The surprising structure of a shrub willow sex chromosome

Sex in plants can be befuddling. Most species are hermaphrodites, expressing both male and female gametes in one individual. But some, including shrub willow Salix purpurea, employ the evolutionary strategy we are far more ...

Wind in the willows boosts biofuel production

(—Willow trees cultivated for 'green energy' can yield up to five times more biofuel if they grow diagonally, compared with those that are allowed to grow naturally up towards the sky.

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