Species (& synonyms)

Gloriosa superba L.

Vernacular name

Thondri, Kanvali poo, Kaandal, Senkandal, Sengalli poo (Tam.)

Family

LILIACEAE

Taxonomic status

Species

Habit

Tuberous herbaceous climber

Habitat

Sea level to semi-evergreen forest in a wide range of habitats except desert.

Original global distribution

Africa, Indo-Malaysia and Australia (Paleotropics).

Current regional distribution

Karnataka, Kerala and Tamil Nadu

- Elevation (m)

Sea level to 1,500

- Range (km2)

> 50,000 (KA), < 6,000 (KL), > 20,000 (TN).

- Area occupied (km2)

>5,000 (KA), < 200 (KL), > 5,000 (TN).

- No. of locations

Fragmented (KA), Many (KL), > 2,000 (TN).

Population Trends

 

- % decline

> 20 (KA), > 20 (KL), No decline (TN).

- Time/Rate (years or generations)

10 years

- No. of mature individuals

Many (KA, KL & TN).

Global population

Not assessed

Regional population

Declining in Karnataka and Kerala

Data quality

General field studies, informal sighting and indirect observation.

Recent field studies

K.Ravikumar, P.S.Udayan and S.P.Subramani (1997-98), Savanadurga MPCA; Dasappa (1997), Sirsi and Bisilakoppa; B.S.Somashekhar (1997-98), Kumta, Siddarabetta, Nijagel, Nanjangud, Devarayana durga, Sandur, Karpakapalli, BRT Hills MPCAs; P.S.Udayan (1996), Asoga, Sonnatti, Mysore and Kolar; S.P.Subramani (1997-98), Rangapanahalli, Kudre kanivu and Neerthadi (KA). Throughout Kerala and Tamil Nadu from plains to higher altitudes.

Threats

Harvest for medicine (Hm), Loss of habitat (L), Trade of part (Tp), Trade (T), Over exploitation (Ov).

Trade

Local, commercial.

Other comments

More common in drier places. It is state flower of Tamil Nadu. Tubers and seeds are exported at higher prices. Golchicin and Superlin alkaloids are extracted to cure rheumatic arthritis.

Status

 

-IUCN:

VU (KA, KL), LRlc (TN)

- Criteria based on

Population reduction (A1a.d)

- CITES

No

- IWPA (1972; 91)

No

- National legialation

Not in negative list of exports (Notification 2 (RE-98) dt 13.4.98, 1997–2002)

Recommendations

 

- Research management

Monitoring (M), Limiting factor research (Lr), Husbandry research (H).

- P.H.V.A.

No

Cultivation prog. recommendations

 

-  Cultivation

Level 3 (research)

-  Level of difficulty

Level 1 (Least difficult)

Existing cultivation

Yes

- Names of facilities

Wyath laboratories are cultivating near Devanahalli. This species is largely being cultivated in Erode, Coimbatore, Madurai, Dindugal, and Salem districts in Tamil Nadu for commercial purposes.

Previous assessment

LRnt (Regionally), DD (Globally) in Camp II (Feb 96) compiled by S.S.R.Bennet, V.Chelladurai, R.J.R.Daniels, C.G.Kushalappa, Michael Maunder, A.G.Pandurangan, Purshottam Singh, V.S.Ramachandran, S.R.Ramesh, K.Ravikumar, Sally Walker, Sanjay Molur, N.Sasidharan, B.V.Shetty, M.Sivadasan, D.K.Ved, Vinay Tandon, M.B.Viswanathan.

Sources

K.Ravikumar, P.S.Udayan and S.P.Subramani, Dasappa, B.S.Somashekhar (persn. observn.).

Compilers

M.Abdul Kareem, M.Ahmedullah, T.Ananda Rao, N.Anil Kumar, Anjali Wadehra, Anjana Mudappa, S.Aroumougame, S.S.R.Bennet, Dasappa, J.L.Ellis, K.R.Geetha, R.Gopalan, B. Gurudev Singh, V.P.Hiremath, V.Irudayaraj, Jagat Ram, C.R.Jawahar, P.John Jebaraj, C.G.Kushalappa, Mohan Karnat, N.Mohanan, K.N.Murthy, D.Narasimhan, M.P.Nayar, S.Noorunnisa Begum, A.G.Pandurangan V.Prabhakaran, V.S.Ramachandran, S.R.Ramesh, K.Ravikumar, Sanjay Molur, N.Sasidharan, A.E.Shanawaz Khan, C.Seema Y.N.Seetharam, B.V.Shetty, B.S.Somashekhar, T.S.Srinivasa Murthy, D.Stephen, Subhash Mali, S.P.Subramani, T.S.Suma ,Sumy Oommen, D.Suresh Baburaj, M.H.Swaminath, P.S.Udayan, D.K.Ved, Vinay Tandon, M.B.Viswanathan.