Her doctoral degree she received at Washington University in 1952; her PhD dissertation was on the diversity and taxonomy of the New World species of "Pellaea", a genus of xerically adapted ferns in the Pteridaceae.
Her doctoral degree she received at Washington University in 1952; her PhD dissertation was on the diversity and taxonomy of the New World species of "Pellaea" adapted ferns in the Pteridaceae. The New World species of "Pellaea" was a genus of xerically.