A integração da família Melaspileaceae nesta ordem é incerta.[1] Múltiplos géneros estão consicerados como em incertae sedis, não tendo sido atribuídos com suficiente certeza a qualquer das famílias actualmente reconhecidas. Entre esses géneros contam-se:
↑ abLumbsch TH, Huhndorf SM. (dezembro de 2007). «Outline of Ascomycota – 2007». The Field Museum, Department of Botany, Chicago, USA. Myconet. 13: 1–58
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