I just looked, I don't think I'll find it in Poland, check some large sites with plants and they don't have monte carlo... unless its under a different name...
here's a auction site...
http://allegro.pl/listing/listing.php?string=hemianthus&search_scope=category-5337
here's a auction site...
http://allegro.pl/listing/listing.php?string=hemianthus&search_scope=category-5337