The research of this woman, a committed Catholic, was very useful for the identification of stellar spectra in the context of the development of astrophysics. This series of short biographies of Catholic scientists is published thanks to the collaboration of the Society of Catholic Scientists of Spain.

She was the first woman to appear in the universal scientific nomenclature. The quality of Blanca Catalán de Ocón y Gayolá's notes on botany led Moritz Willkomm to include her among the authors of the work on Hispanic Flora. This series of short biographies of Catholic scientists is published thanks to the collaboration of the Society of Catholic Scientists of Spain.