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Re: Lowest pinnae length as ID clincher

  • Subject: Re: [ferns] Lowest pinnae length as ID clincher
  • From: "Larry Shone" greenlarry@ntlworld.com
  • Date: Fri, 27 May 2005 20:23:01 +0100

I'm not sure how or where this fern came from, it may have been a spore that
blew in and made itself at home(but why arent there others?) or a dormant
spore present in the compost I used back in '03.
Thanks for the info!
Larry
----- Original Message ----- 
From: "Judith I Jones" <judith@fancyfronds.com>
To: <ferns@hort.net>
Sent: Friday, May 27, 2005 6:51 PM
Subject: Re: [ferns] Lowest pinnae length as ID clincher


> ello Larry,
>     You are most welcome.  It always helps wehn you have an idea where a
> plant originated as at least you can start with the possibles before
adding
> in the improbables.  It does make identifying rogue sporlings that appear
in
> spores from spore exchanges an interesting challenge.  I deal with many
such
> species in many genera continually.
> Judith
> ----- Original Message -----
> From: "Larry Shone" <greenlarry@ntlworld.com>
> To: <ferns@hort.net>
> Sent: Friday, May 27, 2005 10:05 AM
> Subject: Re: [ferns] Lowest pinnae length as ID clincher
>
>
> > Thanks for that Judith :)
> > ----- Original Message -----
> > From: "Judith I Jones" <judith@fancyfronds.com>
> > To: <ferns@hort.net>
> > Sent: Friday, May 27, 2005 5:38 PM
> > Subject: Re: [ferns] Lowest pinnae length as ID clincher
> >
> >
> > > Hello Larry,
> > >     The size of the basiscopic pinnule is a distinguishing feature
used
> to
> > > help determine Dryopteris species from one another but is not
> necessarily
> > > indicative that a fern is a Dryopteris.
> > > Judith I. Jones
> > >
> > > ----- Original Message -----
> > > From: "Larry Shone" <greenlarry@ntlworld.com>
> > > To: <ferns@hort.net>
> > > Sent: Thursday, May 26, 2005 5:09 AM
> > > Subject: Re: [ferns] Lowest pinnae length as ID clincher
> > >
> > >
> > > > <In the case of many dryopteris species it is the lowemost pinnule
> next
> > > > to the rachis or center stem, referred to as basiscopic, is often
used
> > in
> > > > the key and to help identify certain species.  It may be smaller
than
> > the
> > > > adjacent basiscopic pinnule or larger>
> > > >
> > > > So my fern has a larger basiscopic pinnule, and is rherefore a
> > Dryopteris!
> > > >
> > >
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