Question

in which geological time period did bryophytes appear on earth​

Answer 1

Explanation:

The first evidence for liverworts occurs in rocks laid down between 473 million and 471 million years ago, during the Ordovician Period, whereas the earliest moss fossils are from the Permian Period (298.9 million to 251.9 million years ago).

Answer 2

Evidence for liveworts are from 473 and 471 millions years ago,, in Ordovician period.