The dispersal of spores in ferns takes place through the annulus on the plant – a cluster of cells arranged in an arc or ring on the sporangium. … As the water continues to evaporate, a bubble of air forms inside each annulus plant cell, forcing the cell to snap open and release the spores.

Do spores grow in capsules?

A moss is a flowerless, spore-producing plant – with the spores produced in small capsules. … The spore capsule, often with a supporting stalk (called a seta), is the sporophyte and this grows from the gametophyte stage.

Do all ferns release spores?

Sterile Ferns The vast majority of ferns produce fertile spores… but at least two commonly grown houseplant ferns do not.