Research Article

Spontaneous Hybridization between Pinus mugo and Pinus sylvestris at the Lithuanian Seaside: A Morphological Survey

Table 1

The localities and number of sampled putative P. mugo × sylvestris hybrids at each locality in Kursiu Nerija. Altitude of the localities varied from 5 to 20 m. a.s.l.. For the sampling interval, the geographical coordinates indicate the midpoint of the interval. The localities follow the order towards the south (Figure 1).

No.LocalityTree numberLatitudeLongitudeSampling interval

(1)Smiltinė2355° 38′21° 06′5 km along the seaside dune: up to border of Juodkrantė forest district
(2)Juodkrantė6955° 30′21° 06′P. mugo stand 5 km northwards from Juodkrantė
(3)Dviračių takas Juodkrantė-Smiltynė4955° 35′21° 07′10 km interval northwards from Juodkrantė
(4)Pervalka4655° 25′21° 05′5 km interval from the Reza monument to the Naglis reserve
(5)Voice Krugas1055° 21′21° 02′Dune of Voice Krugas (midway Nida to Preila)
(6)Nida655° 17′20° 58′At the foot of the Parnidžio dune

Total203