Stem Morphology Flashcards

(35 cards)

1
Q

5 primary functions of a stem

A

support
sonduciton
storage
photosynthesis
reproduction

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2
Q

What type of cells do storage in stems

A

parenchyma cells

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3
Q

vegetation produciton

A

what happens when propogating woody plants

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4
Q

node

A

where leaf is attached to stem

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5
Q

internode

A

space between two nodes

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6
Q

buds

A

embryonic tissues that will develop into new tissues and organs

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7
Q

Where is the apical mersitem

A

in a bud
(terminal bud)

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8
Q

axillary buf

A

contains miniature stem shooot
on side of stem

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9
Q

leaf axil

A

angle between leaf node and stem

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10
Q

terminal bud tip

A

primary growing point for stem
Where apical meristem is

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11
Q

BE ABLE TO LABEL STEM AND PARTS OF STEM

A
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12
Q

bud scales

A

thick waxy modified leaves that protect end at winter

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13
Q

adventitious buds give rise to new stem TF

A

T

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14
Q

Do adventitous roots form from the leaf axil

A

no

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15
Q

axillary Buds nickname

A

naked buds

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16
Q

Bud scle scars

A

new growth emerges from the buds int he spring and the bud scales fall off

leaves behind a stack of rings

17
Q

Leaf scars

A

Where leaves were formerly attached

dots left behind- vasc bundles
Scars= nodes

18
Q

Lenticles

A

raides dots on woody stems - gas exchange

19
Q

5 types of modified stems

A

corms
bulbs
tubers
rhizones
stolons

20
Q

Rhizones

A

horizontal stems that form underground

NOT roots

21
Q

what type of plant is typical for rhizomes (mono / dicot)

22
Q

what type of reproduction do rhizomes do

A

asexual reproduction

23
Q

Stolon

A

above ground horizontal stem with elongated internodes

24
Q

what types of roots do stolons form

A

adventitous roots that lead to asexual reproduction

runners

25
bulb
compact stem w/ leaves around it
26
basal plate
Meristematic tissue at bottom of bulb
27
Function of bulbs
to store water and food for next year
28
is the complete life cycle stored in the bulb
yes
29
Where are offset bulbs made from
axillary buds
30
After the flowers bloom, where does the energy go in a bulbed plant
back to the bulb for next year
31
Corm
underground stem thick and fleshy Papery leaves vertical stems
32
Cormel
next years growth in corm
33
tubers
shelshy horizontal stems underground for storage
34
function of tubers
storage
35
Example of tuber
potato eye = axillary bud