# dots on maps

[Steven Clemants]

I agree

Steven Clemants
Director of Science
Brooklyn Botanic Garden
1000 Washington Ave.
Brooklyn, NY 11225
(718) 623-7309
----- Original Message -----
From: Mark Mayfield <mhmayf at lsu.edu>
To: Steven Clemants <steveclemants at BBG.ORG>; <TAXACOM at USOBI.ORG>
Sent: Thursday, November 04, 1999 1:39 PM
Subject: Re: # dots on maps


> Steven,
>
> You and Neil are discussing two different endeavours, perhaps related but
with
> different scientific emphases.  For the most part, your flora is not
possible
> except on a very small scale and for a depauperate flora (like the bird
fauna).
> I don't think most would quibble about the correctness of identification
of your
> red maples.  You are right that to voucher that many red maple locations
around
> such a small area would create an unwanted set of vouchers and would
impede the
> progress of your interesting work.  On the other hand, if I'm reading a
> taxonomic treatment, I want to know that alllll dots are vouchered at an
> herbarium.
>
> Mark Mayfield
>
>
> ----------
> >From: Steven Clemants <steveclemants at BBG.ORG>
> >To: TAXACOM at USOBI.ORG
> >Subject: Re: # dots on maps
> >Date: Thu, Nov 4, 1999, 8:13 AM
> >
>
> >
> >
> >My problems with vouchers/non-vouchers are based partly on Neil's
comments
> >about shot-guns but more importantly on several other thoughts.
> >
> >First.  In my studies of the flora around New York Metropolitan region I
> >have accumulated about a 1000 recent records of Red Maple.  I know of no
> >herbarium that would want 1000 specimens of red maple from NYC region.  I
> >have, however, collected about 75 vouchers from throughout the region and
> >they provide a basis checking the validity of the non-vouchered reports.
> >