Table I. Study species, family, origin, plant and leaf habit, and mean values ± se for hydraulic vulnerability traits: water potential at which Kleaf, Kx, and Kox declined by 50% (P50) and 88% (P88), and the turgor loss point (ΨTLP)
SpeciesFamilyOriginPlant HabitLeaf HabitP50,Kleaf and P88,KleafP50,Kox and P88,KoxP50,Kx and P88,KxΨTLP
MPaMPaMPaMPa
Cercocarpus betuloidesRosaceaeCalifornia, MexicoTreeEvergreen−2.8, −6.5−2.8, −6.2−3.0, −6.6−2.6 ± 0.04
Comarostaphylis diversifoliaEricaceaeCalifornia, MexicoTreeEvergreen−2.8, −5.0−2.7, −5.0−5.6, −8.4−3.4 ± 0.34
Hedera canariensisAraliaceaeCanary IslandsShrubEvergreen−0.64, −1.5−0.58, −1.3−1.9, −2.8−2.0 ± 0.07
Lantana camaraVerbenaceaePantropicalShrubDeciduous−0.80, −1.8−0.79, −1.8−0.87, −1.6−1.4 ± 0.04
Magnolia grandifloraMagnoliaceaeSouthern United StatesTreeEvergreen−0.42, −4.1−0.33, −2.6−3.3, −4.6−2.1 ± 0.02
Malosma laurinaAnacardiaceaeCalifornia, MexicoShrubEvergreen−0.64, −1.4−0.35, −0.95−2.6, −5.2−2.2 ± 0.06
Quercus agrifoliaFagaceaeCalifornia, MexicoTreeEvergreen−2.4, −4.2−2.2, −4.1−5.4, −6.7−3.0 ± 0.12
Salvia canariensisLamiaceaeCanary IslandsShrubEvergreen−0.26, −0.76−0.09, −0.36−0.89, −1.6−1.2 ± 0.05