Botany (new terms) Flashcards

(62 cards)

1
Q

Ovary Wall

A

mass of tissue, enclose and protect the ovule

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2
Q

locule

A

lying within the ovary wall

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3
Q

Funiculus

A

stalk of the ovule

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4
Q

placenta

A

tissue on the ovary wall where the ovule derive its food. T

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5
Q

Integument

A

outermost tissue which develop into a seed. It consists the outer and inner wall enclosing the nucellus.

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6
Q

Microphyle

A

opening or pore for gases and pollen grains

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7
Q

Nucellus

A

layer of cell enclosing the embryo one

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8
Q

Embryo sac

A

sap filled membrane with 8 types of cells

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9
Q

egg or ovum

A

largest cell near the microphyle

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10
Q

syngergius

A

on both sides of the egg cell

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11
Q

polar nuclei

A

at the center

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12
Q

antipodals

A

opposite the microphyle

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13
Q

Epipetalous

A

stamen fused with the petal

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14
Q

free stamen

A

its anther has its own filament

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15
Q

monadelphous

A

stamen with fused filament forming staminal column

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16
Q

diadelphous

A

stamen of two groups: 1 free, 1 unite

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17
Q

syngensceous

A

stamen united by the anther but with free filaments

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18
Q

microsporogenesis

A

development of microspore

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19
Q

microspore

A

a spore that gives rise to male gametophyte

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20
Q

microsporangium

A

sporangium that bears the microspore

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21
Q

microsporocyte

A

diploid cells in which meiosis occurs resulting in 4 microspores

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22
Q

pollen sacs

A

anther is usually made up of elongated tubes called

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23
Q

Megasporegenesis

A

development of megaspore

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24
Q

megaspore

A

a spore that gives rise to female gametophyte

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25
megasporangium
sporangium that bears megaspore
26
megasporocyte
a diploid cell in which meiosis occurs, resulting in 4 megaspores
27
petiolule
stalk below the lowest pair of leaflets in a compound leaf
28
Sessile
when petiole is absent
29
petiolate
when petioles are present
30
stipule
ear like apendages
31
stipel
stipules found at the base of the leaflet
32
stipulate
plants with stipules
33
exstipulate
plants without stipules
34
margin
outer boundary of the leaf
35
base
part near the stem
36
apex
the terminal or distal pointed end of the leaf
37
leaf sheath
part of the leaf that surrounds the stem in monocot plants
38
ligule
attaches the leaf sheath to the leaf blade in monocots
39
rachis
part of the axis of a pinnately compound leaf
40
leaflet
the divided plate of a compound leaf
41
Crystals
by-product of metabolism
42
4 different types of crystals
rosette prismatic raphides cystolith
43
bundle sheath
surrounds the xylem and phloem, it serves as the medium for the exchange of food, water and minerals. It is made up of closely arranged parenchyma cells, and encloses the vascular bundles.
44
Sclerenchyma, collenchyma, and parenchyma
mechanical or supporting tissues consist of ___ ____ ____ cells in the midrib
45
Cirrhose apex leaflet petiole
tendrils - cylindrical coiling structures which develop from:
46
glycolysis
initial breakdown of sugar
47
phosphorylation
phosphate containing compound is added to sugar in preparation for the sugar breakdown
48
sugar cleavage
splitting of carbon into two identical molecules
49
pyruvic acid formation
immediate products are formed and oxygen, carbon dioxide and water are formed while the absence of oxygen, alcohols and acids are formed.
50
cuticular
transpiration occurs within cuticle
51
stomatal
transpiration occurs within stomata
52
transpiration
loss of water in plants in vapor form
53
ephermal leaves
temporary leaves that grow in cactus
54
guttation
loss of water in plants in droplet or liquid form
55
pedicel
stalk of the flower
56
perianth
petals and sepals collectively
57
androecium
stamen
58
gymnocium
pistil
59
apetalous (naked)
Flower without petals or perianth
60
Choripetalous (polypetalous)
flowers with petals of separated petals
61
Gamopetalous (sympetalous)
petals united forming the corolla tube.
62
Ligulate
petal splits to a straplike petal lobe