Triphosa dubitata
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Geometridae
Genus:	Triphosa
Species:	T. dubitata
Binomial name
Triphosa dubitata (Linnaeus, 1758)
Synonyms
Phalaena dubitata Linnaeus, 1758

Triphosa dubitata, the tissue, is a moth of the family Geometridae. The species was first described by Carl Linnaeus in his 1758 10th edition of Systema Naturae. It is found from north-west Africa across the Palearctic to Japan.

The wingspan is 38–48 mm. Adults are on wing from August to September depending on the location.

The larvae feed on bird cherry (Prunus padus), Rhamnus species (including alder buckthorn (Rhamnus frangula), buckthorn (Rhamnus cathartica) and ash (Fraxinus excelsior).

• Triphosa dubitata dubitata
• Triphosa dubitata amblychiles Prout, 1937

• Media related to Triphosa dubitata at Wikimedia Commons
• The tissue at UKMoths
• Fauna Europaea
• Lepiforum. e.V.