herbarium

noun, plural her·bar·i·ums, her·bar·i·a [hur-bair-ee-uh] /hɜrˈbɛər i ə/.

1. a collection of dried plants systematically arranged.
2. a room or building in which such a collection is kept.

noun plural -iums or -ia (-ɪə)

1. a collection of dried plants that are mounted and classified systematically
2. a building, room, etc, in which such a collection is kept