Argyreia argentea (Roxb.) Sweet, Hort. Brit. ed. 2: 373 1830. (syn: Argyreia sericea St. Lag.; Convolvulus argenteus Wall.; Convolvulus festivus Wall.; Lettsomia argentea Ridl.);
Bangladesh, E-India (Assam, Khasia), Myanmar [Burma] (Kachin, Mandalay,
Sagaing), Nepal, Vietnam
as per Catalogue of Life

 

/wp-content/uploads/2020/10/8.__Argyreia_sp._Flower_bud__IMG_3247.jpg
/wp-content/uploads/2020/10/12._Argyreia_sp._IMG_3263.jpg

Argyreia sp. from Kamrup district, Assam : Attachments (13). 4 posts by 3 authors.

Attached images are Argyreia sp. Please ID the species.
Date :14.09.2013
Location: Kamrup district, Assam
Family : Convolvulaceae
Genus & species : Argyreia sp
Habitat: Grows wild
Habit : Climber
Flower : Purple
Fruits : Not seen


Argyreia species so far in efi with keys


Argyreia nervosa?


Seems to be Argyreia nervosa  


Looks different from images at Argyreia nervosa (Burm. f.) Bojer. Also I could not find a match as per comparative images at Argyreia


Argyreia argentea is worth a try.


Thanks, …, for the id as Argyreia argentea.
To me also appear close as per specimens and illustration at

 

/wp-content/uploads/2020/10/S.S.M.S_Photo_Sourav%20Mahmud%20-1766-.jpg

Convulvulaceae Id from BD-SM_2012 : 3 posts by 2 authors. Attachments (1)
Location: Sylhet

Habitat: Hill side


Pl. check comparative images at 

To me appears close to images at Argyreia argentea (Roxb.) Sweet as per comparative images at Argyreia