vasculum
/ˈvæskjələm/
noun
- A small container, often made of metal or tin, used by botanists to carry plant specimens while collecting in the field.
- The botanist carefully placed the fern frond into her vasculum to keep it fresh.
- He carried a worn brass vasculum slung over his shoulder during the plant survey.
- Before heading into the forest, she packed her vasculum with newspaper to protect delicate flowers.