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<DIV>brochidodromous<SPAN class=844125616-21042008> 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. </SPAN></DIV></DIV>
<DIV> </DIV>
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<P><FONT size=2>Dennis Wm. Stevenson, FMLS<BR>Vice President for Laboratory
Research<BR>Pfizer Curator in Botany<BR> <BR>Editor, Botanical
Review<BR>Associate Editor, FLORA<BR>Editor-in-Chief, Cladistics<BR>The
International Journal of the Willi Hennig Society<BR>Society web page: <A
href="http://www.cladistics.org/">http://www.cladistics.org/</A><BR>Journal web
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submission of manuscripts: <A
href="http://mc.manuscriptcentral.com/cla">http://mc.manuscriptcentral.com/cla</A><BR> <BR>New
York Botanical Garden<BR>2900 Southern Blvd. Bronx, NY 10458<BR>Telephone:
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href="http://plantnet.rbgsyd.nsw.gov.au/PlantNet/cycad/">http://plantnet.rbgsyd.nsw.gov.au/PlantNet/cycad/</A><BR><A
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<DIV class=OutlookMessageHeader lang=en-us dir=ltr align=left><FONT
face=Tahoma size=2>-----Original Message-----<BR><B>From:</B> Chih-Wei Tung
[mailto:cwt6@cornell.edu] <BR><B>Sent:</B> Monday, April 21, 2008 12:50
PM<BR><B>To:</B> Maria A. Gandolfo<BR><B>Cc:</B> po-dev@plantontology.org;
Fabio Fiorani; Jose Manuel Perez Perez; Dws<BR><B>Subject:</B> Re: Peripheral
vein vs tertiary vein or high order vein<BR><BR></FONT></DIV>
<DIV>Hi Alejandra,</DIV>
<DIV><BR></DIV>
<DIV>One more question, does this term " rochidodromous
arch" only specific to secondary vein or can be used in any vein
order? </DIV>
<DIV><BR></DIV>
<DIV>Chih-Wei</DIV>
<DIV><BR></DIV>
<DIV><BR></DIV>
<DIV><BR></DIV>
<DIV><BR>
<DIV>On Apr 21, 2008, at 12:23 PM, Maria A. Gandolfo wrote:<BR
class=Apple-interchange-newline>
<BLOCKQUOTE type="cite"><FONT size=3><BR>Hi, <BR><BR>More than
brochidodromous vein it is a "brochidodromous arch". <BR><BR>Hickey,
L.J. 1973. Classification of the architecture of Dicotyledonous
leaves. Amer. J. Bot 60: 17-33.<BR><BR>Dilcher, D.L. 1974. Approaches
to the identification of angiosperms leaves. Bot Rev. 40<BR><BR>Leaf
architecture Working group. 1999. Manual of leaf architecture. 65
p.<BR><BR><BR>Alejandra<BR>At 12:01 PM 4/21/2008, you wrote:<BR></FONT>
<BLOCKQUOTE class=cite cite="" type="cite"><FONT size=3>Hi
Alejandra,<BR><BR>Thank you for quick reply.<BR>I also found a
review paper "Evolution and Function of leaf venation
<BR>architecture", it has a "brochidodromous venation" picture (see
pdf <BR>attachment). I will also look into those papers you
mentioned here.<BR><BR>One thing I am puzzled is the photo has a pink
highlight at the <BR>peripheral region, it's likely AGRON-OMICS are
interested in that <BR>particular structure (peripheral vein), do
you know if there is any <BR>specific terminology to describe such
joined vein structure? Can we <BR>call it "brochidodromous vein"
?<BR><BR>Thanks,<BR><BR>Chih-Wei<BR><BR><BR><BR><BR><BR><BR>On Apr 21,
2008, at 11:34 AM, Maria A. Gandolfo wrote:<BR><BR>
<BLOCKQUOTE class=cite cite="" type="cite"><BR>Hi Chih-Wei,<BR><BR>For
many years paleobotanists have used leaf architecture as one
<BR>tool to describe leaf remains.<BR><BR>There are several papers that
address the leaf vein architecture <BR>terminology (Dilcher
1973, Hickey 1974 and more recently LAWG 1999).<BR><BR>What the photo is
showing is considered to be the typical <BR>brochidodromous
venation (secondary veins joined together in a <BR>series of
prominent arches).<BR><BR><BR>If you want the papers I mentioned, I can
send them to you<BR><BR>Alejandra<BR><BR><BR>At 10:27 AM 4/21/2008, you
wrote:<BR>
<BLOCKQUOTE class=cite cite="" type="cite">Dear PO
developers,<BR><BR>We recently got a request from AGRONO-MICS group
regarding to the<BR>term " peripheral vein: a vein located toward the
margin of the leaf<BR>lamina" (see attached picture).<BR>Pankaj raised
a issue about how peripheral vein differs from tertiary<BR>vein or
high order vein, it is very tricky to determine the vein<BR>orders
when the veins form a continuous structure at the
proximal<BR>ends. If you have any thoughts about this structure,
please share<BR>wit us, we would like to resolve it as soon as
possible.<BR><BR>Best,<BR><BR>Chih-Wei<BR><BR><BR><BR><BR>Content-Type:
application/octet-stream;<BR>
x-mac-type=5738424E;<BR>
x-unix-mode=0644;<BR>
x-mac-creator=4D535744;<BR>
name=peripheral vein.doc<BR>Content-Disposition:
attachment;<BR>
filename="peripheral
vein.doc"<BR><BR><BR><BR><BR></BLOCKQUOTE></BLOCKQUOTE><BR><BR><BR>Hi
Alejandra,<BR><BR>Thank you for quick reply. <BR>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. <BR><BR>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"
? <BR><BR>Thanks,<BR><BR>Chih-Wei<BR><BR><BR>Content-Type:
application/pdf;<BR><X-TAB> </X-TAB>
x-mac-type=50444620;<BR><X-TAB> </X-TAB>
x-unix-mode=0644;<BR><X-TAB> </X-TAB>
x-mac-creator=4341524F;<BR><X-TAB> </X-TAB>
name=Evolution and function of leaf venation
architecture-review.pdf<BR>Content-Disposition:
inline;<BR><X-TAB> </X-TAB>
filename="Evolution and function of leaf venation
architecture-review.pdf"<BR><BR><BR><BR><BR><BR>On Apr 21, 2008, at 11:34
AM, Maria A. Gandolfo wrote:<BR>
<BLOCKQUOTE class=cite cite="" type="cite"><BR>Hi Chih-Wei, <BR><BR>For
many years paleobotanists have used leaf architecture as one tool to
describe leaf remains.<BR><BR>There are several papers that
address the leaf vein architecture terminology (Dilcher 1973,
Hickey 1974 and more recently LAWG 1999).<BR><BR>What the photo is
showing is considered to be the typical brochidodromous venation
(secondary veins joined together in a series of prominent
arches).<BR><BR><BR>If you want the papers I mentioned, I can send them
to you<BR><BR>Alejandra<BR><BR> <BR>At
10:27 AM 4/21/2008, you wrote:<BR>
<BLOCKQUOTE class=cite cite="" type="cite">Dear PO
developers,<BR><BR>We recently got a request from AGRONO-MICS group
regarding to the <BR>term " peripheral vein: a vein located
toward the margin of the leaf <BR>lamina" (see attached
picture).<BR>Pankaj raised a issue about how peripheral vein differs
from tertiary <BR>vein or high order vein, it is very tricky to
determine the vein <BR>orders when the veins form a continuous
structure at the proximal <BR>ends. If you have any
thoughts about this structure, please share <BR>wit us, we would
like to resolve it as soon as
possible.<BR><BR>Best,<BR><BR>Chih-Wei<BR><BR><BR><BR><BR>Content-Type:
application/octet-stream;<BR><X-TAB> </X-TAB>
x-mac-type=5738424E;<BR><X-TAB> </X-TAB>
x-unix-mode=0644;<BR><X-TAB> </X-TAB>
x-mac-creator=4D535744;<BR><X-TAB> </X-TAB>
name=peripheral vein.doc<BR>Content-Disposition:
attachment;<BR><X-TAB> </X-TAB>
filename="peripheral
vein.doc"<BR><BR><BR><BR><BR></BLOCKQUOTE></BLOCKQUOTE></FONT></BLOCKQUOTE></BLOCKQUOTE></DIV><BR></DIV><BR>
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