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SAMO0961
» Citation URL: http://vegbank.org/cite/urn:lsid:vegtwig.vegbank.org:observation:2968-{03F8ACCB-8A45-462A-8D3A-E3F64B8AB37A}
» Citing info
Plot ID Fields: 
Author Plot Code ? SAMO0961
Author Observation Code ? SAMO0961
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 ? 34.0395519613619 º
Longitude ? -118.583167330638 º
Author Location ? Topanga Canyon Road and Highway 1
Location Narrative ? Entered only a small portion of the polygon, not a good view point.
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 ? 6 m
Slope Aspect ? (n/a, too irregular to determine) º
Min Slope Gradient ? 5 º
Max Slope Gradient ? 25 º
Topographic Position ? Bottom to Lower 1/3 of slope
Surficial Deposits ? Unknown
Rock Type ? Unknown
Landscape Narrative ? Wetland;
Percent Rock / Gravel ? 10 %
Percent Bare Soil ? 30 %
Methods Fields: 
Observation Start Date ? 13-Feb-2003 ± 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 m
Tree Cover ? 40 %
Shrub Cover ? 0 %
Field Cover ? 20 %
Nonvascular Cover ? 0 %
Misc Fields: 
Observation Narrative ? Vegetation type confidence Low: Only entered portion of polygon closest to the beach. the SW quarter of it.;
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 Arundo donax Arundo donax L. Arundo donax Arundo donax **   ARDO4 Arundo donax L. Arundo donax Arundo donax **   ARDO4 Medium
12 %
        -none-
2 Senecio mikanioides Senecio mikanioides Otto ex Walp. Senecio mikanioides Senecio mikanioides **   SEMI Senecio mikanioides Otto ex Walp. Senecio mikanioides Senecio mikanioides **   SEMI Medium
1 %
        -none-
3 Piptatherum miliaceum Piptatherum miliaceum (L.) Coss. Piptatherum miliaceum Piptatherum miliaceum **   PIMI3 Piptatherum miliaceum (L.) Coss. Piptatherum miliaceum Piptatherum miliaceum **   PIMI3 Medium
0.2 %
        -none-
4 Marah macrocarpus Marah macrocarpus (Greene) Greene Marah macrocarpus Marah macrocarpus **   MAMA8 Marah macrocarpus (Greene) Greene Marah macrocarpus Marah macrocarpus **   MAMA8 Medium
0.2 %
        -none-
5 Quercus agrifolia Quercus agrifolia Née Quercus agrifolia Quercus agrifolia **   QUAG Quercus agrifolia Née Quercus agrifolia Quercus agrifolia **   QUAG Medium
0.2 %
        -none-
6 Foeniculum vulgare Foeniculum vulgare Mill. Foeniculum vulgare Foeniculum vulgare **   FOVU Foeniculum vulgare Mill. Foeniculum vulgare Foeniculum vulgare **   FOVU Medium
0.2 %
        -none-
7 Rubus ursinus Rubus ursinus Cham. & Schltdl. Rubus ursinus Rubus ursinus **   RUUR Rubus ursinus Cham. & Schltdl. Rubus ursinus Rubus ursinus **   RUUR Medium
0.2 %
        -none-
8 Malosma laurina Malosma laurina (Nutt.) Nutt. ex Abrams Malosma laurina Malosma laurina **   MALA6 Malosma laurina (Nutt.) Nutt. ex Abrams Malosma laurina Malosma laurina **   MALA6 Medium
0.2 %
        -none-
9 Ipomoea purpurea Ipomoea purpurea (L.) Roth Ipomoea purpurea Ipomoea purpurea **   IPPU2 Ipomoea purpurea (L.) Roth Ipomoea purpurea Ipomoea purpurea **   IPPU2 Low
7 %
        -none-
10 Tropaeolum majus Tropaeolum majus L. Tropaeolum majus Tropaeolum majus **   TRMA7 Tropaeolum majus L. Tropaeolum majus Tropaeolum majus **   TRMA7 Low
4 %
        -none-
11 Vinca major Vinca major L. Vinca major Vinca major **   VIMA Vinca major L. Vinca major Vinca major **   VIMA Low
0.2 %
        -none-
12 Toxicodendron diversilobum Toxicodendron diversilobum (Torr. & A. Gray) Greene Toxicodendron diversilobum Toxicodendron diversilobum **   TODI Toxicodendron diversilobum (Torr. & A. Gray) Greene Toxicodendron diversilobum Toxicodendron diversilobum **   TODI Low
0.2 %
        -none-
13 Oxalis Oxalis L. Oxalis Oxalis **   OXALI Oxalis L. Oxalis Oxalis **   OXALI Low
0.2 %
        -none-
14 Hedera helix Hedera helix L. Hedera helix Hedera helix **   HEHE Hedera helix L. Hedera helix Hedera helix **   HEHE Low
0.2 %
        -none-
15 Salix lasiolepis Salix lasiolepis Benth. Salix lasiolepis Salix lasiolepis **   SALA6 Salix lasiolepis Benth. Salix lasiolepis Salix lasiolepis **   SALA6 Tall
38 %
        -none-
16 Platanus racemosa Platanus racemosa Nutt. Platanus racemosa Platanus racemosa **   PLRA Platanus racemosa Nutt. Platanus racemosa Platanus racemosa **   PLRA Tall
2 %
        -none-
This table is SORTABLE. Click the headers to sort ascending and descending.

Stratum Definitions:
Stratum Type ?Stratum Base ?Stratum Height ?Stratum Cover ?
Tall 5 m    
Medium 0.5 m 5 m  
conifer tree     0 %
hardwood tree     40 %
Low 0 m 0.5 m  
Low-Mid Shrub      
Low Tree-Tall Shrub      
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
McGraw, Mike Field assistant
Christian, Julie Field assistant
Community Classification:
No communties have been assigned to this plot.


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


User Defined Values
No User Defined Data for this plot