She represents the feminine streams which are contained within the Kriya yoga streams.
She represents tantra, artistic expression and devotion, Goddess power, love and beauty, compassion and much more.
She is the perfect female reflection to Babaji.
Here is her name in Sanskrit:
Mataji
You can as well invoke her presence using this other mantra
Anurakti Mataji
Love Mataji
http://vitalcoaching.com/babaji.htm
To your Yoga!
vitalcoach