Blog Archives

Narcissus cyclamineus crosses and their fertility

February 3, 2016
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  The plants in the pictures are composed of one-third standard daffodil, one-third N. cyclamineus, and one-third N. jonquilla in the first and N. viridiflorus in the second case. They…

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Different colour of N. cantabricus luteolentus and N. cantabricus luteolentus x N. triandrus pallidulus at two locations in Spain

January 19, 2016
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The plants in the  pictures are flowering in the greenhouse. The species and their crosses with the deeper yellow flowers are from a site near Torre de Juan Abad which I…

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Crosses of jonquilla hybrids with viridiflorus hybrids

January 18, 2016
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Three weeks ago I saw that some new seedlings of jonquilla hybrids x viridiflorus hybrids growing outdoors had flower buds. Up to this time we had no frost, but soon…

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Narcissus viridiflorus Hybrids

January 17, 2016
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Some viridiflorus seedlings flowered in the greenhouse during autumn 2015. They were grown up outdoors and later on brought to the greenhouse for faster multiplication and for flowering. Only few…

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The generation of fertile allotetraploid hybrids of narcissus species by chromosome doubling

June 21, 2015
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This spring I found many diploid pollen grains on one plant of Hawera and three plants of Fairy Chimes. These species hybrids were transformed with Oryzalin from diploids to tetraploids or…

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The triploid Grand Soleil d’Or generates 2n pollen

February 11, 2015
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I have some Grand Soleil d’Or flowering and found much pollen on the anthers from which about 10 % sprouted. This result is astounding because the plant is triploid and most triploids…

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