Arabis platysperma A. Gray var. howellii (S. Watson) Jeps.
(not an active name )
Howell's broad seeded rock cress, Howell's pioneer rockcress, Howell's rockcress
2007 Aaron Schusteff
2007 Aaron Schusteff
Arabis platysperma var. howellii is a
perennial herb that is
native 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
Information about
Arabis platysperma var. howellii
from other sources
0000 0000 0707 1633:!0000 0000 0707 1632:!
2007 Aaron Schusteff:!2007 Aaron Schusteff:!
null:!null:!
Suggested Citation
Calflora :
Information on California plants for education, research and conservation,
with data contributed by
public and private institutions and individuals.
[web application]. 2024. Berkeley, California:
The Calflora Database
[a non-profit organization].
Available:
https://www.calflora.org/
(Accessed: 12/22/2024).