Hardier than some other clones. Collected in Serra da Estrela near Coimbra, Portugal, in 1972 by R. Zwijnenburg and introduced first in the Netherlands.
Habit: Broad compact, height 100+ cm with spread of 60-75 cms
The Leaves: Lime-green foliage with bright yellow young shoots in spring
The Flower: White, profuse
Flowering Period: April - May/June