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SAMO0459
» Citation URL: http://vegbank.org/cite/urn:lsid:vegtwig.vegbank.org:observation:2467-{EED482E4-FDBD-4F78-BD77-81543F90A6E4}
» Citing info
Plot ID Fields: 
Author Plot Code ? SAMO0459
Author Observation Code ? SAMO0459
Original Data Location ? SAMO NPS Headquarters, 401 West Hillcrest Drive, Thousand Oaks, CA
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Confidentiality Status ? exact location
Latitude ? 34.0781797985919 º
Longitude ? -118.69887699761 º
Author Location ? Malibu Creek State Park
Location Narrative ? Large inclusion of invasive unknown Fabaceae pea tree, probably Acacia. May have been house site. Large boulders. Cold air drainage. Evidence of fire. Thick Quercus berberidifolia and Ceanothus cuneatus are clumpy. Changed UTM final to fall into correct GIS polygon according to overlay photocopy.
State or Province ? California
Country ? United States
Named Places
region|state|province: California
area|country|territory: United States
Layout Fields: 
Shape ? Plotless
Placement Method ? Representative
Permanence ? not permanent
Environment Fields: 
Stand Size ? large
Elevation ? 118 m
Slope Aspect ? 45 º
Slope Gradient ? 18 º
Topographic Position ? Lower to Middle 1/3 of slope
Surficial Deposits ? Sedimentary (type unknown)
Rock Type ? Sedimentary (type unknown)
Landscape Narrative ? Upland;
Percent Rock / Gravel ? 12 %
Percent Bare Soil ? 1 %
Methods Fields: 
Observation Start Date ? 06-Oct-2002 ± exact
Date Accuracy ? exact
Project ? SAMO (CNPS Rapid Assessment/Releve 2002)
Cover Method ? Percentage (%)
Stratum Method ? CA Native Plant Society (CNPS)
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: 
Field Height ? 0.25 m
Tree Cover ? 15 %
Shrub Cover ? 50 %
Field Cover ? 0.2 %
Nonvascular Cover ? 0 %
Misc Fields: 
Observation Narrative ? original plot ID: rap0459, Vegetation type confidence High: New combination.; Unusual species present: Unknown lily 0.2 %, Unknown walnut or ash 0.2 %, Polygala cornuta var fishiae 0.2%, moss 0.2, viny woody galium 0.2%,
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 Ceanothus cuneatus Ceanothus cuneatus (Hook.) Nutt. Ceanothus cuneatus Ceanothus cuneatus **   CECU Ceanothus cuneatus (Hook.) Nutt. Ceanothus cuneatus Ceanothus cuneatus **   CECU Medium
22 %
        -none-
2 Quercus berberidifolia Quercus berberidifolia Liebm. Quercus berberidifolia Quercus berberidifolia **   QUBE5 Quercus berberidifolia Liebm. Quercus berberidifolia Quercus berberidifolia **   QUBE5 Medium
22 %
        -none-
3 Symphoricarpos mollis Symphoricarpos mollis Nutt. Symphoricarpos mollis Symphoricarpos mollis **   SYMO Symphoricarpos mollis Nutt. Symphoricarpos mollis Symphoricarpos mollis **   SYMO Medium
6 %
        -none-
4 Toxicodendron diversilobum Toxicodendron diversilobum (Torr. & A. Gray) Greene Toxicodendron diversilobum Toxicodendron diversilobum **   TODI Toxicodendron diversilobum (Torr. & A. Gray) Greene Toxicodendron diversilobum Toxicodendron diversilobum **   TODI Medium
1 %
        -none-
5 Polygala cornuta var. fishiae Polygala cornuta Kellogg var. fishiae (Parry) Jeps. Polygala cornuta var. fishiae Polygala cornuta var. fishiae **   POCOF Polygala cornuta Kellogg var. fishiae (Parry) Jeps. Polygala cornuta var. fishiae Polygala cornuta var. fishiae **   POCOF Medium
0.2 %
        -none-
6 Prunus ilicifolia Prunus ilicifolia (Nutt. ex Hook. & Arn.) D. Dietr. Prunus ilicifolia Prunus ilicifolia **   PRIL Prunus ilicifolia (Nutt. ex Hook. & Arn.) D. Dietr. Prunus ilicifolia Prunus ilicifolia **   PRIL Medium
0.2 %
        -none-
7 Mimulus aurantiacus Mimulus aurantiacus W. Curtis Mimulus aurantiacus Mimulus aurantiacus **   MIAU Mimulus aurantiacus W. Curtis Mimulus aurantiacus Mimulus aurantiacus **   MIAU Medium
0.2 %
        -none-
8 Lonicera Lonicera L. Lonicera Lonicera **   LONIC Lonicera L. Lonicera Lonicera **   LONIC Medium
0.2 %
        -none-
9 Vinca major Vinca major L. Vinca major Vinca major **   VIMA Vinca major L. Vinca major Vinca major **   VIMA Low
0.2 %
        -none-
10 Dryopteris arguta Dryopteris arguta (Kaulf.) Watt Dryopteris arguta Dryopteris arguta **   DRAR3 Dryopteris arguta (Kaulf.) Watt Dryopteris arguta Dryopteris arguta **   DRAR3 Low
0.2 %
        -none-
11 Quercus agrifolia Quercus agrifolia Née Quercus agrifolia Quercus agrifolia **   QUAG Quercus agrifolia Née Quercus agrifolia Quercus agrifolia **   QUAG Tall
15 %
        -none-
12 Umbellularia californica Umbellularia californica (Hook. & Arn.) Nutt. Umbellularia californica Umbellularia californica **   UMCA Umbellularia californica (Hook. & Arn.) Nutt. Umbellularia californica Umbellularia californica **   UMCA Tall
0.2 %
        -none-
13 Acacia Acacia Mill. Acacia Acacia **   ACACI Acacia Mill. Acacia Acacia **   ACACI Tall
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 ?
hardwood tree 10 m 15 m 15 %
Tall 5 m    
Medium 0.5 m 5 m  
Low 0 m 0.5 m  
conifer tree     0 %
Low-Mid Shrub 0.5 m 1 m  
Low Tree-Tall Shrub 2 m 5 m  
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Hohn, Charlie Field assistant
Buchwalter, Rachel Field assistant
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details 01-Jun-2004
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Quercus agrifolia / Quercus berberidifolia Woodland     Keeler-Wolf and Evens 2006 no
Keeler-Wolf, Todd
Evens, Julie


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
Road/trail construction/maint. Medium Road/trail construction/maint.
Competition from exotics Medium Competition from exotics
Vandalism/dumping/litter Low Vandalism/dumping/litter


User Defined Values
No User Defined Data for this plot