Jaen It is not as expensive as you think you can have an apparatus for 20.000 dollar. It even can be cheaper, just send me a fresh leaf and I will tell you. If you do so why not include a leaf/scape of your Sternbergia fischeriana. It has a bit more DNA than S lutea Ben J.M.Zonneveld Institute of Biology,Leiden University, Clusius lab Wassenaarse weg 64, 2333 AL Leiden, The Netherlands Zonneveld@rulbim.Leidenuniv.NL Fax: +31-71-5274999. min temp -10C (15F)