Bulbophyllum sociale Rolfe, 1918

Originally sent from  Bengkulu together with a consignment B. binnendjikii J. J. Sm. to England where Sander & Sons of St Albans cultivated it for some time until eventually it flowered.

The collection made from Bengkulu by Sir Stamford Raffles and  his friend Messrs. Arnold and William Jack was lost at in 1824 owing to fire at sea.

According to Mr. Sonny A. S. as the owner specimens, the flowers smell like Bunga Tanjung (Mimusops elengi) and flowers bloom last c.4 days.

Bulbophyllum sociale Rolfe


Bulbophyllum sociale Rolfe


Bulbophyllum sociale


Bulbophyllum sociale


Bulbophyllum sociale


Bulbophyllum sociale


Bulbophyllum sociale


Bulbophyllum sociale


Bulbophyllum sociale


Basionym
Curtis's botanical magazine. Volume 144 (Ser 4: V. 14) year 1918
By: Curtis, William, - Bentham-Moxon Trust. - Curtis's botanical magazine dedications, 1827-1927 : portraits and biographical notes. - Royal Botanic Gardens, Kew. - Stanley Smith Horticultural Trust.




Examination specimens
Measurement by Mr. Sonny A. S.

Flores


Flores : 5 flowers

Flores : 34 mm long



Labellum

Dorsal sepal c. 31 mm long by 9 mm broad

Petala : 13 mm long by 5 mm broad

Sepala lateralia : 32 mm long by 10 mm





Folia
Long   : c. 22.5 cm - 28 cm long
Broad : c. 7 cm - 10 cm broad
Petiole: c. 2.5 cm -. 4 cm long








Pseudobulbs
Long   : c. 7 cm - 9 cm long
Broad : c. 1.8 cm - 2.4 cm broad






Distribution
Western Sumatra (endemic).
42 SUM


Credit :
Photo by Mr. Sonny A. S. 15-18 May 2012, specimen collected from western Sumatra.
Determine ID by Mr. Tun Jang. 18 May 2012

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