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WRIV0715
» Citation URL: http://vegbank.org/cite/urn:lsid:vegtwig.vegbank.org:observation:7920-{EABA9F00-E117-4853-BE12-FEB7538690A6}
» Citing info
Plot ID Fields: 
Author Plot Code ? WRIV0715
Author Observation Code ? WRIV0715
Original Data Location ? California Dept. of Fish and Wildlife, Vegetation Classification and Mapping Program, Sacramento, CA
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Confidentiality Status ? exact location
Latitude ? 33.6003701601952 º
Longitude ? -116.742331593385 º
Author Location ? Tripp Flats
Location Narrative ? Area is a lowlands with mosaic patches of MURI, Brassicaceae spp., Juncus, & grasses. Survey done looking at the broad picture. W/ better imagery stands of MURI could be pulled out as separate stands. Couldn't assess due to private so some spp may be missing
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: 
Stand Size ? extensive
Elevation ? 1174 m
Slope Aspect ? (n/a, flat) º
Slope Gradient ? 1 º
Topographic Position ? Bottom
Surficial Deposits ? Mixed alluvium
Rock Type ? Mixed alluvium
Landscape Narrative ? Upland
Percent Rock / Gravel ? 0 %
Percent Litter ? 50 %
Percent Bare Soil ? 2 %
Methods Fields: 
Observation Start Date ? 01-May-2003 ± exact
Date Accuracy ? exact
Project ? Western Riverside County Vegetation
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 ? 0.75 m
Tree Cover ? 0 %
Shrub Cover ? 0 %
Field Cover ? 92 %
Misc Fields: 
Observation Narrative ? original plot ID: ANZA.116/241, Muhlenbergia rigens-Descurainia sophia-Juncus mexicana vegetation; Vegetation type confidence: Medium, can't access so some important spp. may be missing.
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 Juncus mexicanus Juncus mexicanus Willd. ex Schult. & Schult. f. Juncus mexicanus Juncus mexicanus **   JUME4 Juncus mexicanus Willd. ex Schult. & Schult. f. Juncus mexicanus Juncus mexicanus **   JUME4 Medium
40 %
        -none-
2 Elymus glaucus Elymus glaucus Buckley Elymus glaucus Elymus glaucus **   ELGL Elymus glaucus Buckley Elymus glaucus Elymus glaucus **   ELGL Medium
18 %
        -none-
3 Descurainia sophia Descurainia sophia (L.) Webb ex Prantl Descurainia sophia Descurainia sophia **   DESO2 Descurainia sophia (L.) Webb ex Prantl Descurainia sophia Descurainia sophia **   DESO2 Low
25 %
        -none-
4 Muhlenbergia rigens Muhlenbergia rigens (Benth.) Hitchc. Muhlenbergia rigens Muhlenbergia rigens **   MURI2 Muhlenbergia rigens (Benth.) Hitchc. Muhlenbergia rigens Muhlenbergia rigens **   MURI2 Low
20 %
        -none-
This table is SORTABLE. Click the headers to sort ascending and descending.

Stratum Definitions:
Stratum Type ?Stratum Base ?Stratum Height ?Stratum Cover ?
conifer tree     0 %
hardwood tree     0 %
Medium 0.5 m 5 m  
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 ?
Larsen, Kirsten Field assistant
West, Justin Field assistant
Lemly, Joanna Field assistant
Klein, Anne Field assistant
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details 01-Sep-2003
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Muhlenbergia rigens Alliance     Klein and Evens 2006 no
Klein, Anne
Evens, Julie


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
Competition from exotics Medium Competition from exotics


User Defined Values
No User Defined Data for this plot