N. cavanillesii flowered three days after a heavy rain in southern Spain. Today, one month later I earned the seeds in the picture. The different pollen parents influence the size of the seed grains. The cross N. cavanillesii x N. serotinus…
The capital letters indicate different chromosome sets. One example for such a cross is N. cantabricus x Emerald Sea. The seedlings are composed of one chromosome set of Sea Dream (N), one of N. viridiflorus (V), and one of N.…
N. jonquilla henriquesii has been transformed from diploid to tetraploid. The pollen volume of the tetraploid plant is about two times bigger than that of the diploid plant and the pollen tubes have a much larger diameter. The tetraploid N.…
Crosses of different diploid and tetraploid poeticus varieties with N. tazetta were made before 1906 and 1930 especially in the Netherlands from J.B. van der Schoot. To the first group belong Jaune a Merville and Geranium with seven chromosomes from…
This is a better picture of Figure 3 (Hillstar x N. cyclamineus) of my article “Narcissus cyclamineus crosses and their fertility”. It is made in this spring at the field of Arno Kroon (Floratuin, Julianadorp). The seedling is pollen- and…
Does anyone know where I can buy some bulbs of Spanish Fiesta? I would like to use it for some crosses with species. Theo