Abscission Collection

Surgery in a Russian Hospital
Six surgeons about to get to work in an early 20th century Russian Hospital. Date: Early 20th century

A Gynaecological Operation in St Petersburg
Early 20th century Gynaecological surgery taking place in front of a vast audience of Surgeons, would-be surgeons and nurses in the Obstetric Institute in St Petersburg, Russia. Date: 1905

Leaf abscission layer, light micrograph
Leaf abscission layer. Light micrograph of a longitudinal section through a dicotyledon stem that has undergone leaf-fall. Part of the abscission layer (orange) is at centre

Abscission layer, light micrograph
Abscission layer. Light micrograph of a longitudinal section through a stem from the flame nettle (Solenostemon scutellarioides), showing a developing abscission layer (purple, left)

Sycamore stem, light micrograph
Sycamore stem. Light micrograph of a vertical section through a sycamore (Acer pseudoplatanus) stem node

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