Hello Paus - I've not been able to find anyone that comments on the taste of Groundsel honey, but here is what I have found
Botanical name Packera obovata
Common: Golden Groundsel, Roundleaf Groundsel, Roundleaf Ragwort, Squawweed
Asteraceae (Aster Family)
Use Ornamental: A good herb-layer groundcover for limestone woodlands in eastern North America.
Creates a yellow glow in spring when planted en masse.
Use Wildlife: Flowers attract bees and butterflies.
Conspicuous Flowers: yes
Attracts: Butterflies
Nectar Source: yes