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Re: Diploids Etc

  • Subject: Re: [IGSROBIN] Diploids Etc
  • From: Phil Bunch <pbunch@CTS.COM>
  • Date: Thu, 25 Oct 2001 16:52:56 -0700

I do not know if this has been done or attempted in Pelargonium.
However since we are dealing with perennials the chances are fairly
good since the plants remain available for many years.

Phil Bunch

-----Original Message-----
From: Roth, Barry <BRoth@BROBECK.COM>
To: IGSROBIN@MAELSTROM.STJOHNS.EDU <IGSROBIN@MAELSTROM.STJOHNS.EDU>
Date: Thursday, October 25, 2001 15:39
Subject: Re: [IGSROBIN] Diploids Etc


>From: Phil Bunch [mailto:pbunch@CTS.COM]:
>>The production of fertile pollen is very rare, at least in most
>>plants. However a triploid can be treated with colchicine to get a
>>hexaploid (6N) which is usually at least partly fertile. These
>>sometime can be backcrossed with the diploid or tetraploid parent
and
>>produce some fertile offspring.
>
>Has this ever been done in Pelargonium, to your knowledge?  Or at
least,
>have the results reached the trade?  Thanks,
>
>Barry
>
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