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Intro to Botany > Stem Morphology > Flashcards

Stem Morphology Flashcards

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)

A

monocot

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
Q

bulb

A

compact stem w/ leaves around it

26
Q

basal plate

A

Meristematic tissue at bottom of bulb

27
Q

Function of bulbs

A

to store water and food for next year

28
Q

is the complete life cycle stored in the bulb

A

yes

29
Q

Where are offset bulbs made from

A

axillary buds

30
Q

After the flowers bloom, where does the energy go in a bulbed plant

A

back to the bulb for next year

31
Q

Corm

A

underground stem thick and fleshy

Papery leaves

vertical stems

32
Q

Cormel

A

next years growth in corm

33
Q

tubers

A

shelshy horizontal stems underground for storage

34
Q

function of tubers

A

storage

35
Q

Example of tuber

A

potato eye = axillary bud

Intro to Botany (27 decks)

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