Ch_23A_Lower_Plants Flashcards Preview

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Flashcards in Ch_23A_Lower_Plants Deck (88)
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1

1rst land plant in fossil record

Liverworts

2

Do liverworts have phlome or xylem for transport of H2O/sugar

no

3

How do liverworts prevent dehydration

cuticle

4

Liverworts have a dominant sporo/gameto phyte generation

gametophyte

5

_ anchor liverwort plants

Rhizoids

6

where do Liverwort swimming sperm form

Antheridia

7

Where do eggs form in Liverworts

Archegonia

8

Where do Liverwort spores from

sporophyte capsule

9

Gemmae Cup

used by liverworts to reproduce asexually

10

Gemmae cups are produced by mitosis/meiosis

mitosis

11

what hits the gemmae cup to cause clone to fall out

rain

12

nonvascular land plant

mosses

13

do mosses have xylem or phloem?

no

14

mosses have a dominant _ generation

gametophyte

15

what do mosses use to reproduce

spores

16

do moss have swimming sperm

yes

17

where are moss swimming sperm produced

antheridia

18

where are moss eggs formed

archegonia

19

where do moss spores from

sporophyte capsule

20

what grows from moss spores

protonema

21

Mnium type

moss

22

Marchantia type

liverwort

23

1st vascular plants

Phylum Rhyniophyta - Cooksonia

24

Rhyniophyta other term

Cooksonia

25

Liverwort phylum

Bryophyta

26

Moss phylum

Bryophyta

27

Cooksonia phylum

Rhyniophyta

28

Cooksonia sporophyte/gametophyte dominant

sporophyte

29

when did Cooksonia flourish

400 million years ago

30

Is Rhyniophyta extinct?

yes