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Weak tradeoff between xylem safety and xylem-specific hydraulic efficiency across the world's woody plant species

Archive ouverte | Gleason, Sean M. | CCSD

International audience. The evolution of lignified xylem allowed for the efficient transport of water under tension, but also exposed the vascular network to the risk of gas emboli and the spread of gas between xyle...

Toward an index of desiccation time to tree mortality under drought

Archive ouverte | Blackman, Chris J. | CCSD

International audience. Research in plant hydraulics has provided important insights into plant responses to drought and species absolute drought tolerance. However, our ability to predict when plants will die from ...

Comparative anatomy vs mechanistic understanding: how to interpret the diameter-vulnerability link

Archive ouverte | Lens, Frederic | CCSD

International audience. Summary Results from comparative and ecological wood anatomy combined with a number of experimental studies on plant hydraulics have led to a pervasive and longstanding assumption that wider-...

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