Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
25 Cards in this Set
- Front
- Back
|
What is the fruit?
|
strictly, a ripened of mature ovary
|
|
|
What is a fleshy fruit?
|
soft and juicy
|
|
|
What is a dry fruit?
|
hard and tough
|
|
|
What is a pericarp?
|
wall of fruit developed from the wall of the ovary; can be differentiated into 3 layers
exo-outer meso-middle endo-inner |
|
|
What is a type of simple fruits? what are they
|
berry (broad sense)
from a single compound pistil (carpels), pulpy with many seeds a banana is a berry, tomato |
|
|
What is a berry in a strict sense? (simple fruit)
|
fleshy or leathery outer wall encloses a fleshy pulp in which the seeds are embedded
|
|
|
What is a pepo?
|
a simple fruit-berry- ex. squash, pumpkin, watermelon
|
|
|
What is a hesperidium?
|
a berry, simple fruit- lots of oil glands in skin,
ex. citrus fruits, lemon, grapefruit, limes |
|
|
What is a drupe?
|
not a berry, simple fruit- from a simple pistil, stone fruit
ex. peach, cherry, plum , olives |
|
|
When you buy a cocunut you get what?
|
the stone from the center b/c its a drupe
|
|
|
What is a pome?
|
simple fruit- comes from one flower, ex. apples and pears
the part eaten is the hypathian or floral cut, it is an accessory fruit |
|
|
what types of fruits are accessory fruits?
|
apple and pear- hypanthium
strawberry: receptacle the fruit itself comes from the receptacle on the strawberry |
|
|
What are multiple fruits?
|
comes from more than one flower- an inflorescence, pineapple is an example, it is also an accessory fruit b/c the part eaten is not part of the ovary
|
|
|
What are aggregate fruits?
|
comes from one flower but has separate pistils,
ex. rasberry and strawberry, magnolia (aggregate of follicles) |
|
|
What are dehiscent fruits?
|
splits open at maturity, simple dry fruit, ex. follicle
splits along one line |
|
|
What are legumes?
|
simple dry fruit, dehiscent fruit, splits at maturity along 2 lines , like a follicle
|
|
|
What is a capsule?
|
simple dry fruit, dehiscent-splits at maturity, along 3 lines, many seeded dry fruit from a compound pistil
ex. sweetgum |
|
|
What are achenes?
|
simple dry fruits, do not split at maturity- indehiscent- pericarp firm and readily spearated from seed, ex. sunflower
|
|
|
What are caryopsis?
|
simple, dry fruits that do not split at maturity-indehiscent fruits, do not split at maturity, like an achene but witht he pericarp firmly united to seed
ex. wheat, oats and rice |
|
|
What are samaras?
|
simple dry fruits that do not split at matuirty- indehiscent fruit,
ex. sugar maple |
|
|
What is a nut?
|
similar to achene, pericarp is a lot harder, simple dry fruit, do not split at maturity, indehiscent fruit
|
|
|
What is epigeous germination?
|
above the ground germination, the cotyledons will rise above the earth
|
|
|
What is hypogeous germination?
|
will germinate below ground, ex. peas and corn
|
|
|
What is epigeous germination? give an example
|
cotyledons are elevated above ground; bean and squash
|
|
|
What is hypogeous germination?
|
cotyledons remain below ground; peas and corn
|
