All Floras      Advanced Search
FNA Vol. 12 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 12 | Loasaceae

2. Petalonyx nitidus S. Watson, Amer. Naturalist. 7: 300. 1873.
[E F]

Shiny-leaf sandpaper plant Shiny-leaf sandpaper plant

Subshrubs or shrubs, bushy to moundlike, to 6 dm; branches of current season 11–37 cm. Leaves: petiole 1–4 mm; blade ovate, without marked size dimorphism, to 35 × 28 mm, base acute to obtuse, margins serrate to dentate, apex acute. Inflorescences 10–30-flowered. Flowers slightly bilaterally symmetric through curvature along length of flower; petals spatulate, 6–11 mm, claws postgenitally distally coherent, forming slitted corolla tube; stamens exserted laterally through slits between petal claws. 2n = 46.

Flowering Mar–Aug. Sandy, gravelly, or rocky canyon slopes, arroyo bottoms, scrub; 400–2200 m; Ariz., Calif., Nev., Utah.

SELECTED REFERENCE Hufford, L. 1989. Structure of the inflorescence and flower of Petalonyx linearis. Pl. Syst. Evol. 163: 211–226.


Related Objects Image Gallery 
  • Distribution Map
  • Map
  • Illustration
  • Illustration

     |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |