Re: Re: HYB: backcrosses, etc...
- Subject: Re: [iris-talk] Re: HYB: backcrosses, etc...
- From: d*@aol.com
- Date: Fri, 18 Oct 2002 12:00:14 EDT
In a message dated 10/18/02 11:47:15 AM Eastern Daylight Time, dwiris@aol.com
writes:
> I
> don't know of any definitive list of chromosome counts of named irises, but
>
> anything introduced from the 1940s to the present are most certainly
> tetraploids.
This should have specified Tall Bearded irises only. Other classes have
different criteria. For example: most Miniature Tall Bearded irises are
diploids derived from I pallida and I. variegata (which is classified as
MTB). Some recent MTBs are tetraploids involving I. aphylla.
Dorothy Willott in Northern Ohio, Zones 5/6
[Non-text portions of this message have been removed]
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