To follow up on Jim Shields's note. Since colchince is distinctly dangerous and there is no antidote (to my knowledge, even though one might easily tolerate a low dose because dosage is everything--( It is used for treatrment of gout)-- Oryzalin is a safer chemical for use in inducing polyploidy. (articles are available on the Internet) ----- Original Message ----- From: "J.E. Shields" <jshields@indy.net> To: "Pacific Bulb Society" <pbs@lists.ibiblio.org> Sent: Monday, August 17, 2009 7:15 AM Subject: Re: [pbs] Another Lycoris question > Anita, Adam, Jim McK., Jim W., and all, > > All this discussion suggests that someone should try producing tetraploid > longituba, sprengeri, or chinensis -- someone significantly younger than > Adam and also younger than I am! > > Germinate the seeds in colchicine solution. Aart van Voorst has done this > for Clivia and for Haemanthus. See the archives of the clivia-enthusiast > list in Yahoo