[Taxacom] Tetrastigma tuberculatum: nom. illeg.?

Paul van Rijckevorsel dipteryx at freeler.nl
Thu Aug 30 07:26:10 CDT 2007


If it is dubious whether the type of Tetrastigma mutabile belongs to this
species then it is dubious that the species could be named T. mutabile.

With the shift of the discussion to type material the matter became one 
needing attention by a taxonomist.

Paul


From: "Boggan, John" <BOGGANJ at si.edu>
> As far as I can tell, the ICBN makes no provision for "nomina dubia".
> But the bottom line is that if Latiff--for whatever reason--considers
> Cissus mutabile to be conspecific with the other taxa he lists under his
> T. tuberculatum (and by listing it in synonymy he apparently did), then
> as the oldest available name, the correct name in Tetrastigma would be
> T. mutabile.
>
> John Boggan
> Type Register Project
> United States National Herbarium
> Dept. of Botany, MRC 166
> National Museum of Natural History
> Smithsonian Institution
> P.O. Box 37012
> Washington, DC 20013-7012
>
> Email: Bogganj at si.edu
> Phone: (202) 633-0895
> FAX: (202) 786-2563
> Department website: http://www.nmnh.si.edu/botany
> Type Register website: http://ravenel.si.edu/botany/types
>
> -----Original Message-----
> From: Veldkamp, J.F. (Jan Frits) [mailto:Veldkamp at nhn.leidenuniv.nl]
> Sent: Tuesday, August 28, 2007 6:37 AM
> To: Boggan, John
> Cc: taxacom at mailman.nhm.ku.edu
> Subject: RE: [Taxacom] Tetrastigma tuberculatum: nom. illeg.?
>
> I'm afraid this is not the correct solution. The type material of Cissus
> mutabilis is hardly identifiable, as was already stated by Miquel [Ann.
> Mus. Bot. Lugd. Bat. 1 (1863) 75]: (my translation) "The specimens
> available surely are incomplete, with the tendrils and flowers being
> totally absent. It seems close to V. landuk. I have therefore little to
> add to the diagnosis cited ... The form of the stigma and the number of
> seeds seem to provide the essential characters".
> There are no sheets in Leiden on which Blume wrote this name. See our
> site http://145.18.162.53:81/c8 Go to All collections. Enter Vitis
> mutabilis (error by the person who entered data in this database).
>
> We do have two labeled as Cissus montana Blume, an unpublished name,
> which were later labeled by Miquel as Vitis mutabilis. One has the note
> "Decbr.", which is against Blume's remark "Floret: Julio -- Sept."
> Latiff has not labeled these specimens. Meijer, the Rafflesia
> specialist, labeled it as the type, but I suggest to treat this name as
> a nomen dubium.
>
> The correct name, according to Latiff's summary is Tetrastigma
> rafflesiae (Miq.) Planchon. This material is but slightly better than
> that of C. montana, but it has been seen by Latiff and was later
> confirmed by Meijer. It is mentioned in Korthals's unpublished diary and
> we have two drawings of the Rafflesia, which is R. hasseltii, which is
> known to prefer Tetrastigma leucostaphylum auct. I am therefore fairly
> sure of the identity of this material, and of course the name is
> extremely suitable.
>
> I have just finished a note on this problem, which I will send to Latiff
> for review. I hope he will agree with my conclusions.
>
> Sincerely,
>
> JeF
>
> -----Original Message-----
> From: taxacom-bounces at mailman.nhm.ku.edu
> [mailto:taxacom-bounces at mailman.nhm.ku.edu] On Behalf Of Boggan, John
> Sent: Monday, August 27, 2007 4:22 PM
> To: Prof. Dato' Dr. Abdul Latiff Mohamed; taxacom at mailman.nhm.ku.edu
> Subject: Re: [Taxacom] Tetrastigma tuberculatum: nom. illeg.?
>
> Dear Dr. Latiff:
>
>
>
> Thank you for helping to clear up this nomenclatural problem.  I will
> correct my records to reflect Tetrastigma mutabile (Blume) Planch. as
> the correct name for this taxon.
>
>
>
> John Boggan
>
> Department of Botany, MRC 166
>
> National Museum of Natural History
>
> Smithsonian Institution
>
> P.O. Box 37012
>
> Washington, DC 20013-7012
>
>
>
> Email: Bogganj at si.edu
>
> Phone: (202) 633-0895
>
> FAX: (202) 786-2563
>
> Department website: http://www.nmnh.si.edu
>
> ________________________________
>
> From: Prof. Dato' Dr. Abdul Latiff Mohamed
> [mailto:latiff at pkrisc.cc.ukm.my]
> Sent: Saturday, August 25, 2007 1:12 AM
> To: taxacom at mailman.nhm.ku.edu
> Cc: Boggan, John; lammers at uwosh.edu
> Subject: Fw: [Taxacom] Tetrastigma tuberculatum: nom. illeg.?
>
>
>
> Dear sirs
>
> Thanks very much for enlighting me of that "kiss of death" as per
> discussion with regard to my publication of a new combination for the
> host of rafflesias in Malesia, Tetrastigma tuberculatum Honestly I was
> not aware of the name Cissus tuberculata Jacquin, should not have
> occurred as I have Index Kewensis and IPNi with us However, after going
> thru the discussion, I accepted my error and wil take the necessary
> steps to remedy the taxonomic situation.
> The alternative is to accept T. mutabile (Blume) Planchon as the correct
> name for this taxon Thanks latiff
>
>
>
>
>
>
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> Date: Fri, 24 Aug 2007 17:29:31 -0700 (PDT)
> From: Dr Kamarudin Mat-Salleh <kamarudinmatsalleh at yahoo.com>
> Reply-To: Dr Kamarudin Mat-Salleh <kamarudinmatsalleh at gmail.com>
> Subject: Fw: [Taxacom] Tetrastigma tuberculatum: nom. illeg.?
> To: Prof Dato A Latiff Mohammad <latiff at ukm.my>
> X-Brightmail-Tracker: AAAAAA==
>
>
>
> ----- Forwarded Message ----
> From: "Boggan, John" <BOGGANJ at si.edu>
> To: Thomas Lammers <lammers at uwosh.edu>
> Cc: taxacom at mailman.nhm.ku.edu
> Sent: Tuesday, August 21, 2007 2:01:03 PM
> Subject: Re: [Taxacom] Tetrastigma tuberculatum: nom. illeg.?
>
> I thought I knew the Code pretty well but overlooked Art. 58.1. Despite
> being published as an avowed combination, Tetrastigma tuberculatum
> Latiff 2001 is apparently to be considered a nom. nov. for Cissus
> tuberculata Blume (non Jacq.), with the same type.
>
>
>
> Unfortunately there's more: at the same time he made the "combination",
> Latiff synonymized several species under T. tuberculatum: Cissus
> mutabilis Bl. (1825), Tetrastigma mutabile (Bl.) Planch. (1887),
> Tetrastigma encephalospermum Ridl. (1926), Vitis kunstleri King (1896),
> Tetrastigma kunstleri (King) Craib (1926), Vitis rafflesiae Miq.
> (1863-64) & Tetrastigma rafflesiae (Miq.) Planch. (1887). If I'm looking
> at these names and dates right, he should have taken up T. mutabile
> (Bl.) Planch. as the correct name for this taxon, as Cissus mutabilis
> Bl. (1825) is the next oldest name after Cissus tuberculata Bl.
> (actually published at the same time) and therefore has priority over T.
> tuberculatum Latiff (2001) IF all these taxa are combined under one
> name.
>
>
>
>
>
> John Boggan
>
> Department of Botany, MRC 166
>
> National Museum of Natural History
>
> Smithsonian Institution
>
> P.O. Box 37012
>
> Washington, DC 20013-7012
>
>
>
> Email: Bogganj at si.edu
>
> Phone: (202) 633-0895
>
> FAX: (202) 786-2563
>
> Department website: http://www.nmnh.si.edu
>
> ________________________________
>
> From: Thomas Lammers [mailto:lammers at uwosh.edu]
> Sent: Monday, August 20, 2007 5:34 PM
> To: Boggan, John
> Cc: taxacom at mailman.nhm.ku.edu
> Subject: Re: [Taxacom] Tetrastigma tuberculatum: nom. illeg.?
>
>
>
> I don't have the ICBN handy, but isn't this one of those cases where the
> correct name becomes Tetrastigma tuberculatum Latiff?
>
> ----- Original Message -----
> From: "Boggan, John" <BOGGANJ at si.edu>
> Date: Monday, August 20, 2007 4:18 pm
> Subject: [Taxacom] Tetrastigma tuberculatum: nom. illeg.?
> To: taxacom at mailman.nhm.ku.edu
>
>> In 2001, A. Latiff made the combination Tetrastigma tuberculatum
>> (Blume)Latiff, based on Cissus tuberculata Blume, in separating
>> out a taxon
>> (including numerous synonyms) that had previously been included in
>> Tetrastigma leucostaphylum (Dennst.) Alston ex Mabberley.
>> So far so
>> good, but my concern is with nomenclature rather than circumscription.
>> As far as I can figure out, Cissus tuberculata Blume (1825) is a later
>> homonym of Cissus tuberculata Jacquin (1797).  The latter
>> name, with a
>> type from Cuba, is synonymized under Cissus obovata Vahl by
>> Lombardi in
>> a recent Flora Neotropica treatment of Vitaceae (with no
>> indication that
>> it is a nom. nud.).  It seems that this name should block Cissus
>> tuberculata Blume, and therefore Tetrastigma tuberculatum
>> (Blume) Latiff
>> is an illegitimate name, having as its basionym a later homonym.
>>
>>
>>
>> John Boggan
>>
>> Department of Botany, MRC 166
>>
>> National Museum of Natural History
>>
>> Smithsonian Institution
>>
>> P.O. Box 37012
>>
>> Washington, DC 20013-7012
>>
>>
>>
>> Email: Bogganj at si.edu
>>
>> Phone: (202) 633-0895
>>
>> FAX: (202) 786-2563
>>
>> Department website: http://www.nmnh.si.edu
>>
>>
>>
>> _______________________________________________
>> Taxacom mailing list
>> Taxacom at mailman.nhm.ku.edu
>> http://mailman.nhm.ku.edu/mailman/listinfo/taxacom
>>
>
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