Seed Characteristics of Acer undulatum Pojark

Acer undulatum Pojark is a small, slow growing endemic tree in Turkey, growing only in Babadä region of Mu¿la district. It extends at altitudes of between 1400 and 1800 meters and mostly nearby on western aspects and precipitous slopes. The samaras were collected in October 15, 2012. Morphological characteristics of samaras and seeds were measured by using 50 and 100 samples. The seeds were extracted from the samaras in the laboratory. The length, width and thickness of seeds and samaras and 1000 seed weight were found to be 4.86 mm 3.07 mm, 2.82 mm, 23.83 mm, 23.50 mm, 4.88 mm and 18.69 g, respectively. The seeds were subjected to 4,8,10 and 12 weeks of prechilling at (+4 oC) durations before the germination tests at 24 oC.