Taxon Report
Monardella palmeri GrayPalmer's monardella |
 © 2012 Chris Winchell |
Taxon Summary
Monardella palmeri, commonly known as Palmer's monardella, is a perennial rhizomatous herb in the Lamiaceae that is found only in California. It occurs within Chaparral, and Cismontane woodland, growing at elevations from 200 to 800 meters. Monardella palmeri is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.Classification
|
Scientific Name: |
Monardella palmeri Gray |
|
Common Name: |
Palmer's monardella |
| Family: | Lamiaceae |
| Element Code: | PDLAM180H0 |
| USDA Plants Symbol: | MOPA |
|
Synonyms/Other Names: |
|
Ecology and Life History
| Lifeform: | perennial rhizomatous herb |
| Blooming Period: Jun-Aug | Jun-Aug |
| Elevation: | 200-800 (655-2625) |
| General Habitats: | Chaparral, Cismontane woodland |
| Microhabitat: | Serpentine |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.2 |
| Global Rank: | G2 |
|
State Rank: |
S2 |
| State List: | None |
| Fed List: | None |
| Other Status: | BLM_S; SB_UCSC; USFS_S |
|
CRPR Changes: |
|
Occurrence Data from the CNDDB
| Total Occurrences: | 24 |
| Element Occurrence Ranks: | |
| Excellent (A) | 2 |
| Good (B) | 5 |
| Fair (C) | 2 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 15 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Monterey (MNT), San Luis Obispo (SLO) | |
| Quads: Name (Quad Code) | |
| Alder Peak (3512183), Atascadero (3512046), Burnett Peak (3512172), Burro Mountain (3512173), Lopez Mtn. (3512035), Morro Bay North (3512047), Morro Bay South (3512037), Pebblestone Shut-in (3512161), Piedras Blancas (3512163), San Luis Obispo (3512036), Santa Margarita Lake (3512034), Villa Creek (3512174) | |
Threat List Data from the CNDDB
| Threat List Total: | 9 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 8 | 33 % | |
| Grazing | 3 | 12% |
| Military operations | 3 | 12% |
| Non-native plant impacts | 2 | 8% |
| Improper burning regime | 2 | 8% |
| Feral pigs | 2 | 8% |
| Foot traffic/trampling | 1 | 4% |
| Other | 1 | 4% |
| Road/trail construction/maint. | 1 | 4% |
| Vandalism/dumping/litter | 1 | 4% |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 13 November 2025].