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CEGL003610 Ceanothus oliganthus - Heteromeles arbutifolia - Rhus ovata Shrubland
Type Concept Sentence: No Data Available
Common (Translated Scientific) Name: Hairy Ceanothus - Toyon - Sugar Sumac Shrubland
Colloquial Name: No Data Available
Hierarchy Level: Association
Type Concept: This shrubland association occurs on somewhat steep to steep northeast- and northwest-facing slopes at low elevations between 336 and 677 m. It is characterized by the dominance of Ceanothus oliganthus and subdominance of Heteromeles arbutifolia in the shrub layer. The herbaceous layer is generally sparse. The emergent tree layer includes occasional Juglans californica and Quercus agrifolia.
Diagnostic Characteristics: No Data Available
Rationale for Nominal Species or Physiognomic Features: No Data Available
Classification Comments: This association is only known so far from the Santa Monica Mountains study area but may be expected to occur elsewhere in central or southern coastal California.
Similar NVC Types: No Data Available
note: No Data Available
Physiognomy and Structure: No Data Available
Floristics: This association has only been described from the Santa Monica Mountains National Recreation Area. Until further inventory is completed, there is no global information.
Dynamics: No Data Available
Environmental Description: This association has only been described from the Santa Monica Mountains National Recreation Area. Until further inventory is completed, there is no global information.
Geographic Range: This association is only known from the Santa Monica Mountains region. Information about its global distribution is not available without additional inventory.
Nations: US
States/Provinces: CA
Plot Analysis Summary:
http://vegbank.org/natureserve/ELEMENT_GLOBAL.2.789963
Confidence Level: Low
Confidence Level Comments: No Data Available
Grank: G4
Greasons: No Data Available
| Type | Name | Database Code | Classification Code |
|---|---|---|---|
| Class | 2 Shrub & Herb Vegetation Class | C02 | 2 |
| Subclass | 2.B Temperate & Boreal Grassland & Shrubland Subclass | S18 | 2.B |
| Formation | 2.B.1 Mediterranean Scrub & Grassland Formation | F038 | 2.B.1 |
| Division | 2.B.1.Na Californian Scrub & Grassland Division | D327 | 2.B.1.Na |
| Macrogroup | 2.B.1.Na.1 Chamise - Whiteleaf Manzanita - Scrub Oak Chaparral Macrogroup | M043 | 2.B.1.Na.1 |
| Group | 2.B.1.Na.1.b Scrub Oak - Eastwood''s Manzanita - California Ash Chaparral Group | G261 | 2.B.1.Na.1.b |
| Alliance | A3861 Hairy Ceanothus - Chaparral Whitethorn - Woolly-leaf Ceanothus Pre-montane Chaparral Alliance | A3861 | 2.B.1.Na.1.b |
| Association | CEGL003610 Hairy Ceanothus - Toyon - Sugar Sumac Shrubland | CEGL003610 | 2.B.1.Na.1.b |
Concept Lineage: The provisional/placeholder CEGL003032 has been replaced with several new types: CEGL003603, CEGL003605, CEGL003610, and CEGL003611.
Predecessors: No Data Available
Obsolete Names: No Data Available
Obsolete Parents: No Data Available
Synonomy: = Ceanothus oliganthus - Heteromeles arbutifolia - Rhus ovata (Sawyer et al. 2009) [37.207.07]
= Ceanothus oliganthus-Heteromeles arbutifolia-Rhus ovata Shrubland Association (Keeler-Wolf and Evens 2006)
= Ceanothus oliganthus-Heteromeles arbutifolia-Rhus ovata Shrubland Association (Keeler-Wolf and Evens 2006)
- Keeler-Wolf, T., and J. Evens. 2006. Vegetation classification of the Santa Monica Mountains National Recreation Area and environs in Ventura and Los Angeles counties, California. A report submitted to National Park Service, Santa Monica Mountains National Recreation Area by California Department of Fish and Game, Wildlife and Habitat Data Analysis Branch and The California Native Plant Society, Vegetation Program, Sacramento, CA.
- Sawyer, J. O., T. Keeler-Wolf, and J. Evens. 2009. A manual of California vegetation. Second edition. California Native Plant Society, Sacramento CA. 1300 pp.
- Western Ecology Working Group of NatureServe. No date. International Ecological Classification Standard: International Vegetation Classification. Terrestrial Vegetation. NatureServe, Boulder, CO.