Motetus Medieval polyphony in its manuscripts
Piece

Apta caro/Flos Virginum/Alma redemptoris [mater]

No composer named in the sources used here.

Sources

ManuscriptFolioNo. in the sourceVoicesGenreDateSource
Chantilly, Musée Condé, MS 564 ff. 60v–61 101 4 motet 14th century source
Ivrea, Biblioteca Capitolare, 115 ff. 5v–6r 5 around 1370; in the 1380s or 1390s source