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CVRP1459
» Citation URL: http://vegbank.org/cite/VB.ob.82313.CVRP1459
» Citing info
Plot ID Fields: 
Author Plot Code ? CVRP1459
Author Observation Code ? CVRP1459
Original Data Location ? Veg. Classification and Mapping Program, California Dept of Fish and Wildlife, Sacramento, CA
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Confidentiality Status ? exact location
Latitude ? 37.1414652896035 º
Longitude ? -120.924580720135 º
Author Location ? Volta Wildlife Area
Location Narrative ? Volta Wa, off Henry Miller Road. Expansive Allenrolfea stand is shut in on the south by the levee road. Decomposed organic layer on top of soil was not counted as litter. Soil fissured on the surface is similar to smectite soil appearance.
State or Province ? California
Named Places
region|state|province: California
Layout Fields: 
Shape ? Plotless
Permanence ? not permanent
Environment Fields: 
Stand Size ? extensive
Elevation ? 6 m
Slope Aspect ? (n/a, flat) º
Slope Gradient ? 0 º
Topographic Position ? Lowslope
Percent Bedrock ? 0 %
Percent Rock / Gravel ? 0 %
Percent Litter ? 2 %
Percent Bare Soil ? 95 %
Percent Water ? 0 %
Percent Other ? 3 %
Name Other ? BasalStemArea
Methods Fields: 
Observation Start Date ? 18-May-2011
Project ? CVRP
Cover Method ? Percentage (%)
Stratum Method ? CNPS/CDFW v.2010
Cover Dispersion ? Entire
Overall Taxon Cover Values are Automatically Calculated? ? no
Plot Quality Fields: 
Plot Validation Level ? (2) classification plot: sufficient for inclusion in a classification revision
Overall Plot Vegetation Fields: 
Shrub Height ? 0.75 m
Field Height ? 0.25 m
Shrub Cover ? 11 %
Field Cover ? 8 %
Nonvascular Cover ? 2 %
Dominant Stratum ? Shrub
Misc Fields: 
--no data--
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 Frankenia salina Frankenia salina (Molina) I.M. Johnston Frankenia salina alkali seaheath Frankenia salina **   Frankenia salina (Molina) I.M. Johnston Frankenia salina alkali seaheath Frankenia salina **   Herb
3 %
        -none-
2 Cotula australis Cotula australis (Sieber) Hook. f. Cotula australis Australian waterbuttons Cotula australis **   Cotula australis (Sieber) Hook. f. Cotula australis Australian waterbuttons Cotula australis **   Herb
3 %
        -none-
3 Polypogon monspeliensis Polypogon monspeliensis (L.) Desf. Polypogon monspeliensis annual rabbitsfoot grass Polypogon monspeliensis **   Polypogon monspeliensis (L.) Desf. Polypogon monspeliensis annual rabbitsfoot grass Polypogon monspeliensis **   Herb
1 %
        -none-
4 Distichlis spicata Distichlis spicata (L.) Greene Distichlis spicata inland saltgrass Distichlis spicata **   Distichlis spicata (L.) Greene Distichlis spicata inland saltgrass Distichlis spicata **   Herb
0.2 %
        -none-
5 Cuscuta Cuscuta L. Cuscuta dodder Cuscuta **   Cuscuta L. Cuscuta dodder Cuscuta **   Herb
0.2 %
        -none-
6 Sonchus asper Sonchus asper (L.) Hill Sonchus asper spiny sowthistle Sonchus asper **   Sonchus asper (L.) Hill Sonchus asper spiny sowthistle Sonchus asper **   Herb
0.2 %
        -none-
7 Hemizonia pungens Hemizonia pungens (Hook. & Arn.) Torr. & Gray Hemizonia pungens common tarweed Hemizonia pungens **   Hemizonia pungens (Hook. & Arn.) Torr. & Gray Hemizonia pungens common tarweed Hemizonia pungens **   Herb
0.2 %
        -none-
8 Chamomilla occidentalis Chamomilla occidentalis (Greene) Rydb. Chamomilla occidentalis Chamomilla occidentalis **   Chamomilla occidentalis **   Chamomilla occidentalis (Greene) Rydb. Chamomilla occidentalis Chamomilla occidentalis **   Chamomilla occidentalis **   Herb
0.2 %
        -none-
9 Hordeum jubatum Hordeum jubatum L. Hordeum jubatum foxtail barley Hordeum jubatum **   Hordeum jubatum L. Hordeum jubatum foxtail barley Hordeum jubatum **   Herb
0.2 %
        -none-
10 Allenrolfea occidentalis Allenrolfea occidentalis (S. Wats.) Kuntze Allenrolfea occidentalis iodinebush Allenrolfea occidentalis **   Allenrolfea occidentalis (S. Wats.) Kuntze Allenrolfea occidentalis iodinebush Allenrolfea occidentalis **   shrub
11 %
        -none-
This table is SORTABLE. Click the headers to sort ascending and descending.

Stratum Definitions:
Stratum Type ?Stratum Base ?Stratum Height ?Stratum Cover ?
shrub      
Herb      
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Stewart, Joseph Plot contributor
Gordon, Michael Plot contributor
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details  
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Allenrolfea occidentalis Wet Shrubland       no
Buck-Diaz, Jennifer


Soil Observations:
Soil Horizon ?Soil Depth Top ?Soil Depth Bottom ?Soil Color ?Soil Organic ?Soil Texture ?Soil Sand ?Soil Silt ?Soil Clay ?Soil Coarse ?Soil PH ?Exchange Capacity ?Base Saturation ?Soil Description ?
A         Silty Clay                


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
Floods Medium Altered flood/tidal regime
Natural, general Low Competition from exotics


User Defined Values
No User Defined Data for this plot