Taking this as Brugmansia suaveolens
<https://sites.google.com/site/efloraofindia/species/m---z/s/solanaceae/brugmansia/brugmansia-suaveolens>
as
per discussions at Solanaceae Fortnight: Brugmansia suaveolens at
Chikmagalur : PKA-FEB44/44
<https://groups.google.com/forum/#!topicsearchin/indiantreepix/Brugmansia$20AND$20suaveolens/indiantreepix/9D3Dx-k6epA>

On Fri, 6 Nov 2020 at 22:08, J.M. Garg <[email protected]> wrote:

> I have examined  your post and given this feedback:
> "After going through the keys at Drugs-Forum
> <https://drugs-forum.com/threads/taxonmic-key-to-datura-and-burgmansia.100818/>,
> I think it is more closer to *Brugmansia suaveolens* or its hybrid."
>
> Unfortunately, I am unable to reach this link (Drugs-Forum
> <https://drugs-forum.com/threads/taxonmic-key-to-datura-and-burgmansia.100818/>)
> now.
>
>
> On Fri, 6 Nov 2020 at 21:20, J.M. Garg <[email protected]> wrote:
>
>> Hi, Singh ji,
>> From where did you get the keys?
>> Both POWO
>> <http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:37444-2>
>> and Catalogue of life
>> <https://www.catalogueoflife.org/col/details/species/id/70e8374239fa467505904f3905b41e36>
>> does not show that *Brugmansia versicolor *Lagerh. has been introduced
>> in our area. *Brugmansia suaveolens *(Humb. & Bonpl. ex Willd.) Bercht.
>> & Presl is shown as introduced in our area as per POWO
>> <http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:77109576-1>
>> and Catalogue of Life
>> <https://www.catalogueoflife.org/col/details/species/id/779b98e20123fb27a930a32036816f3a>
>> .
>>
>> On Thu, 5 Nov 2020 at 12:19, Gurcharan Singh <[email protected]> wrote:
>>
>>> Long narrow corolla tube much beyond calyx, larger flower both go for B.
>>> versicolor
>>> Here are detailed differences
>>>
>>> B. svaveolens
>>>                                  B. versicolor
>>> 1. leaves narrowly elliptic to ovate.
>>>                          1. leaves  oblong-elliptic
>>> 2 flowers 20-30 cm log
>>>                               2. flowers 30-50 cm long
>>> 3. calyx slightly inflated, 2-5 toothed
>>>                          3. calyx narrower, spathe like
>>> 4. corolla tube expanding just after calyx
>>>                       4. corolla tube narrowed well beyond calyx
>>> 5. corolla teeth flaring, not recurved
>>>                           5. corolla teeth recurved
>>>
>>>
>>> On Sunday, February 15, 2015 at 9:57:20 AM UTC+5:30, Gurcharan Singh
>>> wrote:
>>>>
>>>> Brugmansia versicolor Lagerh., Bot. Jahrb. Syst. 20:666. 1895
>>>>
>>>> Photographed from Agastamuni in Uttarakhand, pl validate.
>>>>
>>>> Dr. Gurcharan Singh
>>>> Retired  Associate Professor
>>>> SGTB Khalsa College, University of Delhi, Delhi-110007
>>>> Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018.
>>>> Phone: 011-25518297  Mob: 9810359089
>>>> http://www.gurcharanfamily.com/
>>>> http://people.du.ac.in/~singhg45/
>>>>
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>>> .
>>>
>>
>>
>> --
>> With regards,
>> J.M.Garg
>>
>
>
> --
> With regards,
> J.M.Garg
>


-- 
With regards,
J.M.Garg

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