The Non - Tracheophytes: 3 phyla - the liverworts, hornworts, and mosses

Bryophytes (seedless, non-vascular plants) and Ferns (seedless vascular plants)

I. Phylum Bryophyta (mosses and liverworts and hornworts)

Liverwort Marchantia

Marchantia Antheridia (male) - 4x

Marchantia Archegonia (female) - 4x

Marchantia sporophyte

Marchantia Gemmae Cupule

Mosses: (Sphagnum or Mnium)

Typical Moss

Moss Gametophyte (bottom, green, half)and Sporophyte (top half)

Moss Antheridia (male) 4x

Moss Antheridia - 10x

Moss Archegonia - 4x

Moss Archegonia - 10x

Moss sporophyte - capsule

Moss protonema

PART II - The Seedless Tracheophytes: Ferns and Fern Allies

(Seedless Vascular Plants)

Phylum Pteridophyta

Psilotum

Phylum Lycophyta: Lycopodium

Phylum Pteridophyta - Equisetum

Equisetum

Phylum Pterophyta (true ferns)

Fern with sori (clusters of sporangia)

Fern Antheridium 40x

Fern Antheridium - 4x

Fern Archegonia - 4x

Fern Archegonia - 10x

Fern Sporophyte (top)

Fern Sporophyte (bottom of slide)

Fern sori

Sori on a fern leaf

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