Natural variation in tolerance to sub-zero temperatures among populations of Arabidopsis lyrata ssp. petraea

BMC Plant Biology

Table 1 Location and altitude for each population of Arabidopsis lyrata ssp. petraea in this study

Country	Population	Latitude (decimal degrees)	Longitude (decimal degrees)	Altitude (masl)	Average yearly site temperature (°C)	Site description	LT₅₀ (°C)
Iceland	Raudholar	64.093	21.749	90	5.0	Coastal	−7.8
Iceland	Sandfell	64.073	21.683	119	4.7	Inland, low altitude	−7.7
Sweden	Notsand	62.609	18.062	3	7.5	Coastal, low altitude	−8.6
Norway	Bovra	61.770	8.419	493	4.6	Low altitude	−6.2
Norway	Spiterstulen	61.658	8.427	953	3.6	High altitude	−6.5
Norway	Helin	61.046	8.666	1141	4.5	High altitude	−7.4
Ireland	Leitrim	54.383	8.377	355	8.8	Inland, low altitude	−7.7

Masl metres above sea level. Lethal temperature for 50% survival after exposure to sub-zero temperatures after two days cold acclimation at 2 °C (LT₅₀)

ISSN: 1471-2229