Pollexfenia cartilaginea Harvey & Greville in Harvey, 1847 [1847–1849]: 23 (type locality: Swan River, Western Australia).—J. Agardh, 1892: 165–167.— De Toni, 1903: 981.
Rhodoseris cartilaginea (Harvey & Greville) Harvey, 1863: xvii.—J. Agardh, 1876: 476.— Sonder, 1880: 24.— Schmitz & Hauptfleisch, 1897g: 411.— De Toni, 1900: 622–623.— Kylin, 1924: 97.— Kylin, 1956: 448.
Botryoglossum cartilagineum (Harvey & Greville) Papenfuss, 1942: 447.—V. May, 1965: 401.
INDIAN OCEAN DISTRIBUTION: Australia.