Bryophytes

Gemmae Cups belong to which genus of Liverwort? What kind of reproduction happens?

Marchantia; Asexual Reproduction

On a Liverwort Thallus, the Rhizoid would be Unicellular.

True or False?

True

The arrow is pointing to the ____ of the Marchantia Thallus.

Stomata-like Pore

What is the structure and it’s Genus in the photo?

Archegoniophore; Marchantia

Based on the photo, what would be the function for the structure?

Produces sperm for archegoniophore

What is the arrow pointing at and where would is it located?

The Zygote of the Archegonium

Why is Rainfall useful to Antheridiophores?

It’s elevated structure allows rain to easily splash sperm towards the female plant.

How does the shape of the Archegoniophore promote sperm capture

It’s umbrella-like shape allows easy water capture so it can be delivered to the archegonia.

Marchantia’s Sporophyte is located under the _______;

Porella’s Sporophyte is located in the ______.

Archegoniophore; Capsule

In the photo, the arrow is pointing to an ______. Which is part of which Genus’s Sporophyte.

Elater; Porella

________’ s Sporophyte sits on a short seta in a globose capsule, while ________’s Sporophytes is small and hangs from under an archegoniophore

Porella; Marchantia

What is the arrow pointing to on the Anthoceros Thallus?

Mature Antheridia

What arrangements are Hornwort spores produced in?

Tetrads

A single ______ are in each cell of a Hornwort tetrad.

chloroplast

Here’s a microscopic close up of Anthoceros’s Sporophyte. What structure is the blue arrow pointing at?

Columnella

What does this photo prove?

The Sporophyte is dug into the Gametophyte

Do Mosses have Multicellular Rhizoids?

Yes

What Genus + Species do these structures belong to?

Mnium hornum

What is the Class of this plant?

Sphagnidae

Unlike Bryidae’s sporophyte capsule, Sphagnidae’s doesn’t have a _______.

Peristome

A Key Part of Mosses Lifecycle:

• In the Capsule, Diploid mother spore mother cells undergo mitosis to produce haploid spores.

True or False

False, the mother cell actually undergoes meiosis to produce haploid cells.

These are _______ from Class Bryidae.

Antheridia

This is _________ from Class Bryidae.

Archegonium