St Anthony the Great (Antony) of Thebes 251-356. Egyptian aesthetic: Father of Christian monasticism: Patron saint of herdsmen. Here with his emblem, a pig, being appealed to by victim of St Anthony's Fire (gangrenous ergotism). Halo a symbol of holiness and that power of healing emanates from God. Woodcut from Hans van Gersdorff Veldt Boeck van den Chirugia Scheel-Hans, Amsterdam, 1593. Woodcuts from 1517 Strasbourg edition. Ergot poisoning caused by eating flour from grain contaminated with ergot fungus (Claviceps purpurea). Rye particularly susceptible, especially in wet seasons.