 Besides his botanical writings, he contributed a number of articles to popular scientific and socio-historical publications, a fair portion of these written in Afrikaans.He is commemorated in the genus "Muiria" N.E.Br.and in many species such as "Leucospermum muirii" Phillips, "Erica muirii" L.Bol., "Leucadendron muirii" Phillips and "Conophytum muirii" N.E.Br.. His wife, born Susanna Steyn, is also remembered in "Protea susannae" Phillips and "Thesium susannae" A.W.Hill, while "Muiria hortenseae" N.E.Br.