lammers at VAXA.CIS.UWOSH.EDU
Wed Mar 27 07:36:47 CST 2002
The Botanical Code explicitly says you HAVE to put the epithets
together; one cannot merely imply a new combination. Sounds as though the
ICZN could use a similar clause.
At 11:13 AM 3/27/02 +1100, you wrote:
> > At which point (if either) are the species names considered new
>combinations? Or are they not so
> > considered until someone first actually publishes the names in those
>It's your call. Some people say the species name must be specifically
>mentioned before it is considered a new combination (and therefore the
>source of the combination may be later than the change in the generic
>status). Others say the "intent" is clear and the combinations date from
>the generic change (even though the species names aren't specifically
>The ICZN defines "new combination" as "the first combination of a generic
>name and a previously established species-group name." Saying "I'm moving
>species xus to genus Aus" doesn't include the binomen Aus xus but most would
>probably accept it as a new combination (although some may not); saying "I'm
>synonymising genus Bus with genus Aus" is a grey area. Some authors site
>this as the source of new combinations, others wait until each individual
>binomen is expressly stated. There are pluses and minuses to both
>In the end, the safest approach is to include a statement of what you're
>doing: "I support the earlier proposed synonymy of Bus with Aus and the new
>combinations created there for the following species ..." or "The new
>combinations proposed here follow the earlier synonymy of Bus with Aus." I
>would suggest making it clear what you're doing and why you're doing it
>rather than spending endless hours searching the literature for the first
>person who might have mentioned each binomen in print.
>[I'm a fan of focusing on science rather than book-keeping.]
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
Plant systematics; classification, nomenclature, evolution, and biogeography
of the Campanulaceae s. lat.
"Today's mighty oak is yesterday's nut that stood his ground."
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