because they are plants
They are horsetails and club mosses.
their vascular tissue is very simple
Mosses are nonvascular plants.
Ferns are seedless vascular plants while mosses are just seedless.
mosses...
no
There are 11 main phyla of non-flowering plants, including mosses and club mosses. Though some plants are called mosses (e.g. scotch moss), these flowering plants aren't true mosses.
mosses... nova.
Mosses, ferns, and liverworts have no plants.
Unlike true mosses, club mosses have vascular tissue.
They are bryophytes.
Mosses