Calflora
Taxon  Report   13351    
Trifolium piorkowskii  Rand. Morgan & A.L. Barber
Piorkowski's clover
Trifolium piorkowskii, a dicot, is an annual herb that is native to California.
California Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).   CNDDB
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
Observation Search
(5 records)
one or more occurrences
within a 7.5-minute quadrangle

Bloom Period
Family: Fabaceae  
Genus: Trifolium

Name Status:
Accepted by CNPS
More information about  Trifolium piorkowskii
Nursery availability from CNPLX
Commercial availability unknown.
USDA PLANTS Profile (TRPI2)

BONAP Distribution Map

International Plants Names Index

Search efloras.org (Flora of North America)

Landscape information from Calscape

Photos on PlantID.net   /   Google Images

Consortium of California Herbaria 2

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]. 2021. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 10/21/2021).