there are two that i can think of:
the coconut palm, the fibres are extracted from the coconut husk, these are then brushed and spun and made into coir mats and carpets.
the second one is the hemp plant, the fibers are extracted and can be used in the manufacture of cloth and mats.
I suppose cotton could also be used for carpets and mats as well
The skin can make carpets
Women pubic hair
mosses
Mosses
don't have a clue
Mosses are non-vascular plants that often grow in dense carpets. They can form lush carpets in various habitats, providing ground cover and helping to retain moisture. Mosses do not have true roots, stems, or leaves.
Mosses are nonvascular plants that often grow in dense carpets made up of hundreds of individual plants. They thrive in moist environments and reproduce through spores released from capsules at the tips of their stalks. These carpets of moss help to retain moisture and prevent erosion in their habitats.
who first used plants to make materials
mainly cloathing like coats, but they can also be used to make rugs (fur pelts)
carpets are used for flooring.
Tigers and bears
Kapok is not usually used in carpets. the fibers are hard to work and are extremely flammable, making it difficult, expensive, and dangerous for use in carpeting.