On poison in the shade of walnut trees.
Pliny on the dangers of being in the shade (Naturalis Historia 17.18): Iam quaedam umbrarum proprietas: iuglandum gravis et noxia, etiam capiti humano omnibusque iuxta satis. Now there is a certain distinctive property to some shades: that of walnut trees is unwholesome and harmful, both to human life, and to anything else close enough. He […]
Also tagged 1st century, juglone, Pliny, proprietas, translation