La Trobe University - Library: Medieval Music Database - Annual cycle of feasts of liturgical chant, liturgical polyphony and secular music of the late middle ages.

Basis prebens; Jaspis virens

Two-voice anonymous hymn

Sources

Ivrea: Biblioteca Capitolare 115, fol. 39v-40 (2/2).

Literature

1. HARRISON, Frank Ll. 'Ars nova in England: a new source', Musica Disciplina, XXI (1967), pp. 82-83.
2. LEFFERTS, Peter M. The Motet in England in the Fourteenth Century, Ann Arbor: UMI Research Press, 1986, pp. 234-235.