Fascicle (noun)

1. A small bundle of leaves, flowers, or branches growing from a stem or stalk.
2. A unit or section of a book, magazine, or other publication, typically one bound with others to form a larger work.

Origin:

Late latin fasciculus 'a little bundle', from latin fascis 'a bundle'.

Examples:

1. The plant's stem was covered in fascicles of delicate white flowers.
2. The author's magnum opus was published in fascicles, with each installment attracting great interest and attention.
3. The anatomy textbook was organized into fascicles, making it easier for students to study specific topics.
4. The fern's fronds were composed of multiple green fascicles, each containing dozens of delicate leaflets.
5. The poet's collected works were eventually published in several large fascicles, many years after his death.