THE MOTHER'S SYMBOL

It is the symbolic design of the white Lotus of Supreme Consciousness. The central circle represents the Divine Consciousness or the Supreme Mother.
The four petals represent the four powers (or Aspects) of the Mother.
The twelve petals represent the twelve powers of the Mother manifested for Her work.

SRI AUROBINDO'S SYMBOL

The descending triangle represents Sat - Chit - Ananda.
The ascending triangle represents the aspiring answer from matter under the form of life, light and love.
The junction of both — the cental square — is the perfect manifestation having at its centre the Avatar of the Supreme — the Lotus.
The water — inside the square — represents the multiplicity, the creation.