Caste / 
On the basis of size and shape of flowers, 3-type resinagandha is available.
A) Singal: This kind of swelling of the species is in a row. The flowers are of full white color and the flowers are very fragrant.
B) Semi-double: Such type of swollen swamps are arranged in two or three rows.
C) Double: There are three types of pulses in this type of swelling. On the edges of the ribbon is a light red color and the flowers are less fragrant.
In Bangladesh, single and double-range residues of Rajanagunda are found. However, no varieties have been invented so far.