perennial

Petrophytum caespitosum (Nutt.) Rydb.

Petrophytum caespitosum (Nutt.) Rydb.. Petrophytum caespitosum is a woody perennial species of flowering plant in the rose family known by the common name mat rock spiraea and native to western United States.

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Petrophytum caespitosum (Nutt.) Rydb. — seeds, tools & books

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Native range

Native range not recorded for this plant. Often a non-native cultivar or naturalized garden plant.

Related plants

Sources

USDA PLANTS