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Definition
- A male king sago cycad.
- Note the large pollen-bearing cone in the center of the plant.
- This species is wind-pollinated and wind will carry the pollen (male gametophytes) over to the female plant.
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Definition
- Young male (yellow-green) and first year female cones (spikey tan) on a pine.
- The conifers are all wind pollinated.
- The female cones receive pollen when they are this size.
- They then grow for almost two years before they mature and shed their seeds.
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Definition
- The distinctive, fan-shaped leaves of ginkgo are unusual among gymnosperms.
- They look more like leaves of broadleaf angiosperm trees.
- This species, Ginkgo biloba, is the only living member of the Phylum Ginkgophyta.
- The species is represented in fossils dating back over 50 million years, making it one of the oldest plant species known.
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Definition
- A picture of a Magnolia flower.
- This is a more primitive flower.
- Note that it does not have flower parts in 4’s or 5’s like a eudicot or in 3’s like a monocot.
- It has many parts, arranged in a spiral and the tepals transition into stamens rather than being two completely separate whorls.
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Definition
- An amaryllis flower, a typical monocot with flower parts in 3’s.
- Note that the broader “petals” positioned behind are actually the sepals.
- In this flower they are colorful and showy so the sepals and petals together are called tepals.
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Term
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Definition
- An evening primrose flower.
- This is a typical eudicot with flower parts in multiples of 4.
- Many eudicots have flower parts in multiples of 5 instead.
- The yellow-orange anthers of the stamens are visible below the 4 branches of the bright yellow stigma.
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Definition
- A picture trumpet creeper (Campsis radicans).
- This eudicot flower is red-orange with an open tubular shape, and lots of nectar, but no landing platform.
- It attracts hummingbirds as pollinators.
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Definition
- A picture of a snake cactus flower (Selenicereus).
- This flower blooms only after dark and only for one night.
- The white color and large dish shaped flower with lots of pollen and nectar attracts bats as pollinators.
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Definition
- Flowers of king’s mantle, a typical eudicot with flower parts in 5’s.
- The deep blue outer petals form a landing pad and contrast with the bright yellow throat making this flower very attractive to bumblebees.
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Definition
- Ixora is an ornamental eudicot shrub that has red flowers with very narrow tubular throats.
- This plant is adapted for butterfly pollination.
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Definition
- A picture of a cross section of a eudicot stem.
- Note that the vascular bundles form a ring around the central region A a pith.
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Definition
- A typical leaf vein pattern of a eudicot flowering plant.
- The leaf veins form a branched network throughout the leaf blade.
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Definition
- A picture of a cross section of a monocot stem.
- Note that the vascular bundles are scattered throughout the stem, rather than forming a single ring.
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Definition
- A picture of a typical monocot leaf.
- Note the parallel veins running the length of the leaf rather than branching out in a network as they do in a eudicot.
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Definition
- A diagram of a typical flower with all the important parts labeled.
- If used on the exam, the labels will not be present. Each part will be indicated by a number or letter and you will be asked to name the parts.
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Definition
- A picture of a bird pepper (Capsicum).
- Hot peppers have capsiacin in them that deters mammals from eating the fruits and destroying the seeds.
- Birds cannot detect capsiacin and can eat the fruits without experiencing any pain.
- The fruits have no odor that would attract a mammal, but they do have a bright red color.
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Definition
- A picture of the fruits of Cupid’s shaving brush (Emelia fosbergii).
- The seeds are tiny and have a puff on them that carries them away in the wind.
- They do not rely on animals for dispersal.
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