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Illustrated is the bark of pinus sylvestris invaded by peridermium pini. A represents young peridia and B represents peridium opened.

Bark of Pinus Sylvestris Invaded by Peridermium Pini

Illustrated is the bark of pinus sylvestris invaded by peridermium pini. A represents young peridia…

Illustrated in a stem of young pine attacked by peridermium pini. Peridermium pini is a fungus that almost always grows on trees young twenty years old. The fungus ultimately kills the branches.

Stem of Young Pine Attached by Peridermium Pini

Illustrated in a stem of young pine attacked by peridermium pini. Peridermium pini is a fungus that…