III class
Violet
Commemoration of St. Leo I, Pope, Confessor, and Doctor of the Church
In Masses of the season, the psalm Iudica me is omitted, as well as the Gloria Patri at the Introit and after the psalm Lavabo.
Mass of Feria V in Passion Week; no Gloria; commemoration of St. Leo; no Credo; Preface of the Holy Cross; Prayer over the people
Matins: Invitatorium and Hymn in Tempore Passionis as given in the psalter; antiphons and psalms of the feria; 3 lessons proper (homilia in Evangelium diei); no Te Deum
Lauds: Antiphons and psalms of the feria (2nd scheme); remainder in Tempore Passionis as given in the psalter, except proper antiphon at Benedictus Magister dicit and proper oration
Hours: Antiphons and psalms of the feria; remainder in Tempore Passionis as given in the psalter
Vespers: Antiphons and psalms of the feria; remainder in Tempore Passionis as given in the psalter, except proper antiphon at Magnificat Desiderio desideravi and proper oration
Compline: Of the feria