Re: How to count veins
Diane Frederick wrote:
>
> RL wrote:
> >
> > RonnieEA@aol.com wrote:
> > >
> > > Since I am new to this hosta disease, having been bitten by the bug just this
> > > spring I have only about 40 varieties so far. However, I have already found
> > > that sometimes plants are not what they are advertised as. (Great deduction,
> > > eh Sherlock?) The book "The Genus Hosta" gives the number of veins in each
> > > description, however, more often than not, the number of veins I count in a
> > > 'known' plant still does not match up with the number given in the book.
> > >
> > > Soooo, my question is - "How do you count the veins?"
> > >
> > > Thanks - Ronnie
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> > > To sign-off this list, send email to majordomo@mallorn.com with the
> > > message text UNSUBSCRIBE HOSTA-OPENOK Ronnie
> > You count only one side of the leaf. Statr at the bottom, or the area
> > nearest the leaf stem. Don't count the little fein that is traced just
> > inside the bottom of the leaf edge. On a sieboldiana typoe for instance,
> > you should get 12 to 14 veins. As there is a matching vein on the other
> > half of the leaf, these are called "vein pairs" Remember, that the
> > published vein pair counts,are for mature leaves. You m,ay be counting
> > young leaves, which will usually hafe fewer veins. Hope this helpes.
> > Ran Lydell
> > Eagle Bay Hosta Gardens
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>
> Interesting...I just recently heard that, as for vein count, the number
> of veins (give or take one or two) doesn't change as the plant matures.
> That the vein count is the same, but the leaf will get bigger. Is this
> wrong?
>
> Diane
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As Ken pointed out, The count on young leaves will usually be
considerably lower, than the count on mature leaves.. Usually a plant
will not give a meaningful count untill it is three years or more, old.
Several leaves should be counted to check numbers.
Ran Lydell
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