Robuta

https://plants.ces.ncsu.edu/plants/delosperma-nubigenum/common-name/hardy-yellow-ice-plant/ Hardy Yellow Ice Plant - Delosperma nubigenum | North Carolina Extension Gardener Plant Toolbox yellow ice plant north carolina hardy delosperma extension https://www.rhs.org.uk/plants/5379/delosperma-nubigenum/details Delosperma nubigenum | hardy yellow ice plant Alpine Rockery/RHS yellow ice plant delosperma hardy alpine rhs