Lab 8: Seed Plants

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29 Terms

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Zamia

Contains

  • Megasporophyll 

  • Microsporophyll

  • Seed

Is sporophyte dominant but has gametophytes 

<p>Contains </p><ul><li><p>Megasporophyll&nbsp;</p></li><li><p>Microsporophyll</p></li><li><p>Seed</p></li></ul><p>Is sporophyte dominant but has gametophytes&nbsp;</p><p></p>
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Ginko

  • Leaf

sporophyte but gametophyte pollen and ovule

<ul><li><p>Leaf</p></li></ul><p>sporophyte but gametophyte pollen and ovule </p>
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Pinus

  • Megasporphyll (ovulate)

  • Microsporphyll (staminate)

  • Seed
    sporophyte but gametophyte inside the cones

<ul><li><p>Megasporphyll (ovulate)</p></li><li><p>Microsporphyll (staminate)</p></li><li><p>Seed<br>sporophyte but gametophyte inside the cones</p></li></ul><p></p>
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Angiosperms

fruits and flower

dominant sporophyte 

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What does the flower contain:

Flower, Carpel Stigma Style Ovary Ovule Stamen Anther Pollen Filament

<p><span>Flower, Carpel Stigma Style Ovary Ovule Stamen Anther Pollen Filament</span></p>
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<p>Flower part: Carpel</p>

Flower part: Carpel

Female reproductive part of a flower that produces ovules

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<p>Flower part: Stigma </p>

Flower part: Stigma

Sticky top of the carpel where pollen lands

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<p>Flower part: Style </p>

Flower part: Style

Tube that connects stigma to ovary

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<p>Flower part: Ovary </p>

Flower part: Ovary

Base of the carpel that houses ovules and becomes fruit

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<p>Flower part:&nbsp;Ovule </p>

Flower part: Ovule

Structure inside the ovary that develops into a seed after fertilization

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<p>Flower part: Stamen </p>

Flower part: Stamen

Male reproductive organ of a flower

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<p>Flower part:Anther </p>

Flower part:Anther

Part of the stamen that produces pollen

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<p>Flower part: Pollen </p>

Flower part: Pollen

Male gametophyte that delivers sperm to the ovule

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<p>Flower part: Filament </p>

Flower part: Filament

Stalk that supports the anther

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Sepal
Leaflike structure that protects the flower bud
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Receptacle
Base of the flower where floral organs attach
Base of the flower where floral organs attach
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Petal
Colored flower part that attracts pollinators
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Solitary/Inflorescence
Single flower alone vs. a cluster of flowers on one stem
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Bilateral/Radial
Symmetry types: bilateral = one plane of symmetry
Symmetry types: bilateral = one plane of symmetry
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Monocot/Dicot
Monocot/Dicot
Monocot = 1 seed leaf, parallel veins
Monocot = 1 seed leaf, parallel veins
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Flowers are part of the sporophyte.

They contain gametophytes (pollen + embryo sacs), but the flower itself belongs to the sporophyte generation of the plant.

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Monocot Stem
Vascular bundles are scattered throughout the stem
Vascular bundles are scattered throughout the stem
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Scattered Venation
Veins arranged randomly (typical of monocot stems)
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Dicot Stem
Vascular bundles arranged in a ring
Vascular bundles arranged in a ring
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Centralized Venation
Veins branching from a central midline (typical of dicot leaves)
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Dicot Seed (Lima Bean)
Seed with two cotyledons
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Cotyledon
Seed leaf that stores or absorbs nutrients for the embryo
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Embryo
Young sporophyte plant inside the seed
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Seed Coat
Protective outer covering of a seed