Question

what is leafy stage in mosses

Answer 1

A protonema (plural: protonemata) is a thread-like chain of cells that forms the earliest stage (the haploid phase) of in the life cycle of mosses and liverworts. When a moss first grows from the spore, it grows as a protonema which develops into a leafy gametophore.

Answer 2

a protonema is thread like chain of cells that perform earliest stage in the life cycle of mosses and liverworts . when the moss first grow from the spore it grows as a protonema which develops into a leafy gametophore