Osyris alba Osyris
This plant is a semiparasitic broom like shrub and can grow to an height of 2 metres. The leaves are sometimes deciduous. The flowers are very tiny yellow waxy blooms and it flowers from March to June and they are hermaphrodites. They tap into roots of other plants to extract their sap. In this case, possibly the Opuntia. The drupes ripen from August. it is native to the Mediterranean basin, North Africa and SW Asia.