What does "gelsemium" mean?

Any of several flowering plants, of the genus Gelsemium, many of which are poisonous.

Gelsemium

Common synonyms include: carolina jessamine, gelsemine alkaloids, heartleaf jasmine, yellow jasmine.

noun

noun ·Rare ·Advanced level

Noun

1
Any of several flowering plants, of the genus Gelsemium, many of which are poisonous.

From the genus name.