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Re: Re: Pigment changes

  • Subject: Re: [iris-photos] Re: Pigment changes
  • From: "Sandra Barss" bardraj@hotmail.com
  • Date: Thu, 19 Jun 2003 05:24:00 -0500

Well, I feel a lot better now.  Sorry Robert, but I really did not want it 
be a virus.  We did have a lot of variation in the temperature when this
iris was blooming.

Chuck you talk about clones, so it is possible that this iris's rhizomes 
keep this pigment.

SE Manitoba
Zone 3

>From: "irischap" <irischapman@netscape.net>
>Reply-To: iris-photos@yahoogroups.com
>To: iris-photos@yahoogroups.com
>Subject: [iris-photos] Re: Pigment changes
>Date: Thu, 19 Jun 2003 04:03:14 -0000
>--- In iris-photos@yahoogroups.com, Sandra Barss <bardraj@h...> wrote:
> > I have never seen this happen before.  This is Chubby Cheeks (SDB) with
> > a little difference.
> > What would cause this type of pigment change ?
> >
> > Sandra
> >
>This sort of thing is more common then you think. I have recorded
>about 15 incidents in my garden so far this year, (took pics of them
>all). But then I have a lot of flowers to look at.
>This is an exmple of Chisma (spelling?). I see it as being caused by a
>error in gene seperation during growth so one gene is left out and
>another duplicated. This usuually  only shows in part of a flower but
>sometimes this change occurs farther down in the plant and a whole new
>plant is split off. I have documented a few of these, complete with
>photos of where the two different plants join a mother rhizome. The
>most dramatic is a red flowered plant split off of Apache Carpet which
>is yellow eith red eyelash spot. The red clone seems to be an MDB
>whereas Apache Carpet is a SDB.
>So far this year I have noted three new clones in my garden, and
>suspect a few others. Some plants are more susceptable to this then
>others, eg: broken colour varieties. At this moment I sem to have
>three clones of Batik. One very dark, almost black, with a few black
>streaks, looking much like my BC, B&W SDb. One is normal Batik, and
>another has 1/2 of each flower a normal Batik and one half a narrow
>plicata edge on white.
>I suspect the large number this year is related to weather variations.
>Chuck Chapman

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