Taxon Report
Eryngium spinosepalum Math.spiny-sepaled button-celery |
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Species Description:
Eryngium spinosepalum, commonly known as spiny-sepaled button-celery, is a annual/perennial herb in the Apiaceae that is found only in California. It occurs within Valley and foothill grassland, and Vernal pools, growing at elevations from 80 to 975 meters. Eryngium spinosepalum is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.
Classification
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Scientific Name: |
Eryngium spinosepalum Math. |
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Common Name: |
spiny-sepaled button-celery |
| Family: | Apiaceae |
| Element Code: | PDAPI0Z0Y0 |
| USDA Plants Symbol: | ERSP16 |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | annual/perennial herb |
| Blooming Period: Apr-Jun | Apr-Jun |
| Elevation: | 80-975 (260-3200) |
| General Habitats: | Valley and foothill grassland, Vernal pools |
| Microhabitat: | |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.2 |
| Global Rank: | G2 |
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State Rank: |
S2 |
| State List: | None |
| Fed List: | None |
| Other Status: | BLM_S; SB_SBBG |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 108 |
| Element Occurrence Ranks: | |
| Excellent (A) | 11 |
| Good (B) | 16 |
| Fair (C) | 5 |
| Poor (D) | 0 |
| None (X) | 4 |
| Unknown (U) | 72 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Calaveras (CAL), Contra Costa (CCA), Fresno (FRE), Kern (KRN), Madera (MAD), Mariposa (MPA), Merced (MER), San Luis Obispo (SLO), Stanislaus (STA), Tulare (TUL), Tuolumne (TUO) | |
| Quads: Name (Quad Code) | |
| Bonita Ranch (3612082), California Valley (3512031), Camatta Ranch (3512043), Chickencoop Canyon (3611838), Clifton Court Forebay (3712175), Delano East (3511972), Exeter (3611932), Friant (3611986), Giant Forest (3611857), Glennville (3511866), Globe (3611817), Gravelly Ford (3612072), Gustine (3712038), Holland Canyon (3512052), Ivanhoe (3611942), Kaweah (3611848), Kismet (3712011), La Grange (3712064), Lanes Bridge (3611987), Le Grand (3712022), Little Table Mtn. (3711917), Los Banos (3712017), McFarland (3511962), Merced (3712034), Merced Falls (3712053), Millerton Lake East (3711915), Millerton Lake West (3711916), Miramonte (3611961), Monson (3611943), New Melones Dam (3712085), Newman (3712131), Orange Cove North (3611963), Orange Cove South (3611953), Orchard Peak (3512062), Owens Reservoir (3712032), Pacheco Pass (3712112), Patterson (3712142), Pine Mountain (3511857), Plainsburg (3712023), Planada (3712033), Raynor Creek (3712021), Rocky Hill (3611931), Round Mountain (3611975)*, San Luis Dam (3712111), San Luis Ranch (3712027), Sand Canyon (3511868), Santiago Creek (3411983), Simmler (3511938), Snelling (3712054), Success Dam (3611818), Tejon Ranch (3511816), Tucker Mtn. (3611962), Wahtoke (3611964), Woodlake (3611941), Woody (3511867) | |
Threat List Data from the CNDDB
| Threat List Total: | 15 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 31 | 29 % | |
| Grazing | 17 | 15% |
| Agriculture | 9 | 8% |
| Development | 9 | 8% |
| Road/trail construction/maint. | 8 | 7% |
| Dam/Inundation | 2 | 1% |
| Altered flood/tidal/hydrologic regime | 2 | 1% |
| ORV activity | 2 | 1% |
| Other | 2 | 1% |
| Recreational use (non-ORV) | 1 | 0% |
| Non-native plant impacts | 1 | 0% |
| Biocides | 1 | 0% |
| Erosion/runoff | 1 | 0% |
| Foot traffic/trampling | 1 | 0% |
| Surface water diversion | 1 | 0% |
| Waterway bank protection/maintenance | 1 | 0% |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 15 January 2025].