Flora of North America species comparison

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Petalonyx nitidus

shiny-leaf sandpaper plant, smooth sandpaper plant
Habit 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.

Petalonyx nitidus
Phenology Flowering Mar–Aug.
Habitat Sandy, gravelly, or rocky canyon slopes, arroyo bottoms, scrub.
Elevation 400–2200 m. (1300–7200 ft.)
Distribution
from FNA
AZ; CA; NV; UT
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 12, p. 544.
Parent taxa Loasaceae > Petalonyx
Sibling taxa
P. linearis, P. parryi, P. thurberi
Name authority S. Watson: Amer. Naturalist 7: 300. (1873)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in Flora of North America yet, or it's listed under a synonym. And please note that Flora of North America is still missing several plant families, including Fabaceae, Apiaceae, Boraginaceae, and Polemoniaceae.)

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