Acanthaceae Week: Eranthemum pulchellum from Delhi

[Gurcharan Singh]

Eranthemum pulchellum Andrews, Bot. Repos. 2: t. 88 1800.

syn: Upudalia pulchella (Andrews) Raf.; Eranthemum nervosum (Vahl) R.Br. ex Roem. & Schult.

evergreen shrub with prominently veined up to 20 cm long ovate leaves; fls in axillary and terminal spikes; bracts prominent with green and white markings; corolla blue, tube 2.5 cm long, lobes spreading.

Commonly grown in Delhi, Photographed from Khalsa College Delhi

Common name: Blue sage

Key to common species grown in India

Bracts white with green nerves

   Bracts elliptic, cuspidate, glabrous and spikes upto 7.5 cm.....E. pulchellum Andr. 

   Bracts obovate, mucronate, strigose and spikes longer than 7.5 cm....E. roseum (Vahl.) R. Br. 

Bracts green, 

   Bracts many nerved, white ciliate on margins.........................E. purpurascens Nees 

   Bracts few nerved, viscous hairy......................E. capens L. var. concanense (T. And. C. B. Cl.) Sant. 

They are well illustrated in the following thread

https://groups.google.com/group/indiantreepix/browse_thread/thread/a98d8d20dd92659f/b96487df74641dfa?hl=en&lnk=gst&q=Eranthemum#b96487df74641dfa

--
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://people.du.ac.in/~singhg45/

[H S]

Sir ji can you please upload the photo of E. roseum, bcoz its quite
confusing between E. pulchella and E. roseum..

I dont know about North but in Western part this plants remains for
just 8 month and they dry up in summer..

regards,

On 6/8/11, Gurcharan Singh <sing...@gmail.com> wrote:
> *Eranthemum pulchellum* Andrews, Bot. Repos. 2: t. 88 1800.
> syn: *Upudalia* *pulchella* (Andrews) Raf.; *Eranthemum* *nervosum* (Vahl)

> R.Br. ex Roem. & Schult.
>
> evergreen shrub with prominently veined up to 20 cm long ovate leaves; fls
> in axillary and terminal spikes; bracts prominent with green and white
> markings; corolla blue, tube 2.5 cm long, lobes spreading.
> Commonly grown in Delhi, Photographed from Khalsa College Delhi
>
> Common name: Blue sage
>
> Key to common species grown in India
>
> Bracts white with green nerves
>
>
> Bracts elliptic, cuspidate, glabrous and spikes upto 7.5
> cm.....E. pulchellum Andr.
>
>
> Bracts obovate, mucronate, strigose and spikes longer than 7.5 cm....E.
> roseum (Vahl.) R. Br.
>
> Bracts green,
>
> Bracts many nerved, white ciliate on margins.........................E.
> purpurascens Nees
>
> Bracts few nerved, viscous hairy......................E. capens L. var.
> concanense (T. And. C. B. Cl.) Sant.
>
>
> They are well illustrated in the following thread
>
>
> https://groups.google.com/group/indiantreepix/browse_thread/thread/a98d8d20dd92659f/b96487df74641dfa?hl=en&lnk=gst&q=Eranthemum#b96487df74641dfa

> *
> *

> --
> 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://people.du.ac.in/~singhg45/
>

--
- H.S.

A scientific man ought to have no wishes, no affections, - a mere heart of
stone

[Gurcharan Singh]

Dear H S

It is there in the link of the other mail that I had given. Shrikant ji had uploaded and given key for 3, I added this one and improved the key in that mail.

-- 
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://people.du.ac.in/~singhg45/