vasculum
nounEtymology Borrowed from Latin vāsculum (“small vessel”).
1
A container used by botanists to store newly-collected samples.
- ‘Here,’ Jonas said, and picked up a brass vasculum. Unscrewing the lid he emptied it of herbs […].1981, Gene Wolfe, chapter XIII, in The Claw of the Conciliator (The Book of the New Sun; 2), New York: Timescape, →ISBN, page 108: