Taxon Report
Senecio hydrophiloides Rydb.sweet marsh ragwort |
 © 2021 Scot Loring |
Taxon Summary
Senecio hydrophiloides, commonly known as sweet marsh ragwort, is a perennial herb in the Asteraceae that is found in California and elsewhere. It occurs within Lower montane coniferous forest, and Meadows and seeps, growing at elevations from 0 to 2800 meters. Senecio hydrophiloides is ranked 4.2, Plants of Limited Distribution, A Watch List; Moderately threatened in California.Classification
|
Scientific Name: |
Senecio hydrophiloides Rydb. |
|
Common Name: |
sweet marsh ragwort |
| Family: | Asteraceae |
| Element Code: | PDAST8H400 |
| USDA Plants Symbol: | SEHY |
|
Synonyms/Other Names: |
|
Ecology and Life History
| Lifeform: | perennial herb |
| Blooming Period: May-Aug | May-Aug |
| Elevation: | 0-2800 (0-9185) |
| General Habitats: | Lower montane coniferous forest, Meadows and seeps |
| Microhabitat: | Mesic |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 4.2 |
| Global Rank: | G5 |
|
State Rank: |
S4 |
| State List: | None |
| Fed List: | None |
| Other Status: | |
|
CRPR Changes: |
|
Occurrence Data from the CNDDB
| Total Occurrences: | 0 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 0 |
| Fair (C) | 0 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 0 |
| California Endemic: False | |
| California Counties and Islands: Name (Code) | |
| Lassen (LAS), Modoc (MOD), Mono (MNO), Plumas (PLU), Sacramento (SAC), Tehama (TEH) | |
| Quads: Name (Quad Code) | |
| Antelope Lake (4012025), Antioch North (3812117), Babcock Peak (4012015), Big Swamp (4112121), Bullard Lake (4012078), Champs Flat (4012068), Cold Spring Mtn. (4112013), Corders Reservoir (4012172), Crocker Mtn. (3912084), Gallatin Peak (4012056), Glass Mountain (3711876), Greenville (4012028), Grizzly Valley (3912085), Harvey Mtn. (4012161), Janesville (4012035), June Lake (3711971), Mineral (4012135), Mt. Ingalls (3912086), Pikes Point (4012057), Roop Mountain (4012047), Sheepshead (4012077), Shinn Mtn. (4012062), Spalding Tract (4012067), Warren Peak (4112042), Westwood East (4012038) | |
Threat List Data from the CNDDB
| Threat List Total: | 0 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 0 | 0 % | |
Selected References
| Senecio hydrophiloides account for potential Species of Conservation Concern evaluation (2021) |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 5 November 2025].