parsimony/biology

Thomas Lammers lammers at VAXA.CIS.UWOSH.EDU
Thu Mar 1 07:44:34 CST 2001


At 05:36 AM 3/1/01 -0800, Phil Bunch wrote:

>A cladogram flattens a multi-dimensional state space into a two
>dimensional representation.

Really only one, the y-axis, representing time and not even scaled or
assigned units in most applications.  The x-axis, such as it is, does not
represent any variable, but is necessary only for clarity of presentation.

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 uwosh.edu
phone:      920-424-1002
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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