Cytology

This is about the study of narcissus cells and includes chromosome work, molecular genetics, biochemistry, pollen size and shape, etc,.

Verdant Sparks Pollen

December 7, 2012
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Here is a picture of ‘Verdant Sparks’ pollen.  Perhaps Theo can give us an opinion if it might be fertile from just looking at it. I would expect it to…

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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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V05-02; Miniature Daffodil Grex

February 11, 2011
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V05-02 is a cross of: [(Petite Buerre x N. cyclamineus) x (N. assoanus x N. fernandesii)]. This has been a productive cross that has given progeny with a wide range…

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Seedlings 2

May 24, 2010
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  This is ((Pontresina x (Edna Earl x Rahee)) x N. assoanus (NNA) with fertile pollen NA of one chromosome set N and one A from N. assoanus. I didn’t measure the flower…

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Fertility of N. x alleniae

January 9, 2010
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In 2007, 2008 and 2009 I saw 21 clones of different N. x alleniae ( N. miniatus x N. viridiflorus ) near Conil in Southern Spain. I had my facility for…

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