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Flashcards in Ferns Deck (18):
1

Euphyllophytes

-Leaves called euphylls (aka megaphylls) 

-several strands of vascular tissue

2

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FAMILY: ASPLENIACEAE 

GENUS: ASPLENIUM

COMMON: Spleenwort

-spores in kidney or linear shaped sori

-indusia present

3

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FAMILY: ASPLENIACEAE 

GENUS: ASPLENIUM

COMMON: Walking Fern

4

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FAMILY: DENNSTAEDTIACEAE 

GENUS: PTERIDIUM

COMMON: Bracken Fern

-marginal sori covered by false indusium 

5

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FAMILY: DENNSTAEDTIACEAE 

GENUS: PTERIDIUM

COMMON: Hay-scented Fern

6

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FAMILY: DRYOPTERIDACEAE 

GENUS: DRYOPTERIS

COMMON: Wood Fern

 

7

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FAMILY: DRYOPTERIDACEAE 

GENUS: DRYOPTERIS

COMMON: Goldie's Wood Fern

8

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FAMILY: DRYOPTERIDACEAE
GENUS: POLYSTICHUM

COMMON: Christmas Fern

9

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FAMILY: EQUIETACEAE 

GENUS: EQUISETUM

COMMON: Scouring Rush

-homospores possess chloroplasts

-reduced leaves in whorls at each node

-10 sporangia = 1 sporangiophore

-sporangiophores make 1 terminal strobilus

-spores have 4 elators that dry and project spores 

10

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FAMILY: EQUIETACEAE 

GENUS: EQUISETUM

COMMON: Horsetail

-homospores possess chloroplasts

-reduced leaves in whorls at each node

-10 sporangia = 1 sporangiophore

-sporangiophores make 1 terminal strobilus

-spores have 4 elators that dry and project spores 

11

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FAMILY: LYGODIACEAE 

GENUS: LYGODIUM

COMMON: Climbing Fern

-vines or grass-like

-dimorphic leaves 

12

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FAMILY: ONOCLEACEAE

GENUS: ONOCLEA

COMMON: Sensitive Fern

-dimorphic leaves: vegetative + reproductive

-each sorus completely enclosed in leafy material

13

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FAMILY: OPHIOGLOSSACEAE 

GENUS: OPHIOGLOSSUM

COMMON: Adder's Tongue

-dimorphic leaves

-sporangia in upright fertile spike

-most chromosomes (n=621)

14

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FAMILY: OPHIOGLOSSACEAE 

GENUS: BOTRYPUS

COMMON: Rattlesnake Fern

-sporangia in upright fertile region

15

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FAMILY: OSMUNDACEAE 

GENUS: OSMUNDASTRUM

COMMON: Cinnamon Fern

 

16

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FAMILY: OSMUNDACEAE
GENUS: OSMUNDA

COMMON: Interrupted Fern

-dimorphism on a single leaf

 

17

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FAMILY: POLYPODIACEAE

GENUS: POLYPODIUM

COMMON: Rock Polypody

-mound-like sorus

-no indusia

-fronds simple and lobed

18

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FAMILY: PTERIDACEAE 

GENUS: ADIANTUM
COMMON: Maidenhair Fern

-sori along veins with false indusia