Re: Beardless i.d. by foliage

On Thu, 12 Sep 1996, Christopher Hollinshead wrote: 

> Donald Mosser wrote:  > > I have a few "no name" beardless irises
> growing in my garden which were > planted in the spring, so I
> have yet to see them bloom.  I thought they were > all Japanese
> irises, but several looked somewhat different.  I suspected >
> that a few Louisianas were lurking in the bunch so I spent some
> time this > evening trying to discern any foliage differences.
> From looking at my > labeled Japanese and Louisianas I came to
> the conclusion that JI's have a > slight ridge running the entire
> length of each leaf of the fan.  However, > LA's seem mostly flat
> (or at least from the middle of the leaf to the tip).  > > Is
> this a valid difference in JI and LA iris foliage or just
> coincidence, or > wishful thinking? 
> 
> Chris comments:  Good question Donald, the answer is: yes, you
> can tell the difference between Siberian irises and Japanese
> irises just by the foliage. At first glance the foliage of these
> two is remarkable similar but upon closer examination of the
> leaves of the Japanese irises there is indeed a ridge running
> down the centre of each leaf. It is quite pronounced when you are
> looking for it and run your fingers down the length of a leaf. 
> We'll need some one else to comment on the Louisiana iris aspect
> of this. I'm not familar with them and don't grow them.  --
> Christopher Hollinshead Mississauga, Ontario Canada zone6b AIS
> Region 16 Director, Canadian Iris Society Newsletter Editor,
> Canadian Iris Society e-mail: cris@netcom.ca
> 
> 

My japanese irises all have slight hooks on the new leaves as they
appear in the fans. Don't know about Louisianas because I don't
grow them either mostly because I have just started shopping for
irises using catalogues and the local suppliers don't sell them.

 --
 Diana Louis <dlouis@dynamicro.on.ca>
Zone 4/5 Ontario Canada
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