Info req.: molecules/morphology

Thomas Lammers lammers at VAXA.CIS.UWOSH.EDU
Tue Jun 27 07:46:28 CDT 2000

At 08:40 AM 6/27/00 +0200, B. J. Tindall wrote:

>Is this question just related to zoology, or do you want to diverge into
>other groups? There are quite a few hidden problems in the question, which
>include whether molecular trees are reconstructed/estimated by similarity
>matrix, parsimony, or maximum likelihood methods (all can give rather
>different topologies and of course within any one class of programs each
>algorithm many also give slightly different results).

I'm working with plants, but am thinking in terms of general
principles.  What I am seeking is some discussion of situations,
hypothetical or otherwise, in which molecular based analyses reveal clades
that are difficult(?impossible) to define/diagnose with non-molecular

Thomas G. Lammers, Ph.D.

Assistant Professor and Curator of the Herbarium (OSH)
Department of Biology and Microbiology
University of Wisconsin Oshkosh
Oshkosh, Wisconsin 54901-8640 USA

e-mail:       lammers at
phone:      920-424-7085
fax:           920-424-1101

Plant systematics; classification, nomenclature, evolution, and
biogeography of the Campanulaceae s. lat.
"Today's mighty oak is yesterday's nut that stood his ground."
                                                 -- Anonymous

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