Science

This category is about the biology of daffodils and narcissus.

11b is the norm

Less than 10 of about 220 splits named in the last 12 years are 11b yet 11b appears to be the normal configuration for lobing and splitting. This became an…

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Science category for Daffnet.org

December 5, 2012
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Daffnet.org now has a new category located on the main menu bar titled “Science”.  The purpose of this category is to feature the many scientific discussions and studies  exchanged over…

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Pollen Volume and Chromosome Content of Daffodils; Possibilities for hybridizing

February 13, 2012
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Pollen Volume and Chromosome Content of Daffodils; Possibilities for hybridizing.pdf The text enclosed is no real detective story about daffodils and in any case a little more complicated. It is…

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DNA

January 14, 2012
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Dear Daffneters, Could somebody please advise me if they are aware of any one using DNA profiling to determine the ‘ ancestory ‘ of daffodils. Also are there any references…

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Little bulbs of N. henriquesii

November 11, 2011
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Some scales with little bulbs of N. henriquesii. They were treated with Oryzalin for chromosome doubling and stored 12 weeks at 20 degrees C in a heat box. Theo

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NNNX Crosses 2

June 10, 2011
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The plants produce little pollen, big pollen, or both types. An  example for the last case  is shown in the picture. Theo  

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