Fruits Flashcards
Consist of mature pistil (carpel or carpels) and contents or the ovarian portion
Fruit
Consist of mature pistil (carpel or carpels) and contents or the ovarian portion
Fruit
Ovary wall
Pericarp
develop from a single ovary
simple fruit
- Pericarp (ovary wall) almost completely fleshy at maturity
- seeds of all ____ are embedded in fleshy tissue of the carpel
berry
- covered with leathery rind
- partitions separating the carpels(ovary) are tough and fibrous
hesperidium
rind is hard and thick
pepo
- fleshy fruit/fibrous
- with hard stony pit containing a seed
drupe
Consists of tissue derived from the ovary and the perianth
- Core is composed of modified tissue from ovary wall
- Pulp(hypanthium) is composed of tissue from the base of floral tube and receptacle
- Seeds (ovules) containing fertilized eggs and endosperm
pome
- crack open along two seams and shed their
seeds into the environment when the fruit is
ripe
dry dehiscent
- One carpel Fruits crack open along two seams and shed their seeds into the environment
legume
Composed of several fuse carpels
capsule
One carpel that splits along one seam.
follicle
Two carpels separated by a seed-bearing septum
silique
fruits retain their seeds and do not crack open after ripening
dry indehiscent
- consists of a single seed that is attached to the wall of the ovary at only one point.
- wall of the mature ovary is thin and undeveloped so when it dries out the fruit formed has a seed-like appearance.
achene
• wall of the dry indehiscent fruit is thin, transparent and firmly attached to all points of the seed coat
grain or caryopsis
- is a wind borne fruit containing a single seed.
* It is like an achene except for the paper-like wing which develops from the ovary wall of the flower
samara
very similar in structure to the achene except for its larger size
nut
Apricots cherries peaches plums olives
drupes
usually develop from a compound ovary
difficult to differentiate the endocarp and mesocarp
berry
tomatoes grapes peppers eggplants
berry
gooseberries blueberries cranberries pomegranates bananas
berry
no seeds
parthenocarpic
berries with thick rinds
pepos
watermelon cucumbers pumpkin squashes honeydew cantaloupes
pepos
berry with leathery skin containing oils
hesperidium
kumquat family
hesperidium
oranges lemons limes grapefruit tangerine kumquat
hesperidum
bulk of flesh comes from enlarged floral tube or receptacle
endocarp is papery
pome
apples pears quinces
pome
peas beans garbanzo beans lentils
legumes
splits along two sides but seeds are borne on a central partition
silique
mustard family
silique
broccoli, cabbage radish watercress
silique
at least two carpels and split in a variety of ways
capsule
orchids lilies poppies
capsule
only the base of the single seed is attached
achene
sunflower seeds
achene
one-seeded fruits similar to achene but are generally larger
nuts