Calflora Taxon Report
Petrophyton caespitosum  (Nutt.) Rydb.  ssp. acuminatum  (Rydb.) Munz

(not an active name)
Rock spiraea
Petrophyton caespitosum ssp. acuminatum is a shrub that is native to California, and endemic (limited) to California.
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
DJJJASONAFMM

Bloom Period
Parent: Petrophyton caespitosum
Genus: Petrophyton
Family: Rosaceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot
Name Status:
Alternate Names:
JEF + CNPSPetrophytum caespitosum ssp. acuminatum
External links:
Suggested Citation
“Calflora - Taxon Report.” The Calflora Database, a non-profit organization. .

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