Satyrium acaciae very limited extent ; they occur particularly on rocky slopes, with blackthorn hedges and exposed to the full force of the sun, in June, showing a preference for resting on Umbellifers. The larva feeds on "Prunus spinosa" and "Prunus divaricata" Satyrium acaciae Satyrium acaciae, the sloe hairstreak, is a butterfly in the family Lycaenidae. The distribution of the sloe hairstreak ranges from 49° N in France and 51° N in Germany and Poland. It is absent from southern Italy, the Mediterranean islands, Portugal and Spain except for the Montes Universales and the north. T. acaciae F. (73b). Smaller than true
Prunus africana buttock", because the two lobes of the fruit resemble the human gluteus maximus muscles. In 1965, Cornelis Kalkman moved "Pygeum" to "Prunus", and this classification has the authority for now. However, a recent cladistic study notes of "Pygeum": "its relationships to "Prunus" remain to be tested by molecular cladistics." "Prunus africana" is known by the common names African cherry, pygeum (from its former scientific name, "Pygeum africanum"), iron wood, red stinkwood, African plum, African prune, and bitter almond. In other languages spoken where it grows, it is known as "tikur inchet" in Amharic, "mkonde-konde" in Chagga, "muiri" in Kikuyu, "entasesa"