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1197EK01
» Citation URL: http://vegbank.org/cite/urn:lsid:vegtwig.vegbank.org:observation:198-{F11E7A2F-319E-4134-82D0-02B76E9B0E16}
» Citing info
Plot ID Fields: 
Author Plot Code ? 1197EK01
Author Observation Code ? 1197EK01
Original Data Location ? AECOM, 401 West A Street, Suite 1200, San Diego, CA
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Confidentiality Status ? exact location
Latitude ? 33.6813550573927 º
Longitude ? -117.685538631162 º
Author Location ? El Toro Habitat Reserve
Location Narrative ? Large and strange "annual grassland" that is completely dominated by Erodium botrys. This site had been dry-land farmed in the past but according to Milan, the vegetation at this site has not changed in 5 years. Appears to be heavily grazed by rabbits. Stipa pulchra is abundant in patches, especially where protected by shrubs.
State or Province ? California
Country ? United States
Named Places
region|state|province: California
area|country|territory: United States
Layout Fields: 
Shape ? Plotless
Permanence ? not permanent
Environment Fields: 
Elevation ? 199 m
Slope Aspect ? 250 º
Slope Gradient ? 2 º
Topographic Position ? Middle 1/3 of slope
Landscape Narrative ? Upland
Percent Bedrock ? 0 %
Percent Rock / Gravel ? 2 %
Percent Litter ? 60 %
Percent Bare Soil ? 36 %
Percent Other ? 2 %
Name Other ? Basal Stem Area
Methods Fields: 
Observation Start Date ? 24-Apr-2012 ± exact
Date Accuracy ? exact
Project ? Orange County Vegetation
Cover Method ? Percentage (%)
Stratum Method ? Simple Four Strata
Cover Dispersion ? Entire
Overall Taxon Cover Values are Automatically Calculated? ? no
Plot Quality Fields: 
Plot Validation Level ? (1) occurrence plot: sufficient for determining type occurrence
Overall Plot Vegetation Fields: 
Shrub Height ? 0.75 m
Field Height ? 0.25 m
Shrub Cover ? 1 %
Field Cover ? 26 %
Nonvascular Cover ? 0 %
Dominant Stratum ? Herb
Misc Fields: 
Observation Narrative ? Vegetation type confidence: Low.
Taxa occurring on this plot-observation
Change plant label:
Change Strata Shown:
ord Author Plant Name ?Original Interpretation, full Scientific Name ?Original Interpretation, Scientific Name without authors ?Original Interpretation, Common Name ?Original Interpretation, USDA Code ?Current Interpretation, full Scientific Name ?Current Interpretation, Scientific Name without authors ?Current Interpretation, Common Name ?Current Interpretation, USDA Code ? Stratum ?Cover ?Original Cover Code ?Basal Area ?Biomass ?Inference Area ? Stems: Stem Diameters (graphically):
1 Opuntia littoralis Opuntia littoralis (Engelm.) Cockerell Opuntia littoralis Opuntia littoralis **   OPLI3 Opuntia littoralis (Engelm.) Cockerell Opuntia littoralis Opuntia littoralis **   OPLI3 Shrub
1 %
        -none-
2 Acmispon glaber Acmispon glaber **   Acmispon glaber **   Acmispon glaber **   Acmispon glaber **   Acmispon glaber **   Acmispon glaber **   Acmispon glaber **   Acmispon glaber **   Shrub
0.2 %
        -none-
3 Baccharis pilularis Baccharis pilularis DC. Baccharis pilularis Baccharis pilularis **   BAPI Baccharis pilularis DC. Baccharis pilularis Baccharis pilularis **   BAPI Shrub
0.2 %
        -none-
4 Eriogonum fasciculatum Eriogonum fasciculatum Benth. Eriogonum fasciculatum Eriogonum fasciculatum **   ERFA2 Eriogonum fasciculatum Benth. Eriogonum fasciculatum Eriogonum fasciculatum **   ERFA2 Shrub
0.2 %
        -none-
5 Artemisia californica Artemisia californica Less. Artemisia californica Artemisia californica **   ARCA11 Artemisia californica Less. Artemisia californica Artemisia californica **   ARCA11 Shrub
0.2 %
        -none-
6 Erodium botrys Erodium botrys (Cav.) Bertol. Erodium botrys Erodium botrys **   ERBO Erodium botrys (Cav.) Bertol. Erodium botrys Erodium botrys **   ERBO Herb
25 %
        -none-
7 Avena barbata Avena barbata Pott ex Link Avena barbata Avena barbata **   AVBA Avena barbata Pott ex Link Avena barbata Avena barbata **   AVBA Herb
0.2 %
        -none-
8 Croton setigerus Croton setigerus Hook. Croton setigerus Croton setigerus **   CRSE11 Croton setigerus Hook. Croton setigerus Croton setigerus **   CRSE11 Herb
0.2 %
        -none-
9 Hirschfeldia incana Hirschfeldia incana (L.) Lagr.-Foss. Hirschfeldia incana Hirschfeldia incana **   HIIN3 Hirschfeldia incana (L.) Lagr.-Foss. Hirschfeldia incana Hirschfeldia incana **   HIIN3 Herb
0.2 %
        -none-
10 Stipa pulchra Stipa pulchra Hitchc. Stipa pulchra Stipa pulchra **   STPU2 Stipa pulchra Hitchc. Stipa pulchra Stipa pulchra **   STPU2 Herb
0.2 %
        -none-
11 Bromus madritensis Bromus madritensis L. Bromus madritensis Bromus madritensis **   BRMA3 Bromus madritensis L. Bromus madritensis Bromus madritensis **   BRMA3 Herb
0.2 %
        -none-
This table is SORTABLE. Click the headers to sort ascending and descending.

Stratum Definitions:
Stratum Type ?Stratum Base ?Stratum Height ?Stratum Cover ?
Herb      
Shrub      
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Kentner, Ed Field assistant
Community Classification:
No communties have been assigned to this plot.


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
Competition from exotics High Competition from exotics
Grazing High by rabbits


User Defined Values
No User Defined Data for this plot