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94 Cards in this Set
- Front
- Back
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*** are known as the 'flowering plants'
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angiosperms
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angiosperms first appeared in the *** period as descendents of ***
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cretaceous
gymnosperms |
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the earliest angiosperms had features present in the subclass ***
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Magnoliidae
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stamens are ***sporophyll and pistils are ***sporophyll
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micro
mega |
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*** is a specialized leaf(*** with marginal ovules)
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carpel
megasporophyll |
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the counterpart to the stigma of the carpel in angiosperms is the *** and *** in gymnosperms
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micropyle
ovule |
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carpels/pistils are divided into these three regions
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stigma, style, ovary
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the *** is the macrosporophyll
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ovule
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the green pear plant is/is not self-pollinating
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is
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the *** matures into the seed and the *** into the fruit
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ovule
ovary |
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the ***, ***, and *** mature into the seed
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embryo
endosperm hardened integuments |
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the sepals and petals make up the ***
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perianth
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*** is the collective term for sepals
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calyx
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*** is the collective term for petals
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corolla
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*** is the collective term for stamens
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androecium
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*** is the collective term for carpels
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gynoecium
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a complete flower has *** whorls
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four
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an incomplete flower lacks *** whorls
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one or more
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the whorls from outer to inner are...
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sepals
petals stamens pistil |
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perfect flowers have ****
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pistils and stamens
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imperfect flowers have ***
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either staminate or pistillate
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plants w/imperfect flowers can be *** or ***
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diecious
monoecious |
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*** is a mixture of perfect and imperfect flowers
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polygamous
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*** is the fusion of like parts
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connate
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*** is the fusion of unlike parts
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adnate
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*** is like parts not united
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distinct
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*** is unlike parts not united
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free
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All land plants have a *** *** generation that alternates with a *** *** generation.
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haploid gametophyte
diploid sporophyte |
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The 2n female *** undergoes *** to form # 1n ***. In the end three of them ***.
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megasporocyte
meiosis 4 1n megaspores degenerate |
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After three cycles of *** the megaspore forms a large cell w/8 nuclei termed the *** which is the mature ***.
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mitosis
embyro sac gametophyte |
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The embryo sac contains 3 ***, 2 ***, one *** and two ***.
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antipodals
polar nuclei egg synergids |
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The stamen consists of the *** and *** which derives from a ***.
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filament
anther microsporophyll |
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Pollen formation occurs w/i the ***.
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anther
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The pollen sac is also called the ***.
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microsporangia
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A *** undergoes *** division to form 4 microspores.
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microsporocytes
meiosis |
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Each microspore undergoes *** division to form a *** nucleus and a *** nucleus collectively called the ***.
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mitotic
tube geneative pollen grain |
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The pollen grain is also known as the ***. On the stigma the *** nucleus divides to form # *** nuclei. This final state makes it a *** ***.
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microgametophyte
generative sperm mature microgametophyte |
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The tube nucleus grows down the *** through the opening of the integuments(***) & releases two sperm nuclei into the ***.
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style
micropyle embyro sac |
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Double fertilization is unique to ***. 1 sperm forms a *** w/egg. 1 sperm forms w/*** to form the ***.
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angiosperms
diploid zygote 2 polar nuclei endosperm |
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The *** is where a flower attaches to & the *** is the stem of the flower.
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receptacle
pedicel |
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The diploid zygote develops into the *** *** which is w/i the ***.
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mature embryo
seed |
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The stem or branch that holds a group of pedicels is called a ***.
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peduncle
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The *** is known as the petals.
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corolla
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The *** is also known as sepals.
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calyx
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Sepals can be *** or ***.
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sepaloid
petaloid |
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*** sepals fuse to form a ***.
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calyx tube
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*** sepals fall as the flower opens.
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Caducous
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*** is a flower with distinct petals.
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Polypetalous
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*** is a flower with united petals(***) forming a corolla tube.
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Sympetalous
connate |
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*** is a suffix that denotes # of petals.
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merous(3-merous)
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Some petals can be divided into *** and ***.
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claw
blade |
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The corolla tube can be divided into the *** and ***.
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tube
throat |
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Radial symmetry is known as *** and ***.
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actinomorphic
regular |
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Bilateral symmetry is known as *** and ***.
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zygomorphic
irregular |
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The collective term for stamens is ***.
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androecium
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*** are sterile stamens.
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Staminodes
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*** is unlike parts or organs growing closely attached.
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adnate
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*** is like parts or organs growing closely attached.
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connate
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The hypanthium structure is formed form the fusion of the ***, ***, and ***.
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sepals
petals stamens |
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In most flowers the stamen alternate with the ***.
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petals
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*** is the collective term for the carpels of a flower.
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Gynoecium
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A *** represents the fusion of a megasporophyll w/marginal ovules.
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carpel
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*** is another term used to describe the gynoecium.
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Pistil
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A pistil w/all parts has a ***, ***, and ***.
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stigma
style ovary |
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A single pistil has 1 ***, 1 ***, and 1 ***.
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locule
placentae carpel |
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The ovary chamber is also known as the ***.
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locule
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A *** flower has a superior ovary.
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hypogynous
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A *** flower has a superior ovary and a hypanthium.
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perigynous
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A *** flower has inferior ovary that is fused with the hypanthium.
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epigynous
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The *** is the fruit wall.
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pericarp
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*** fruits open up to release seeds.
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Dehiscent
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*** fruits do NOT open up to release seeds.
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indehiscent
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The pericarp may be divided into an ***, ***, and ***.
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exocarp
mesocarp endocarp |
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Simple fruits are derived from *** or *** gynoecium.
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monocarpous
syncarpous |
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3 examples of ***...
tomato banana grape |
berries
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3 examples of ***...
pear apple quince |
pome
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2 examples of ***.
pumpkin watermelon |
pepo
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1 example of ***
citrus |
hesperidium
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4 examples of ***
stone fruits peach coconut olive |
drupe
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2 types of dry dehiscent that break into parts w/seeds surrounded by pericarp
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schitzocarp
nutlet |
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2 types of dry dehiscent that break into parts w/seeds not totally surrounded by pericarp
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follicle
legume |
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The pineapple and fig are examples of a *** fruit.(Fused ovaries.)
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multiple
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The strawberry and blackberry is an example of a *** fruit.(ovaries not fused)
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aggregate
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Asteraceae/Compositae is known as the *** Family.
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Sunflower
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Poaceae/Gramineae is known as the *** Family.
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Grass
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Cyperaceae is known as the *** Family.
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Sedge
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Fabaceae/Leguminosae is known as the *** Family.
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Legume
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Rosaceae is known as the *** Family.
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Rose
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Euphoribiaceae is known as the *** Family.
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Spurge
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Scrophulariaceae is known as the *** Family.
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Figwart
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Lamiaceae is known as the *** Family.
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Mint
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Liliaceae is known as the *** Family.
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Lily
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*** has leaves with 2 ranks and *** have leaves with 3 ranks.
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Grass
Sedge |
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*** has milky sap.
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Spurge
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