Archive for February, 2012
Epizoochory
Epizoochory is a botanical term which refers to external seed dispersal by animals.
February 29, 2012
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Tags: Seeds · Posted in: Botany
Zoochory
Zoochory is the general botanical term which designates seed dispersal by animal.
February 29, 2012
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Tags: Seeds · Posted in: Botany
Methods of Seed Dispersal
Plants, being immobile, have had to devise some ingenious methods of dispersing their seeds. These mechanisms of dispersal for each plant is slightly different but can be generally divided into six main methods. These would be seed dispersal by animals, wind, water, gravity, force and humans.
February 24, 2012
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Tags: Seeds · Posted in: Botany
Jack In Pulpit, Indian Turmip, Dragonroot
Jack in the Pulpit is native to North America, inhabiting the forests of the eastern coast.
February 23, 2012
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Tags: April Wildflowers, Shade Gardening · Posted in: Wildflower
Endogenous Dormancy
The term endogenous refers to processes within an organism. Endogenous dormancy then refers to conditions within the seed embryo or endosperm which prevent the seed from germinating.
February 17, 2012
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Posted in: Botany
Exogenous Dormancy
Exogenous Dormancy refers to dormancy induced by conditions outside the seed (embryo) and the term usually means conditions in the seed coat.
February 17, 2012
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Posted in: Botany
Stratification – Seed
Stratification refers to the process some seeds need to undergo before they will germinate. There is both cold and warm stratification.
February 16, 2012
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Tags: Seeds · Posted in: Botany
Thermodormancy
Thermodormancy is a type of dormancy in which temperature plays a role in breaking dormancy and beginning germination.
February 15, 2012
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Tags: Seeds · Posted in: Botany
Photodormancy
Photodormancy is a type of dormancy exhibited by many types of seed which need exposure to light to germinate. This type of dormancy is advantageous to plants by allowing the seeds to remain dormant until favorable growing conditions exist.
February 14, 2012
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Tags: Seeds · Posted in: Botany
Scarification
Many seeds have very hard seed coats which make them impervious to soaking up water, preventing seed germination. In the natural world many of these seeds must pass through the digestive systems of an animal or bird before it will germinate, naturally scarifying them.
February 13, 2012
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Tags: Seeds · Posted in: Botany
