffusion approximation-based population genetic inference framework and model-testing approach of the Python package DaDi. We found that the most likely demographic scenario includes a bottleneck in Q. engelmannii that coincides with asymmetric gene flow from Q. berberidifolia into Q. engelmannii. Given that the timing of this gene flow coincides with the advent of a Mediterranean-type climate in the California Floristic Province, we propose that changing precipitation patterns and seasonality may have favored the introgression of climate-associated genes from the endemic into the non-endemic California oak.



1893 ◽  
Vol 6 (209) ◽  
pp. 523-523
Author(s):  
C. H. Tyler Townsend
Keyword(s):  


Castanea ◽  
2008 ◽  
Vol 73 (1) ◽  
pp. 29-39 ◽  
Author(s):  
William E. McClain ◽  
John E. Schwegman ◽  
Todd A. Strole ◽  
Loy R. Phillippe ◽  
John E. Ebinger


2002 ◽  
Vol 9 (1) ◽  
pp. 84-95 ◽  
Author(s):  
Sabina Dore ◽  
Graham J. Hymus ◽  
David P. Johnson ◽  
C. R. Hinkle ◽  
Riccardo Valentini ◽  
...  


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