Summary

Summary BOT161 - chapter 6 (stems) notes

0 purchase

Course
Plant Biology (BOT161)

Institution
University Of Pretoria (UP)

These notes provide an in-depth but concise summary of the section on stems (chapter 6) in BOT161 from the textbook section and lecture notes. They are 2 pages long with colour photos and are written by a student who got a distinction as a final mark.There is a package deal which includes these not...

[Show more]

Preview 1 out of 2 pages

View example

Uploaded on October 13, 2024
Number of pages 2
Written in 2023/2024
Type Summary

bot161 chapter 6

R50,00

Also available in package deal from R60,00

Add to cart

Add to wishlist

100% satisfaction guarantee
Immediately available after payment
Both online and in PDF
No strings attached

Document also available in package deal (1)

BOT161 soil, stems and leaves notes

R 150,00 R 60,00 3 items

1. Summary - Bot161 - summary on leaves
2. Summary - Bot161 - chapter 4 (soil) notes
3. Summary - Bot161 - chapter 6 (stems) notes
Show more

Stems - Chapter 6
• Intermediate growth - meristems Development of stems
at 5ps increasing their length and • Apical meristem - Increases stem
other meristems increasing their length (dormant before growing
girth season)
Woody twigs § Protected by bud scales
• Alternately arranged- leaves are and leaf primordia (5ny
a<ached to twig alternately or in a embryonic leaves that
spiral around stem develop aOer bud scales
• Oppositely arranged - leaves drop oﬀ)
a<ached in pairs • Protoderm - develops into
• Whorled arrangement - leaves in epidermis
whorls • Procambium - to inside of
• Node - area of stem where a leaf is protoderm
a<ached § Produces primary xylem
• Internode - stem region between and primary phloem
nodes • Ground meristem - produces
• Leaf has a ﬂa<ened blade and is parenchyma cells Produced
a<ached to stalk by pe5ole § Pith - parenchyma In centre when
stem is
• Axil - angel between a pe5ole and (large and breakdown increasing
In length
stem shortly aOer leaving a (ie
• Axillary bud - bud located in axil cylindrical hollow hole or primary
7ssue)
• Flowering plants - axillary buds are crushed by other
become branches or develop into meristem 5ssue)
ﬂowers § Cortex - crushed and
• Bud scales - protect buds and fall replaced
when bud starts to grow § Func5on - store food or
• Terminal bud - at end of each twig manufacture it if
(larger than axillary bud) chloroplasts are present
§ Produce 5ssues to let twig • As primary 5ssues develop - leaf
grow longer primordia and bud primordia
• Number of bud scale scars = age develop
• S5pule scars - ﬁne line encircling a • Leaf gaps - leO by xylem and
twig or scars on pe5ole base phloem traces / ﬁlled with
• Deciduous trees and shrubs (leaves parenchyma
lost annually) - have dormant
axillary buds with leaf scars below
aOer leaf falls
• Bundle scars - mark loca5on of
water and food conduc5ng 5ssues
(mostly 3)
§ Shape, size, arrangement
and number are
characteris5c for each
species

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

You can quickly pay through EFT, credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying this summary from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller jessicagarnettinc. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy this summary for R50,00. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

69052 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy summaries for 15 years now

Start selling