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Botany > Flowers > Flashcards

Flowers Flashcards

1
Q

__ is the Starting point of reproduction in all __

A

Flowers- angiosperm

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2
Q

2 anatomy of flowers

And examples

A 
Accessory
 Receptacle
 Peduncle
 Sepal
 Petal
Essential
Stamen
  Filament and anther
Pistil/ Carpel
   Stigma style and ovary
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3
Q

Stalk which attach the ovule to the ovary

A

Funiculus

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4
Q

The double layer of funiculus is

A

Integument

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5
Q

Are modified shoots consisting of modified leaves

A

Flowers

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6
Q

female reproductive part of a flower.

A

Carpel (Gynoecium)`

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7
Q

carpel is collectively known as

A

Pistil-

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8
Q

slightly enlarged tip of the style; where pollen is deposited at pollination.

A

Stigma

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9
Q

long and thin filament

serves as a passageway for pollen grains to move from the stigma to the ovary

A

Style -

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10
Q

a swollen basal part of a pistil
carries the ovule or eggs (yellow)
where fertilized eggs develop

A

Ovary

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11
Q

3 Types of Carpels (Gynoecium)

A
  1. Monocarpous
  2. Apocarpous - multiple, distinct (free, unfused)
    Ex. Strawberry
  3. Syncarpous - multiple fused (connate) into single structure. Ex. Tulip
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12
Q

Monocarpous or __ - single carpel.

ex.

A

Unicarpellate

Avocado

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13
Q

type of carpel which have multiple, distinct (free, unfused)

ex.

A

Apocarpous -

Strawberry

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14
Q

type of carpel which have multiple fused (connate) into single structure.
Ex.

A

Syncarpous

Tulip

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15
Q

male reproductive part of the flower

A

Stamen (Androecium)

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16
Q

where pollens are formed

A

Anther

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17
Q

a stalk holding the pollen at its tip

A

Filament -

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18
Q

Floral envelopes are :

A

Petal and Sepal

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19
Q

innermost whorl surrounding
the flowers reproductive parts.
usually brightly colored to attract pollinators

A

Petal (corolla) -

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20
Q

usually a green leaf-like structure that forms the outermost floral whorl;
protects the inner parts before it opens.

A

Sepal (calyx) –

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21
Q

Floral stalk composed of :

A

Receptacle (torus) and Peduncle

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22
Q

thickened part of a stem

from which the flower grows.

A

Receptacle (torus)

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23
Q

a stalk supporting the flower

A

Peduncle –

24
Q

COLOR
Day blooming- bright - ex.
Night blooming - white, creamy or yellowish. ex.

A

Daisy

Dutchman;s pipe

25
Q

ODOR
Fragrant - ex.
Stinky - ex. Corpse flower

A

ilang ilang

Corpse flower

26
Q

flowers with stamen and carpel
are called ___
ex.

A

Perfect flowers (bisexual or hermaphroditic)

Gumamela and Chichirica

27
Q

have either stamen or carpel.

A

Imperfect flowers (Unisexual)

28
Q

imperfect; same plant ex.

imperfect ; separate plants ex.

A

Monoecious - Corn

Dioecious - Papaya

29
Q

perfect and imperfect flower are found in a single plant.

ex.

A

Polygamous

Canadian Curnet

30
Q

NATURE OF FLOWERS
__ - members of each set of organs are of the same size and shape.
ex
__- some members of one or more sets of organs are diff. in size or share or both.

A

Regular - Rose &Cosmos

Irregular

31
Q

Irregular

Standard petal or banner - outermost & largest part of the flower.
Wings or Alae - two lateral petals
Keels or Carinae - two innermost and smallest petal.

A

Papilonaceous

32
Q

Wings - two upper lateral petals
Banner - innermost and smallest petal
Keel - two lateral petals
ex.

A

Caesalpinaceous - Caballero

33
Q

upper & lower lip

ex. Sage & snap dragon

A

Bilabiate

34
Q

Sepals - 3
Petals - 2;
ex.

A

Orchidaceous - ex. Cattleya

35
Q

also a petal but with diff shape and size.

A

Lip or Labellum

36
Q

__ - when like parts are fused together.

___ - unlike parts are fused.

A

Connation

Adnation

37
Q

___- radial symmetry; equal halves
ex. Banaba and Water lily
___ - bilateral symmetry; 2 equal by a medial cut.
ex.Sword lily and Dancing ladies

A

Actinomorphic -

Zygomorphic

38
Q

OVARY POSITION
__ - sepals and petals are attached below the ovary. ex.Kalamansi
__ - sepals and petals are attached at the side of the ovary. ex. Gulasiman
___ -sepals and petals are attached above the ovary ex. Squash and Ground Orchid

A

Superior or Hypogonous -
Half-Superior /Half-Inferior or Perigynous
Inferior or Epigynous -

39
Q

the arrangement of the placentae inside the ovary

A

PLACENTATION

40
Q

__ - where the ovules are attached in the ovary

A

Placentae

41
Q

placentae are found at the central axis of a compound ovary. ex. Tomato

A

Axile

42
Q

placentae are found on the wall of a compound ovary ex. Cucumber

A

Parietal -

43
Q

placentae are located on the wall of a single ovary. A single ovary has one chamber
or locule. ex. String beans

A

Marginal -

44
Q

placentae with a single ovule is found more or less at the base of the ovary
ex. Chrysanthemums

A

Basal -

45
Q
  • flower clusters
A

INFLORESCENCE

46
Q

has elongated axis with sessile (without pedicel florets. ex. Bottle brush & Pancit-pancita

A

Spike

47
Q
  • elongated axis is unbranched; pedicellate
A

Racime

48
Q
  • flowers are provided with stalks or pedicels of equal lengths.
    ex. aloe vera and Golden SHower
A

Pedicellate

49
Q
  • elongated axis is branched. flowers are pedicellate, opening all at the same time.
    ex. Rice and Tigbi
A

Panicle

50
Q
  • has a more or less flat convex top because of the pedicels bearing the outer, older flowers are longer than the younger flowers at the center.
    ex. Caballero and Yarrow
A

Corymb

51
Q
  • axis is short so that all the pedicellate flowers radiate from the apex of the axis.
    ex. Simple - Japanese bamboo;
    Compound - Queen Anne’s Lace
A

Umbel

52
Q

is similar to a corymb except that the inner pedicelled flowers open first
ex. Santan & Shanghai beauty

A

Cyme -

53
Q
  • a fleshy spike (spadix) bearing both male and female flowers,
A

Spadix

54
Q
  • petalloid bract that surrounds spadix.

ex. Anthurium and Calla lily

A

Spathe

55
Q
  • special type of spike which is hanging or drooping . Usually unisexual.
    ex. Copper plant and Cat’s tail
A

Catkin or Ament

56
Q
  • pedicelled or sessile flowers arecrowded at one side of the stem.
    ex. Deerweed and birds of Paradise
A

Fascicle

57
Q

similar to umbel but the flowers are sessile. Usually the flowers are of two kinds: the disc flower :
a.
b.
ex. Sunflower7 Gerbera

A

Head/Capitate-

a. center and
b. the ray flowers

Botany (9 decks)

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