Gloria M Excelsa celebrates the New Zealand pohutukawa tree. Genus - Metrosideros - Species - Excelsa Gloria - liturgical formula of praise of God. Gloria in excelsis Deo - the hymn Glory be to God in the highest Gloria M Excelsa - my art hymn in praise of the New Zealand pohutukawa tree or the New Zealand Christmas tree. Click on image for details and larger view. For sale enquires please contact me at email link below.