Question on part of seedling

Pankaj Jaiswal pj37 at cornell.edu
Tue Oct 14 19:41:39 EDT 2003


Right ! Most of the other terms are there under seed/embryo. I will need to pull 
the appropriate ones and give them another parent  "germinating/juvenile  seedling".

Thanks
Pankaj


Peter Stevens wrote:
>> There will be a number of other terms that refer to this part of the 
>> plant - like mesocotyl itself (along with hypocotyl, etc.).  Or one 
>> may have to include "embryo" as part of this new term, since the 
>> mesocotyl (f.i.) is visible there.
> 
> 
> 
> P.
> 
> 
> 
>> Hi Everyone,
>>
>> Thank you for your responses. Here are some of the definitions I found 
>> in the literature.
>>
>>
>> CROWN -
>>
>> 1
>> part of the wheat/barley plant located about 0.5 inches below the soil 
>> surface. The crown is where the nodes are tightly packed together, 
>> tiller buds develop, and coronal root buds develop.
>>
>> 2
>> Located between the coleoptile and the mesocotyl, the crown contains 
>> the growing point where the rest of the plant will begin to form and 
>> the nodes where the nodal or permanent roots will form.
>>
>> I think we might have to create new term "germinating/juvenile 
>> seedling" as an instance of "vegetative shoot", in order to introduce 
>> "crown" as part of it.
>>
>> Any suggestions ?
>>
>> Pankaj
>>
>>
>> Leonore Reiser wrote:
>>
>>> Hmm_ I did find:
>>>
>>>
>>> on this page:http://www.hcs.ohio-state.edu/hcs200/Stems.html
>>>
>>>
>>> Tillers  are secondary stems that arise from nodes       at the base of
>>> the main stem, and are almost vertical in position.        The crown 
>>> of a
>>> plant is a group of modified stems with       very short internodes that
>>> occur very close to the soil surface.       It usually functions as a 
>>> site
>>> for food storage and new growth       in perennial species. Most forage
>>> grasses, and some forage legumes       (alfalfa and clovers)Â  have a
>>> crown.Â
>>>
>>> But doesnt quite sound like what is described in the url you sent.
>>>
>>> Actually there are some interesting pages on this website (e.g. soybean
>>> growth stage information).
>>> Leonore
>>>
>>>
>>> On Tue, 14 Oct 2003, Pankaj Jaiswal wrote:
>>>
>>>> Hi
>>>>
>>>> Can somebody help me in identifying what is this term "crown" stands 
>>>> for in
>>>> barley, described at http://bioinf.scri.sari.ac.uk/affy/mx-crown.htm
>>>>
>>>> Thanks
>>>>
>>>> Pankaj
>>>>
>>>
>>>
>>> ------------------------------------------------------------------------------- 
>>>
>>> Leonore Reiser, Ph.D.                   lreiser at acoma.stanford.edu
>>> The Arabidopsis Information Resource    FAX: (650) 325-6857
>>> Carnegie Institution of Washington    Tel: (650) 325-1521 ext. 311
>>> Department of Plant Biology        URL: http://arabidopsis.org/
>>> 260 Panama St.
>>> Stanford, CA 94305
>>> ------------------------------------------------------------------------------- 
>>>
>>>
>>
>> -- 
>> ******************************************
>> Pankaj Jaiswal, Ph.D.
>> Research Associate
>> Dept. of Plant Breeding
>> Cornell University
>> Ithaca, NY-14853, USA
>>
>> Tel:+1-607-255-3103 / Fax:+1-607-255-6683
>> E mail: pj37 at cornell.edu
>> http://www.gramene.org
>> ******************************************
> 
> 
> 
> 

-- 
******************************************
Pankaj Jaiswal, Ph.D.
Research Associate
Dept. of Plant Breeding
Cornell University
Ithaca, NY-14853, USA

Tel:+1-607-255-3103 / Fax:+1-607-255-6683
E mail: pj37 at cornell.edu
http://www.gramene.org
******************************************





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