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EnvReg213-page18 - Some seeds retain viability for decades...

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Plant Environmental Regulators - 18 Adequate Water Seeds of many desert plants cannot germinate until sufficient rain has occurred to wash out of the seed coat inhibitory chemicals that block germination. Seed viability through extended dormancy is common.
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Unformatted text preview: Some seeds retain viability for decades and one lotus seed was dated to be 1288 years old. It is possible that some lupine seeds frozen in the artic are over 10,000 years old. Summary of Plant Responses to Environmental Stimuli...
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