[Po-dev] RE: Peripheral vein vs tertiary vein or high order vein

Peter Stevens peter.stevens at mobot.org
Tue Apr 22 09:09:37 EDT 2008


Sorry, I have been at the University for a couple of days.   
Brochidromous venation strictly speaking refers to the venation as a  
whole; one might argue there is no such thing as a brochidromous  
vein.  See earlier comment about submarginal veins.

P.
On Apr 21, 2008, at 12:44 PM, Pankaj Jaiswal wrote:

> Please let me know if the following works. Although its more like a  
> phenotype term associated with the terminal end of secondary veins.  
> We can try to accommodate this request. [Phenotype terms are  
> strictly not added to PO]. Other terms associated with venation  
> type are 'acrodromous, eucamptodromous, semicraspedodromous.'
>
> Given this diversity in leaf venation, my suggestion would be to  
> create two separate instances of brochidodromous vein as follows.  
> Obviously we need a grouping term 'brochidodromous vein' as well.  
> Point to note: we are considering 'brochidodromous vein' as a new  
> entity (Plant structure) compared to its phenotype status described  
> above.
>
> leaf vein PO:0020138
> ---[is_a]--brochidodromous  vein [PO:NEW]
> ------[is_a]--brochidodromous secondary vein [PO:NEW]
> ------[is_a]--brochidodromous tertiary vein [PO:NEW]
>
>
> Also
>
> leaf vein PO:0020138
> ---[is_a]--secondary vein PO:0020140
> ------[develops_from]--brochidodromous secondary vein [PO:NEW]
> ---[is_a]--tertiary vein PO:0020140
> ------[develops_from]--brochidodromous tertiary vein [PO:NEW]
>
> Definitions:
> brochidodromous  vein
> 	Describes leaves with venation in which the secondary and/or  
> higher order veins do not terminate at the margins but rather are  
> joined in a series of prominent arches.
>
> brochidodromous secondary vein
> 	Describes leaves with venation in which the secondary veins do not  
> terminate at the margins but rather are joined in a series of  
> prominent arches.
>
> brochidodromous tertiary vein
> 	Describes leaves with venation in which the tertiary veins do not  
> terminate at the margins but rather are joined in a series of  
> prominent arches.
>
>
> Dws wrote:
>> brochidodromous can form from secondary vein anatomoses in most  
>> cases, but in some, such as some species of Gnetum, it forms from  
>> anastomoses of tertiary veins and/or/a combination.
>>   Dennis Wm. Stevenson, FMLS
>> Vice President for Laboratory Research
>> Pfizer Curator in Botany
>>  Editor, Botanical Review
>> Associate Editor, FLORA
>> Editor-in-Chief, Cladistics
>> The International Journal of the Willi Hennig Society
>> Society web page:  http://www.cladistics.org/
>> Journal web site:  http://www.blackwell-synergy.com/servlet/ 
>> useragent?func=showIssues&code=cla&cookieSet=1 <http:// 
>> www.blackwell-synergy.com/servlet/useragent? 
>> func=showIssues&code=cla&cookieSet=1>
>> Online submission of manuscripts: http://mc.manuscriptcentral.com/cla
>>  New York Botanical Garden
>> 2900 Southern Blvd. Bronx, NY 10458
>> Telephone: 718-817-8632
>> email: dws at nybg.org
>> http://plantnet.rbgsyd.nsw.gov.au/PlantNet/cycad/
>> http://www.plantsystematics.org/
>> http://sciweb.nybg.org/science2/Profile_8.asp
>> http://flmnh.ufl.edu/LINNE/
>>     -----Original Message-----
>>     *From:* Chih-Wei Tung [mailto:cwt6 at cornell.edu]
>>     *Sent:* Monday, April 21, 2008 12:50 PM
>>     *To:* Maria A. Gandolfo
>>     *Cc:* po-dev at plantontology.org; Fabio Fiorani; Jose Manuel Perez
>>     Perez; Dws
>>     *Subject:* Re: Peripheral vein vs tertiary vein or high order  
>> vein
>>     Hi Alejandra,
>>     One more question, does this term " rochidodromous arch"  only
>>     specific to secondary vein or can be used in any vein  
>> order?     Chih-Wei
>>     On Apr 21, 2008, at 12:23 PM, Maria A. Gandolfo wrote:
>>>
>>>     Hi,
>>>
>>>     More than brochidodromous vein it is a "brochidodromous arch".
>>>     Hickey, L.J. 1973.  Classification of the architecture of
>>>     Dicotyledonous leaves. Amer. J. Bot 60: 17-33.
>>>
>>>     Dilcher, D.L. 1974.  Approaches to the identification of
>>>     angiosperms leaves. Bot Rev. 40
>>>
>>>     Leaf architecture Working group. 1999. Manual of leaf
>>>     architecture.  65 p.
>>>
>>>
>>>     Alejandra
>>>     At 12:01 PM 4/21/2008, you wrote:
>>>>     Hi Alejandra,
>>>>
>>>>     Thank  you for quick reply.
>>>>     I also found a review paper "Evolution and Function of leaf
>>>>     venation     architecture", it has a  "brochidodromous  
>>>> venation" picture (see
>>>>     pdf     attachment). I will also look into those papers you  
>>>> mentioned here.
>>>>
>>>>     One thing I am puzzled is the photo has a pink highlight at  
>>>> the     peripheral region, it's likely AGRON-OMICS are  
>>>> interested in that     particular structure (peripheral vein),  
>>>> do you know if there is any     specific terminology to describe  
>>>> such joined vein structure? Can we     call it "brochidodromous  
>>>> vein" ?
>>>>
>>>>     Thanks,
>>>>
>>>>     Chih-Wei
>>>>
>>>>     
>>>>
>>>>
>>>>
>>>>
>>>>     On Apr 21, 2008, at 11:34 AM, Maria A. Gandolfo wrote:
>>>>
>>>>>
>>>>>     Hi Chih-Wei,
>>>>>
>>>>>     For many years paleobotanists have used leaf architecture  
>>>>> as one     tool to describe leaf remains.
>>>>>
>>>>>     There are several papers that address  the leaf vein  
>>>>> architecture     terminology (Dilcher 1973, Hickey 1974 and  
>>>>> more recently LAWG 1999).
>>>>>
>>>>>     What the photo is showing is considered to be the  
>>>>> typical     brochidodromous venation (secondary veins joined  
>>>>> together in a     series of prominent arches).
>>>>>
>>>>>
>>>>>     If you want the papers I mentioned, I can send them to you
>>>>>
>>>>>     Alejandra
>>>>>
>>>>>
>>>>>     At 10:27 AM 4/21/2008, you wrote:
>>>>>>     Dear PO developers,
>>>>>>
>>>>>>     We recently got a request from AGRONO-MICS group regarding  
>>>>>> to the
>>>>>>     term " peripheral vein: a vein located toward the margin  
>>>>>> of the
>>>>>>     leaf
>>>>>>     lamina" (see attached picture).
>>>>>>     Pankaj raised a issue about how peripheral vein differs from
>>>>>>     tertiary
>>>>>>     vein or high order vein, it is very tricky to determine  
>>>>>> the vein
>>>>>>     orders when the veins form a continuous structure at the  
>>>>>> proximal
>>>>>>     ends.  If you have any thoughts about this structure,  
>>>>>> please share
>>>>>>     wit us, we would like to resolve it as soon as possible.
>>>>>>
>>>>>>     Best,
>>>>>>
>>>>>>     Chih-Wei
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>     Content-Type: application/octet-stream;
>>>>>>              x-mac-type=5738424E;
>>>>>>              x-unix-mode=0644;
>>>>>>              x-mac-creator=4D535744;
>>>>>>              name=peripheral vein.doc
>>>>>>     Content-Disposition: attachment;
>>>>>>              filename="peripheral vein.doc"
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>
>>>>
>>>>
>>>>     Hi Alejandra,
>>>>
>>>>     Thank  you for quick reply.     I also found a review paper  
>>>> "Evolution and Function of leaf
>>>>     venation architecture", it has a  "brochidodromous venation"
>>>>     picture (see pdf attachment). I will also look into those  
>>>> papers
>>>>     you mentioned here.
>>>>
>>>>     One thing I am puzzled is the photo has a pink highlight at the
>>>>     peripheral region, it's likely AGRON-OMICS are interested in  
>>>> that
>>>>     particular structure (peripheral vein), do you know if there is
>>>>     any specific terminology to describe such joined vein  
>>>> structure?
>>>>     Can we call it "brochidodromous vein" ?
>>>>
>>>>     Thanks,
>>>>
>>>>     Chih-Wei
>>>>
>>>>
>>>>     Content-Type: application/pdf;
>>>>              x-mac-type=50444620;
>>>>              x-unix-mode=0644;
>>>>              x-mac-creator=4341524F;
>>>>              name=Evolution and function of leaf venation
>>>>     architecture-review.pdf
>>>>     Content-Disposition: inline;
>>>>              filename="Evolution and function of leaf venation
>>>>     architecture-review.pdf"
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>     On Apr 21, 2008, at 11:34 AM, Maria A. Gandolfo wrote:
>>>>>
>>>>>     Hi Chih-Wei,
>>>>>
>>>>>     For many years paleobotanists have used leaf architecture  
>>>>> as one
>>>>>     tool to describe leaf remains.
>>>>>
>>>>>     There are several papers that address  the leaf vein
>>>>>     architecture terminology (Dilcher 1973, Hickey 1974 and more
>>>>>     recently LAWG 1999).
>>>>>
>>>>>     What the photo is showing is considered to be the typical
>>>>>     brochidodromous venation (secondary veins joined together in a
>>>>>     series of prominent arches).
>>>>>
>>>>>
>>>>>     If you want the papers I mentioned, I can send them to you
>>>>>
>>>>>     Alejandra
>>>>>
>>>>>              At 10:27 AM 4/21/2008, you wrote:
>>>>>>     Dear PO developers,
>>>>>>
>>>>>>     We recently got a request from AGRONO-MICS group regarding  
>>>>>> to the     term " peripheral vein: a vein located toward the  
>>>>>> margin of the
>>>>>>     leaf     lamina" (see attached picture).
>>>>>>     Pankaj raised a issue about how peripheral vein differs from
>>>>>>     tertiary     vein or high order vein, it is very tricky to  
>>>>>> determine the vein     orders when the veins form a continuous  
>>>>>> structure at the proximal     ends.  If you have any thoughts  
>>>>>> about this structure, please
>>>>>>     share     wit us, we would like to resolve it as soon as  
>>>>>> possible.
>>>>>>
>>>>>>     Best,
>>>>>>
>>>>>>     Chih-Wei
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>     Content-Type: application/octet-stream;
>>>>>>              x-mac-type=5738424E;
>>>>>>              x-unix-mode=0644;
>>>>>>              x-mac-creator=4D535744;
>>>>>>              name=peripheral vein.doc
>>>>>>     Content-Disposition: attachment;
>>>>>>              filename="peripheral vein.doc"
>>>>>>
>>>>>>
>>>>>>
>>>>>>
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>> --------------------------------------------------------------------- 
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>
> -- 
> Pankaj Jaiswal
> G-15, Bradfield Hall
> Dept. of Plant Breeding and Genetics
> Cornell University
> Ithaca, NY-14853, USA
>
> Ph. +1-607-255-3103 / 4199
> fax: +1-607-255-6683
> _______________________________________________
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