Petalonyx is a small genus of flowering plants native to the southwestern United States and northern Mexico. They are known commonly as sandpaper plants...

Petalonyx thurberi is a species of flowering plant in the family Loasaceae known by the common names Thurber's sandpaper plant and common sandpaper plant...

Petalonyx nitidus is a species of flowering plant in the family Loasaceae known by the common name shinyleaf sandpaper plant. It is native to the deserts...

Petalonyx linearis is a species of flowering plant in the family Loasaceae known by the common name narrowleaf sandpaper plant. It is native to the deserts...

Adans. Mentzelia Plum ex L. Nasa Weigend (sometimes included in Loasa) Petalonyx A.Gray Pinnasa Weigend & R.H.Acuña Plakothira Florence Presliophytum (Urb...

species of sea snail, a marine gastropod mollusk in the family Nassariidae Petalonyx nitidus, a species of flowering plant in the family Loasaceae known as...

Palafoxia Persoonia linearis, a shrub species in the genus Persoonia Petalonyx linearis, the narrowleaf sandpaper plant, a flowering plant species native...

rock daisy: 133 ), Asteraceae Petalonyx nitidus (canyon petalonyx,: 154  smooth sandpaper plant: 154 ), Loasaceaelis Petalonyx thurberi ssp. gilmanii: 155 ...

stenophylla, Eriogonum encelioides, Eriogonum pondii, Salvia cedrosensis, Petalonyx linearis, Rhus lentii and various other lichens and one desert mushroom...

stenophylla, Eriogonum encelioides, Eriogonum pondii, Salvia cedrosensis, Petalonyx linearis, Rhus lentii and various lichens and one desert mushroom Battarraea...

partita Tabet & Hall, 1987 Chrysanthrax pennyi Evenhuis, 2017 Chrysanthrax petalonyx Tabet & Hall, 1987 Chrysanthrax primitivus (Walker, 1849) Chrysanthrax...

isolata) Jones' blazingstar (Mentzelia jonesii) narrowleaf sandpaper plant (Petalonyx linearis) Organ Mountain blazingstar (Mentzelia asperula) rock nettle...