The Seedless Vascular Plants Lab

Fern frond parts

stalk, blade, and pinnae

fronds are ______________________ leaves.

megaphyllous

Fern frond anatomy

The ferns belong to which phylum?

Phylum Pterophyta

All species of this phylum are ________________ except for water ferns.

homosporous

Most species of pterophyta do not have a true stem, instead have a ______________ ________________.

perrenial rhizome

Fern sori

fern sori labeled

fern indusium

label fern indusium

sporangia produce

haploid spores

fern prothallium

fern prothallium labeled

the prothallium is

haploid

Is prothallium sporophyte or gametophyte?

gametophyte

Prothallium results from the ____________.

protonema

Live psilotum

Psilotum belongs to phylum __________________, which are commonly known as ___________ ________________.

psilophyta, whisk ferns

Psilotum sporangium

Label psilotum

The trilobed sporangia in whisk ferns are known as _______________.

synangia

Horsetails belong to

phylum equisetophyta

Equisetum have hollow stems as an adaptation due to

living in waterlogged soil

Equisetum is

homosporous

Equisetum was prolific during the

carboniferous period

Lycopodium

Lycopodium labeled

Selaginella

Selaginella

Selaginella belongs to phylum

Lycophyta (club mosses)

Selaginella is __________________.

heterosporous

Selaginella megasporangia produces

megaspores, which develop into female gametophytes, which give rise to eggs

Selaginella microsporangia produces

microspores, which develop into male gametophytes, which give rise to sperm