Calflora
Taxon  Report   6272    
Petrophyton caespitosum  (Nutt.) Rybd.  
(no longer an active name)
Mat rockspirea,  Rock spiraea
Petrophyton caespitosum, a dicot, is a shrub that is native to California, is also found outside of California, but is confined to western North America.
Siskiyou Del Norte Modoc Humboldt Shasta Lassen Trinity Plumas Tehama Butte Mendocino Glenn Sierra Yuba Lake Nevada Colusa Placer Sutter El Dorado Yolo Alpine Napa Sonoma Sacramento Mono Amador Solano Calaveras Tuolumne San Joaquin Marin Contra Costa Alameda Santa Cruz Mariposa Madera San Francisco San Mateo Merced Fresno Stanislaus Santa Clara Inyo San Benito Tulare Kings Monterey San Bernardino San Luis Obispo Kern Santa Barbara Ventura Los Angeles Riverside Orange San Diego Imperial

Bloom Period
Family: ROSACEAE  
Genus: Petrophyton

Communities: Pinyon-Juniper Woodland, Yellow Pine Forest, Red Fir Forest
Name Status:
Accepted in JM93

ICPN other name:
Petrophytum caespitosum

 
NOTE: Petrophyton caespitosum is no longer an active name.
More information about  Petrophyton caespitosum
Nursery availability from CNPLX
This plant is available commercially.
Jepson eFlora


Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2020. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Sep 20, 2020).