Lecture #12- Selected Eudicots

Question 1

What does Eudicot mean?

Answer 1

Means true cotyledon

Question 2

What is a synapomorphy for eudicots?

Answer 2

dicots

Question 3

What us a synapomorphy for monocots?

Answer 3

having 1 cotyledon

Question 4

Why did some eudicots lose their mycorrhizal associations?

Answer 4

Because when they got to a new environment they get their and germinate so quickly that there is no time to find a mycorrhizal association
-possible synapomorphy

Question 5

Characteristics of the Family Ranunculaceae (buttercup)

Answer 5

• lots of stamens and separate cartels
• Basal: many sexual parts (boys on the outside and girls on the inside)
• separate carples
• many stamen

Question 6

Characteristics of the Family Fagales (oaks, birch)

Answer 6

• Ecto
• Inflorescences (pipe like structure- male)
• Fuits are acorns

Question 7

Characteristics of the Family Cactaceae?

Answer 7

• Lots of boy parts, one girl part
• Highly evolved vegetative parts (succulent photosynthetic leaves)
• Carpels fused, several carpels fused to form a pistol
• leaves are the spines

Question 8

What is an inflorescence?

Answer 8

Not a flower, but a composite of multiples flwoers

Question 9

What is a disk floret?

Answer 9

make the seeds and are on the inside

Question 10

What is ray flower?

Answer 10

Found around the outside to attack pollinators

Question 11

What are Sepals?

Answer 11

Sepals are on top of ovaries

Question 12

What is the normal flower order?

Answer 12

Sepals–> petals–> boy part–> girl part

Question 13

What is different about the flower order in the family Asteraceae?

Answer 13

It is inverted so that the ovary is beneath the flower

Question 14

What are tendrils?

Answer 14

Modified leaves or stems and how vines wrap around things

-mainly for climbing

Question 15

Whats cool about the Indian Pipe?

Answer 15

• holoparasite + ecto association

- doesnt make its own carbon, steals everything

Question 16

What makes poison ivy cause you to itch?

Answer 16

Urishol

• causes severe histamine reactions
• protects leaves and flowers from herbivory

Question 17

What can the colours of flowers indicate?

Answer 17

whether or not its good to eat

Question 18

Characteristics about the Cactus Button?

Answer 18

• has psychoactive compounds
• protection
• buttons are legal but the purified form is illegal

Question 19

Characteristics of Canabis Sativa?

Answer 19

• THC maina stive compound
• produced to protect flowers and foliage
• highest content around the female flowers
• Can produce oils and fibres

Question 20

What does Chinchona (RUbiaceae) produce?

Answer 20

• Quinine
• Ati-malarial drug component
• extracted form the tree bark

Question 21

Characteristics of Cocaine?

Answer 21

• from the coca plant (Erytheoxylum)
• leaves have low concentrations
• could chew for an energy boost

Question 22

What can Foxglove be used for?

Answer 22

To stop a heart attack

• but too much can kill you because its poisonous
• chemical antiherbivory

Question 23

Whats different about an Aspen tree?

Answer 23

They are all clones of each other

• Rannet: individual
• Gannet: all of them

Question 24

What are 7 important edict families?

Answer 24

1. Fabaceae (Pea)
2. Solanaceae (Nightshade)
3. Rosaceae (Rose)
4. Vitaceae (Grape)
5. Rubiaceae (Coffee)
6. Asteraceae (Diasy; sunflower)
7. Brassicaceae (Mustard)

Question 25

Where did coffee originate?

Answer 25

Ethiopia and Kenya | -then brought over to South America

Question 26

What is Quinoa (Chenopdium quinoa) related to?

Answer 26

Some of the worst farm weeds

Question 27

Why do we have to be careful with Casaca or Yuca?

Answer 27

Has poisonous latex (milk) | -but is a staple crop in a lot of places

Question 28

Why were vanilla orchids hand pollinated?

Answer 28

Because they were moved around a lot and their pollinators didnt come with them

Question 29

What are some pollinators?

Answer 29

- bees - flys - beetles - mosquitoes - bats - ants

Question 30

What is the relationship between the Yucca flower and the Yucca moth

Answer 30

- Moth leaves its area in the flower, when the larva hatch, they feed SOME of the seeds. The ones they don't eat rsurvive to become plant the next year

Question 31

How do underwater plants pollinate?

Answer 31

They have filamentous pollen that floats down the stream and wraps itself around the female