SK 3495 18 May 2022: 4 very high res. images.
Location: Eden Project, Cornwall, UK
Altitude: 60m.
Date: 03 April 2022
Habit : Cultivated
Habit : Cultivated
Ranunculaceae?
That came to my mind !
Knowltonia capensis (L.) Huth ??
Yes, Knowltonia.
But species looks different as per
https://en.wikipedia.org/wiki/Knowltonia_capensis
https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:711498-1
https://pza.sanbi.org/anemone-knowltonia
https://en.wikipedia.org/wiki/Knowltonia_capensis
https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:711498-1
https://pza.sanbi.org/anemone-knowltonia
Two sps. this one and Knowltonia vesicatoria (L.fil.) Sims are found\ cultivated in the UK.
Looks different from Knowltonia vesicatoria (L.fil.) Sims also:
https://www.inaturalist.org/taxa/596679-Knowltonia-vesicatoria/browse_photos
https://pza.sanbi.org/anemone-vesicatoria
https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:711511-1