HYB: Tetraploid Calsibes


I just finished reading an article in the July 1985 AIS Bulletin (Number
258) concerning the conversion of Calsibes (Califonicae x Sibericae - 40
chromosome) to tetraploidy by Tomas Tamberg of Germany. Mr. Tamberg
indicates in his article that he has produced fertile tetraploid Calsibes
which have been successfully crossed back with tetraploid siberians to
produce 3/4 Chrysographes + 1/4 Californicae hybrids at this tetraploid
level. Does anyone have an update on what this line of hybridizing has
produced and how fertile the results have been? Do we now have a whole new
group of irises which to appreciate?

This topic came up in May of 1996 on the iris-L and Dave Silverberg
mentioned that Laurie Reid of Springfield, Oregon was producing some
fantastic things with these fertile Calsibes.  (Is she related to Lorena
Reid?) Other than this, I didn't find much in the iris-L archives.  

This is what reading old AIS bulletins leads to - lots of questions!:)

-Donald (-trying to help the list improve its On Topic ratio for this month :)


Donald Mosser
Member of AIS, HIPS, SIGNA, SSI, SLI, SPCNI, and IRIS-L
dmosser@southconn.com
http://www.geocities.com/rainforest/5570

North Augusta, South Carolina, USA
On the South Carolina and Georgia Border
USDA Zone 7b-8




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