Category
page 1Petrophytum
Petrophytum cinerascens
species of plant

Petrophyton
Petrophytum (orth. var. Petrophyton) is a small genus of plants in the rose family known as the rock spiraeas or rockmats. These are low mat-forming shrubs which send up erect stems bearing spike inflorescences of flowers. The brushy flowers are white and have many stamens and hairy, thready pistils. Rockmats are native to western North America.
Petrophyton caespitosum
species of plant