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Biology 11 Name:________________________ Period:__________ Date:_________

“Seedless Vascular Plants”

Objectives:

By the end of the lesson you should be able to:

• Review different types of seedless vascular plants

• Explain why we believe land plants developed from algae

• Describe the lifecycle of a bryophyte

• Provide examples of bryophytes

Divisions:

• ______________ – Whisk ferns

• ______________ – Club mosses

• ______________ – horsetails

• ______________– ferns

Characteristics:

• Have specialized transport or ___________________ (__________ & _________) to carry food & water

• Have sporophyte & gametophyte stages (________________________________________)

• ___________________________________

• Reproduce by _____________

Division – Psilophyta (Whisk Ferns):

• Have a _______________________________________

• Looks like a small, ____________________ bush

Biology 11 Name:________________________ Period:__________ Date:_________

• _____________________________________________________________

• Only __________________________________

• Have _______________ structures called ___________________to anchor (can’t absorb water)

• May ________________________________________

• ____________________________________ made in _________________ (spore cases on the stems)

Division – Lycophyta (Club Moss):

• Commonly called ____________________

• ____________, _______________ branches above, but

________________________________

• Have deep growing root like ____________________

• Live in ________________________ and clearings

• ____________________ with _______________________________

• _________________ (spore cases) are found in the axils of leaves

• Form cone shaped structures called ______________

• May be _____________________(make one type of spore) or _____________________ (make 2 types of spores)

Club Moss Spores:

Genus ___________________ is ___________________

Contain _______________________________________________ quickly

_____________________________________ used in fireworks and

_____________________

Burning Lycopodium powder

Biology 11

Club Moss Sporophylls:

Name:________________________ Period:__________ Date:_________

Other Uses for Club Moss:

• Sometimes boiled in water to produce a ___________________ or an ______________

• ______________________, green all winter, are used in _________________________

• ________________________________ helped form ________during the carboniferous period

Division – Sphenophyta (Horsetails):

• Only one living (extant) species -

________________

• Also called ________________________

• Hollow, jointed Stems contain ________ & were

___________________________________

• _______________________________

• Underground __________________

• Reproduce by spores at the tips of branches

• In prehistoric times, grew as __________________

• Found in _______________

• Stems with ________________ to _________________

• Some spores have _________________, cells that act as _________________________________, assisting __________________________

Biology 11

Uses for Horsetail:

Name:________________________

• Use to _________________________

Period:__________ Date:_________

• Used in some mouthwashes to ________________________________

• Used as __________________ to eliminate excess water (weight loss products)

• ______________________ (sheep, cattle, horses)

Division Pterophyta (Ferns):

• __________________________ of extant (living) vascular plants

• _______________________________ (terrestrial, aquatic, arboreal tree ferns, epiphytic)

• Can asexually reproduce by ________________

(____________________________)

• _______________________________ stage has ______________________

______________________

______________________________________

• ______________called fronds found ______________________ and attached to a ________________

________________

• The prothallus starts the __________________________

Biology 11 Name:________________________ Period:__________ Date:_________

• Gametophyte is ______________________________________________________________

• Male antheridia & female__________________________ grow on gametophyte

• ___________________________ to fertilize

Parts of the Fern Sporophyte:

The Antheridium:

Uses for Ferns:

• Help prevent erosion

• ______________________ are eaten as __________

• ___________________________for yards and homes

• Helped form _____________________ millions of years ago

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