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WRIV0151
» Citation URL: http://vegbank.org/cite/urn:lsid:vegtwig.vegbank.org:observation:7387-{27ABA064-A0FE-4A33-98EF-E57079B4F6F7}
» Citing info
Plot ID Fields: 
Author Plot Code ? WRIV0151
Author Observation Code ? WRIV0151
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 ? 33.4946076233241 º
Longitude ? -116.680637555404 º
Author Location ? Durasno Valley
Location Narrative ? Eriogonum wrightii/Annual herbs occurring on midslopes, in transition zones between shrublands and herbaceous valley bottoms. Similar, surrounding stands have variable aspect. Cercocarpus betuloides sparse & patchy. Rodent scat and gopher mounds abound.
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 ? large
Elevation ? 1322 m
Slope Aspect ? (n/a, too irregular to determine) º
Slope Gradient ? 11 º
Topographic Position ? Middle 1/3 of slope
Surficial Deposits ? Granitic (generic)
Rock Type ? Granitic (generic)
Landscape Narrative ? Upland
Percent Rock / Gravel ? 0 %
Percent Litter ? 0 %
Percent Bare Soil ? 0 %
Methods Fields: 
Observation Start Date ? 08-Nov-2002 ± 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 ? 0.25 m
Tree Cover ? 0 %
Shrub Cover ? 35 %
Field Cover ? 17 %
Misc Fields: 
Observation Narrative ? original plot ID: ANZA.073, Eriogonum wrightii/Annual herbs vegetation; Vegetation type confidence: High
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 Cercocarpus betuloides Cercocarpus betuloides Nutt. Cercocarpus betuloides Cercocarpus betuloides **   CEBE3 Cercocarpus betuloides Nutt. Cercocarpus betuloides Cercocarpus betuloides **   CEBE3 Medium
0.2 %
        -none-
2 Opuntia parryi Opuntia parryi Engelm. Opuntia parryi Opuntia parryi **   OPPA2 Opuntia parryi Engelm. Opuntia parryi Opuntia parryi **   OPPA2 Medium
0.2 %
        -none-
3 Artemisia tridentata Artemisia tridentata Nutt. Artemisia tridentata Artemisia tridentata **   ARTR2 Artemisia tridentata Nutt. Artemisia tridentata Artemisia tridentata **   ARTR2 Medium
0.2 %
        -none-
4 Hirschfeldia incana Hirschfeldia incana (L.) Lagr.-Foss. Hirschfeldia incana Hirschfeldia incana **   HIIN3 Hirschfeldia incana (L.) Lagr.-Foss. Hirschfeldia incana Hirschfeldia incana **   HIIN3 Medium
0.2 %
        -none-
5 Eriogonum wrightii Eriogonum wrightii Torr. ex Benth. Eriogonum wrightii Eriogonum wrightii **   ERWR Eriogonum wrightii Torr. ex Benth. Eriogonum wrightii Eriogonum wrightii **   ERWR Low
34 %
        -none-
6 Erodium Erodium L'Hér. ex Aiton Erodium Erodium **   ERODI Erodium L'Hér. ex Aiton Erodium Erodium **   ERODI Low
9 %
        -none-
7 Bromus tectorum Bromus tectorum L. Bromus tectorum Bromus tectorum **   BRTE Bromus tectorum L. Bromus tectorum Bromus tectorum **   BRTE Low
6 %
        -none-
8 Avena Avena L. Avena Avena **   AVENA Avena L. Avena Avena **   AVENA Low
3 %
        -none-
9 Bromus Bromus L. Bromus Bromus **   BROMU Bromus L. Bromus Bromus **   BROMU Low
3 %
        -none-
10 Nassella Nassella (Trin.) Desv. Nassella Nassella **   NASSE Nassella (Trin.) Desv. Nassella Nassella **   NASSE Low
2 %
        -none-
11 Bromus madritensis Bromus madritensis L. Bromus madritensis Bromus madritensis **   BRMA3 Bromus madritensis L. Bromus madritensis Bromus madritensis **   BRMA3 Low
2 %
        -none-
12 Amsinckia Amsinckia Lehm. Amsinckia Amsinckia **   AMSIN Amsinckia Lehm. Amsinckia Amsinckia **   AMSIN Low
1 %
        -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 0 m 0.5 m  
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Larsen, Kirsten 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 ?
Eriogonum wrightii - Eriogonum heermannii - Buddleja utahensis Scrub Alliance     Klein and Evens 2006 no
Klein, Anne
Evens, Julie


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
Competition from exotics High Competition from exotics
Road/trail construction/maint. High Road/trail construction/maint.


User Defined Values
No User Defined Data for this plot