Possibly you are looking for the word "anthology".
An anthology.
a poetry book...
A rhyming dictionary.
Sylra Epos Divan Anthology
You could consider naming your poem book based on a central theme or emotion that ties the poems together. For example, "Whispers of the Heart" or "Echoes of the Soul." Alternatively, you could use a unique phrase or image from one of your poems as the title to intrigue readers.
It is not an actual poem, rather a series of Poems by Walt Whitman in a book. He named the book Leaves of Grass. He revised the poems and added more into the novel all the way up until his death.
"Epic Poems" .
it is in the library inside a book call Broadway
epitaphs
Call the collection a harem.
A "poet". :D
A collection of islands is called an archipelago.