[1] In 1306 he painted a panel for the office of the Biccherna in the Palazzo Pubblico in Siena.
In 1317 he painted an altar panel for the convent of Lecceto (near Siena).
In 1319 he repaired a figure of the Virgin in the Palazzo Pubblico.
[2] Like his uncle Duccio,[3] Segna di Bonaventura’s paintings are characterized by graceful curvilinear rhythms and subtle blends of colors.
The Alte Pinakothek (Munich), the Honolulu Museum of Art, the Metropolitan Museum of Art, the Minneapolis Institute of Arts, the North Carolina Museum of Art, and the Pinacoteca Nazionale di Siena are among the public collections having paintings by Segna di Bonaventura.