Ptilotus appendiculatus is a species of flowering plant in the family Amaranthaceae and is endemic to the north of Western Australia.

Ptilotus appendiculatus is a prostrate perennial herb that typically grows up to 4–15 cm (1.6–5.9 in) high.

[2] Ptilotus appendiculatus was first formally described in 1959 by Gerhard Benl in the journal Muelleria from specimens collected on Globe Hill Station in 1905.

[5] This species of Ptilotus grows in the Carnarvon, Gascoyne and Pilbara bioregions of northern Western Australia.

[2] Ptilotus appendiculatus is listed as "not threatened" by the Government of Western Australia Department of Biodiversity, Conservation and Attractions.