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Plant Systematics > Pteridophytes > Flashcards

Pteridophytes Flashcards

1
Q

Crozier

A

fiddle head of a fern

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2
Q

Pinna

A

leaflet on a fern

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3
Q

Frond

A

the entire leaf of a fern, including the petiole

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4
Q

Stipe

A

the petiole of a fern leaf

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5
Q

Strobilus

A

sporangia bearing structures

Usually cones

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6
Q

Sporophyll

A

leaf bearing one or more sporangia

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7
Q

Megasporophyll

A

leaf bearing a megasporangium

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8
Q

Microsporophyll

A

leaf bearing a microsporangium

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9
Q

Sorus

A

a cluster of sporangia on the underside of a fern frond

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10
Q

Indusium

A

an outgrowth on the undersurface of fern leaves that covers and protects the developing sporangia

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11
Q

Dimorphic (leaves)

A

When a plant has multiple types of leaves

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12
Q

Sporangiophore

A

A type of hyphae bearing the sporangium

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13
Q

Sporophore

A

Reproductive portion of the leaf

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14
Q

Trochophore

A

Leafy portion of the leaf

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15
Q

Silica bodies

A

Silica spots formed in the cell wall and lumen

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16
Q

Sporocarps

A

A specialized structure responsible for producing and releasing spores

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17
Q

Annulus

A

an arc of specialized cells on a sporangium

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18
Q

What are some common features of Lycophytes?

A

-Microphylls
-Dichotomous (when branching)
-Either homosporous or heterosporous
-Sporangia in strobillus

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19
Q

Where is Lycopodiaceae found?

A

mostly tropical

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20
Q

What are some common features in Monilophytes?

A

-Megaphylls
-Either homosporous or heterosporous
-Sporangia rarely in strobilus, usually on undersides of leaves clustered in a sorus.

21
Q

Identify the family:
-Alternate leaves
-Spiral phyllotaxy
-Cylindrical strobili
-Kidney shaped sporangia
-Homosporous

A

Lycopodiaceae

22
Q

What are some characteristics of Lycopodiaceae?

leaves
phyllotaxy
strobili
sporangia
homo/hetero

A

-Alternate leaves
-Spiral phyllotaxy
-Cylindrical strobili
-Kidney shaped sporangia
-Homosporous

23
Q

Identify the family:
-Alternate leaf arrangement
-Dimorphic
-4-ranked phyllotaxy
-Strobilli 4-sided
-Globose sporangia
-Heterosporous

A

Selaginellaceae

24
Q

What are some common characteristics of Selaginellaceae?

alternate
phyllotaxy
stobilli
sporangia
hetero/homo

A

-Alternate leaf arrangement
-Dimorphic
-4-ranked phyllotaxy
-Strobilli 4-sided
-Globose sporangia
-Heterosporous

25
Q

Where is Selaginellaceae found?

A

mostly tropical

26
Q

Identify the family:
-Terrestrial/Aquatic
-Compact stems
-Corm
-Leaves with air chambers
-Alternate leaf arrangement
-Spiral phyllotaxy
-Strobili absent
-Large sporangia at the base of the leaves
-Heterosporous

A

Isoetaceae

27
Q

What are some common characteristics of Isoetaceae?

A

-Terrestrial/Aquatic
-Compact stems
-Corm
-Leaves with air chambers
-Alternate leaf arrangement
-Spiral phyllotaxy
-Strobili absent
-Large sporangia at the base of the leaves
-Heterosporous

28
Q

Where is Isoetaceae found?

A

widespread, aquatic

29
Q

Identify the family:
-Epiphytic
-Roots absent
-Scale-like leaves
-3-loculed sporangia
-Homosporous

A

Psilotaceae

30
Q

What are some common characteristics of Psilotaceae?

A

-Epiphytic
-Roots absent
-Scale-like leaves
-3-loculed sporangia
-Homosporous

31
Q

Where is Psilotaceae found?

A

mostly tropical

32
Q

Identify the family:
-Leaves simple/compound
-Dimorphic
-Leaves divided into Sporophore and Trochophore
-Homosporous

A

Ophioglossaceae

33
Q

What are some common traits of Ophioglossaceae?

A

-Leaves simple/compound
-Dimorphic
-Leaves divided into Sporophore and Trochophore
-Homosporous

34
Q

Where is Ophioglossaceae found?

A

disturbed areas, widespread

35
Q

Identify the family:
-Grooved stem with air canals and silica bodies
-Scale-like leaves
-Whorled leaf arrangement
-Spores with elaters
-Sporangiophores
-Homosporous

A

Equisetaceae

36
Q

What are some common traits of Equisetaceae?

stem anatomy
leaves
arangement
homo/hetero
two special features

A

-Grooved stem with air canals and silica bodies
-Scale-like leaves
-Whorled leaf arrangement
-Spores with elaters
-Sporangiophores
-Homosporous

37
Q

Where is Equisetaceae found?

A

northern temperate

38
Q

Identify this family:
-Compound leaves
-Dimorphic/ Partially dimorphic
-Absence of sori
-Dehisced sporangia look like pac-man
-Homosporous

A

Osmundaceae

39
Q

What are some common traits of Osmundaceae?

leaves (x2)
sori
sporangia
homo/hetero

A

-Compound leaves
-Dimorphic/ Partially dimorphic
-Absence of sori
-Dehisced sporangia look like pac-man
-Homosporous

40
Q

Where are Osmundaceae found?

A

temperate wetlands

41
Q

Identify the family:
-Aquatic
-Compound leaves (4 leaflets)
-Sporangia aggregated into sporocarps
-Heterosporous

A

Marsileaceae

42
Q

What are some common traits of Marsileaceae?

leaf complexity
sporangia
hetero/homo

A

-Compound leaves (4 leaflets)
-Sporangia aggregated into sporocarps
-Heterosporous

43
Q

Where are Marsileaceae found?

A

widespread, wetlands

44
Q

Identify the family:
-Aquatic
-Simple leaves, small hairs
-Microscopic sporangia
-Heterosporous

A

Salviniaceae

45
Q

What are common traits of Salviniaceae?

leaves
sporangia
homo/hetero

A

-Simple leaves, small hairs
-Microscopic sporangia
-Heterosporous

46
Q

Where are Salviniaceae found?

A

widespread, wetlands

47
Q

Identify the order:
-Compound leaves
-Homosporous
-Sori present
-Sporangia on leaf underside
-Annulus present

A

Polypodiales

48
Q

What are common traits of Polypodiales?

leaf complexity
homo/hetero
sori & sporangia (special features)

A

-Compound leaves
-Homosporous
-Sori present
-Sporangia on leaf underside
-Annulus present

49
Q

Where are Polypodiales found?

A

mostly tropical

Plant Systematics (11 decks)

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