Category: Fertility

The fertility of species and named daffodils.

N. cavanillesii x Emerald Sea

This is  a five years old seedling of N. cavanillesii x Emerald Sea flowering for the first time. After opening the flower is yellow, later the colour  changes to white yellow. The plant has  two chromosome sets from N. cavanillesii,…

Narcissus x xanthochlorus

One year ago I published a picture of N. x xanthochlorus ( N. cavanillesii x N. viridiflorus) on Daffnet. This year  three bulbs will flower. Two  flowers allready opened (see photos).  N. x xantthochlorus is allotetraploid and therefore seed- and…

Hybrids of different narcissus species can be fertile by generating unreduced pollen

In this spring I found many plants of intersectional diploid narcissus hybrids in Spain which were fertile by generating unreduced pollen. This may be of great interest for daffodil hybridizers and plant breeding in general. More information you find on www.theo-sanders-daffodils.de.…