Seedless Vascular Plants (Division Lycophyta (structures (roots, stems,…
Seedless Vascular Plants
look like miniature pine trees
oldest group of vascular plants
resemble moss gametophytes
vegetation of paleozoic
small, scaly, leaflike structures
root grows from the base of a stem
This plant division includes ferns and horsetails.
Ferns grow in many different environments
When there is no water ferns will have trouble surviving so they will appear lifeless.
When water is available the ferns resume growth
They produce root and thick underground stems called rhizome.
The rhizome is a food storage organ
Fern spores form
Clusters of sporangia form
They produce spores in strobili at the tips of the reproductive system.