Lotus is favorite flower of Maa Lakshmi (Luxmi). Lotus seeds are used in puja of Maa Lakshmi. Sadhak of Goddess Maa Lakshmi do the worship or Puja by Kamalgatta (Lotus Seeds) . They do the hawan by kamalgatta for happiness of Devi Lakshmi.
Here is set of 108+ Kamalgatta pieces for puja of Maa Luxmi.
Pieces :- 110