I am sharing Hibiscus Key from Bailey Manual of Cultivated Plants:
a. Plant a low diffuse spreading hairy annual. (Trionum.) \. H. Trionum
aa. Plant strong and erect.
b Species of annuals and herbaceous perennials.
c. Calyx large and spathe-like, splitting down one side, usually
early deciduous. (Abelmoschus.)
d. Bractlets of involucel linear.
e. Pod 3 in. or less long 2. H. Abelmoschus
ee. Pod 4-5 in. or more long 3. H. esculentus
dd. Bractlets ovate to oblong 4. H. Manihot
cc. Calyx regularly 5-lobed or -cleft, not spathe-like.
d. Involucel and calyx red, thick and fleshy, edible 5. H.
Sabdanfla
dd. Involucel and calyx not so.
e. Sts. not prickly.
f. Foliage nearly or quite glabrous.
g. Lvs. divided into narrow divisions 6.
if . coccmeus
gg. Lvs. hastate with short lobe on
either side at base, or not lobed 7. H. mihtans
ff. Foliage prominently pubescent or tomentose,
at least underneath.
g. Lobes of calyx usually abruptly
pointed: fls. rose 8. H. Moscheutos
gg. Lobes long-acuminate: fls. white
with rose center 9. H. oculiroseus ee. Sts. prickly 10. H. cannabmus
bb. Species of shrubs and small trees.
c. Involucel of separate bractlets.
d. Fls. yellow U- # calyanus
dd. F]s. white, pink, red. , <fl „ , . , „
e. Lvs. linear or lanceolate, or parted into lobes of
such shape. . . 12. H. heterophyllous
ee. Lvs. broad
f. Petals deeply cut and fringed 13. H.
schizopetalus
ff. Petals not lobed or only shallowly emarginate.
g. Margins of lvs. entire 14. H. Arnottianus
gg. Margins dentate or lobed, or both.
h. Staminal column long-exserted 15. H.
Rosa-sinensis •
hh. Staminal column not surpassing the
corolla.
i. With pubescent lvs 16. H.
mutabilis
ii. With glabrous lvs 17. H.
syriacus
cc. Involucel an 8-10-toothed cup: fls. yellow. (Paritium, Pariti.)
d. With deciduous involucel and calyx 18. H. elatus
dd. With persistent involucel and calyx 19. H. tiliaceous
Dr. Gurcharan Singh
Retired Associate Professor
SGTB Khalsa College, University of Delhi, Delhi-110007
Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018.
https://www.gurcharanfamily.com/
On Tue, Mar 30, 2021 at 10:16 PM Saroj Kasaju <[email protected]> wrote:
> Hibiscus arnottianus A.Gray <https://www.gbif.org/species/3152543> Hibiscus
> arnottianus A.Gray
> <http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:559958-1>
> Thank you.
>
> Saroj Kasaju
>
>
> On Tue, Mar 30, 2021 at 7:41 PM Gurcharan Singh <[email protected]>
> wrote:
>
>> Sorry friends you may ignore membranous toothed leaves of H.
>> rosa-sinensis (vs thick entire leaves of my plant), linear 6-9 epicalyx in
>> H. rosa-sinensis (vs 5-7 triangular-lanceolate in my plant). I would go
>> with cultivar of H. arnottianus (or H. denisonii, which is of course an
>> ambiguous name) , which is almost as widely cultivated as H. rosa-sinensis.
>> I am sharing more pictures to make things more clear.
>>
>>
>>
>>
>>
>> Dr. Gurcharan Singh
>> Retired Associate Professor
>> SGTB Khalsa College, University of Delhi, Delhi-110007
>> Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018.
>> https://www.gurcharanfamily.com/
>>
>>
>> On Tue, Mar 30, 2021 at 6:04 PM J.M. Garg <[email protected]> wrote:
>>
>>> Thanks, Mahadeswara ji
>>>
>>> On Thu, 25 Mar 2021 at 09:41, Mahadeswara <[email protected]> wrote:
>>>
>>>> For me it looks Saroj ji is correct as there are innumerable
>>>> varieties and cultivars available . :
>>>> https://www.google.com/search?q=Hibiscus+rosa-sinensis++in+toptropicals.com&source=lmns&bih=657&biw=1024&hl=en&sa=X&ved=2ahUKEwjQxcm-yMrvAhUDXisKHZA7AIAQ_AUoAHoECAEQAA
>>>>
>>>> On Thursday, March 25, 2021 at 7:49:43 AM UTC+5:30 Gurcharan Singh
>>>> wrote:
>>>>
>>>>> Saroj ji leaves are different, staminal tube shorter and most
>>>>> important leaves are almost entire, epicalyx fewer.
>>>>>
>>>>> On Wednesday, March 24, 2021 at 9:24:38 PM UTC+5:30 Saroj Kumar Kasaju
>>>>> wrote:
>>>>>
>>>>>> Hibiscus rosa-sinensis ?
>>>>>> Thank you.
>>>>>>
>>>>>> Saroj Kasaju
>>>>>>
>>>>>>
>>>>>> On Wed, Mar 24, 2021 at 5:57 PM Gurcharan Singh <[email protected]>
>>>>>> wrote:
>>>>>>
>>>>>>> Please help with the ID of this Hibiscus species, cultivated small
>>>>>>> shrub with almost rounded leaves with entire margin, flowers with short
>>>>>>> staminal column. Photographed from HSR Layout area, Bangalore,
>>>>>>> 16-9-2015.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Dr. Gurcharan Singh
>>>>>>> Retired Associate Professor
>>>>>>> SGTB Khalsa College, University of Delhi, Delhi-110007
>>>>>>> Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018.
>>>>>>> https://www.gurcharanfamily.com/
>>>>>>>
>>>>>>> --
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>>>>>>> https://groups.google.com/d/msgid/indiantreepix/CAHiXKpUPtE_eGMGuut2305BBy2VQ4fPRvpLXTFyAPEsx_r88nA%40mail.gmail.com
>>>>>>> <https://groups.google.com/d/msgid/indiantreepix/CAHiXKpUPtE_eGMGuut2305BBy2VQ4fPRvpLXTFyAPEsx_r88nA%40mail.gmail.com?utm_medium=email&utm_source=footer>
>>>>>>> .
>>>>>>>
>>>>>> --
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>>>> To view this discussion on the web, visit
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>>>> .
>>>>
>>>
>>>
>>> --
>>> With regards,
>>> J.M.Garg
>>>
>>
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