The eldest of eight children of Alexander Bevington, a Quaker, who encouraged her interest in nature and writing. Embarked on a literary career, writing articles and poems on evolutionism, read by Darwin. In 1883 married a Munich artist, Ignatz Guggenberger, and lived in Meran and then in London; in her later years became an enthusiastic anarchist-communist. Her espousal of energy, lively response to the natural world, strong sense of social indignation and of passion, provide a refreshing note in late Victorian poetry.
Key-Notes (London, 1876, 1879); Poems, Lyrics and Sonnets (London, 1882); Liberty Lyrics (London, 1895), produced by Liberty: A Journal of Anarchist Communism, ed. James Tochalti, whose contributors included Kropotkin, Shaw and William Morris.