well, that was my initial thought too, but then i decided it must have been named by someone not familiar with colloquial american english.
however, there is indeed an onc golden shower out there:
http://www.orchidthailand.com/orchid...ium/index.html http://www.larsen-twins.dk/orch-new/...er_364-1x.html
if anyone has the wildcatt software or similar they can look it up and i'll bet you a phal cordova that the registrant is thai or japanese or some such. jerry put a link in to the RHS (?) database; if anyone comes across it they can stick this in and see what comes out.
eta: there's also a cyc.
http://www.orchidweb.com/OrchidOfWeek.aspx?ID=1247