Indeed, the photos doesn't match and looks like S. nussbauerianum.
There is some confusion between S. adolphi and S. nussbauerianum. The link from Flickr mention that. At the International Crassulaceae Network (
http://www.crassulaceae.ch/de/home" onclick="window.open(this.href);return false;) the species are synonyms...but at the IPNI, not. I personally have no idea which is correct. I have both plants, they are quite different (but can be the same spp).