Re: Re: TB: Unknown burgundy
- Subject: Re: [iris-photos] Re: TB: Unknown burgundy
- From: "Francesca R Thoolen" <email@example.com>
- Date: Sun, 22 Jul 2001 15:57:16 -0700
My experience in diploids is also limited since I have only worked with
tetraploids. The way you mentioned would also work tho.
----- Original Message -----
Sent: Sunday, July 22, 2001 3:20 PM
Subject: [iris-photos] Re: TB: Unknown burgundy
> --- In iris-photos@y..., "Francesca R Thoolen" <irisgirl2@h...> wrote:
> > Neil, There are several ways to do this, but I would say the most
> accurate way is to use a microscope and count chromosomes...."
> Many years ago I enrolled in a one-on-one "Readings and Conference"
> that involved learning how to prepare slides and count chromosomes.
> Accurate for sure, but NOT at all easy.
> Perhaps a simpler, and perhaps not even a slower, way would be to
> cross the unknown with a few known diploids and tetraploids.
> Whichever type produces plump pods--that aren't balloons--defines
> the type for the unknown.
> With the intensity of color of the cv in Mike's photo, I would doubt
> the unknown is diploid anyway. It takes dosage effects and/or
> aphylla ancestry stirred in to get that rich a color tone. That's a
> tetraploid issue. TB anthocyanins don't run that deep in diploids in
> either BB or Bb levels--that is to say, in any diploids I ever saw or
> grew. I can only speak from my own observations.
> Neil Mogensen zone 6b/7a near Asheville, NC
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