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PEOR028
» Citation URL: http://vegbank.org/cite/urn:lsid:vegtwig.vegbank.org:observation:1177-{2978381C-D519-472E-85C1-662D13222506}
» Citing info
Plot ID Fields: 
Author Plot Code ? PEOR028
Author Observation Code ? PEOR028
Original Data Location ? California Native Plant Society Vegetation Program, Sacramento, CA
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Confidentiality Status ? exact location
Latitude ? 37.9275686528915 º
Longitude ? -120.512846182894 º
Author Location ? Peoria Wildlife Area
Location Narrative ? The plot is at the upper part of the slope and about 0.10 mile E of the eastern BOR boundary. There are scattered rocky outcrops here. The jail and gravel mines are in view to the W.; There are signs of grazing here.
State or Province ? California
Country ? United States
Named Places
region|state|province: California
area|country|territory: United States
Layout Fields: 
Shape ? Rectangular
Area ? 1000
Placement Method ? Representative
Permanence ? not permanent
Layout Narrative ? 50 m x 20 m
Environment Fields: 
Stand Size ? large
Elevation ? 330 m
Slope Aspect ? 230 º
Slope Gradient ? 13 º
Topographic Position ? Upper 1/3 of slope
Surficial Deposits ? Serpentine
Rock Type ? Serpentine
Landscape Narrative ? upland; Annual Grass; Plot does not represent polygon because: Pinus sabiniana/Ceanothus cuneatus is to the W and outside the study area;
Percent Bedrock ? 10 %
Percent Rock / Gravel ? 15 %
Percent Litter ? 20 %
Percent Bare Soil ? 15 %
Percent Other ? 40 %
Name Other ? living stems
Methods Fields: 
Observation Start Date ? 22-May-2003 ± exact
Date Accuracy ? exact
Project ? Peoria W.A. releves
Cover Method ? Percentage (%)
Stratum Method ? CA Native Plant Society (CNPS)
Taxon Observation Area ? 1000
Cover Dispersion ? Entire
Overall Taxon Cover Values are Automatically Calculated? ? no
Stem Observation Area ? 1000
Plot Quality Fields: 
Plot Validation Level ? (2) classification plot: sufficient for inclusion in a classification revision
Overall Plot Vegetation Fields: 
--no data--
Misc Fields: 
Observation Narrative ? original plot ID: SNFN0611
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 Brachypodium distachyon Brachypodium distachyon (L.) P. Beauv. Brachypodium distachyon Brachypodium distachyon **   BRDI2 Brachypodium distachyon (L.) P. Beauv. Brachypodium distachyon Brachypodium distachyon **   BRDI2 Low
65 %
        -none-
2 Bromus hordeaceus Bromus hordeaceus L. Bromus hordeaceus Bromus hordeaceus **   BRHO2 Bromus hordeaceus L. Bromus hordeaceus Bromus hordeaceus **   BRHO2 Low
10 %
        -none-
3 Hypochaeris glabra Hypochaeris glabra L. Hypochaeris glabra Hypochaeris glabra **   HYGL2 Hypochaeris glabra L. Hypochaeris glabra Hypochaeris glabra **   HYGL2 Low
6 %
        -none-
4 Avena barbata Avena barbata Pott ex Link Avena barbata Avena barbata **   AVBA Avena barbata Pott ex Link Avena barbata Avena barbata **   AVBA Low
5 %
        -none-
5 Trifolium hirtum Trifolium hirtum All. Trifolium hirtum Trifolium hirtum **   TRHI4 Trifolium hirtum All. Trifolium hirtum Trifolium hirtum **   TRHI4 Low
3 %
        -none-
6 Bromus madritensis Bromus madritensis L. Bromus madritensis Bromus madritensis **   BRMA3 Bromus madritensis L. Bromus madritensis Bromus madritensis **   BRMA3 Low
1 %
        -none-
7 Galium parisiense Galium parisiense L. Galium parisiense Galium parisiense **   GAPA5 Galium parisiense L. Galium parisiense Galium parisiense **   GAPA5 Low
1 %
        -none-
8 Lotus wrangelianus Lotus wrangelianus Fisch. & C.A. Mey. Lotus wrangelianus Lotus wrangelianus **   LOWR2 Lotus wrangelianus Fisch. & C.A. Mey. Lotus wrangelianus Lotus wrangelianus **   LOWR2 Low
1 %
        -none-
9 Lichen Lichen Lichen **   Lichen **   2LICHN Lichen Lichen **   Lichen **   2LICHN Low
1 %
        -none-
10 Trifolium willdenovii Trifolium willdenovii Spreng. Trifolium willdenovii Trifolium willdenovii **   TRWI3 Trifolium willdenovii Spreng. Trifolium willdenovii Trifolium willdenovii **   TRWI3 Low
1 %
        -none-
11 Vicia villosa Vicia villosa Roth Vicia villosa Vicia villosa **   VIVI Vicia villosa Roth Vicia villosa Vicia villosa **   VIVI Low
1 %
        -none-
12 Centaurea melitensis Centaurea melitensis L. Centaurea melitensis Centaurea melitensis **   CEME2 Centaurea melitensis L. Centaurea melitensis Centaurea melitensis **   CEME2 Low
1 %
        -none-
13 Gastridium ventricosum Gastridium ventricosum auct. non (Gouan) Schinz & Thell. Gastridium ventricosum Gastridium ventricosum **   GAVE3 Gastridium ventricosum auct. non (Gouan) Schinz & Thell. Gastridium ventricosum Gastridium ventricosum **   GAVE3 Low
0.2 %
        -none-
14 Vulpia myuros Vulpia myuros (L.) C.C. Gmel. Vulpia myuros Vulpia myuros **   VUMY Vulpia myuros (L.) C.C. Gmel. Vulpia myuros Vulpia myuros **   VUMY Low
0.2 %
        -none-
15 Trifolium dubium Trifolium dubium Sibth. Trifolium dubium Trifolium dubium **   TRDU2 Trifolium dubium Sibth. Trifolium dubium Trifolium dubium **   TRDU2 Low
0.2 %
        -none-
16 Plantago erecta Plantago erecta Morris Plantago erecta Plantago erecta **   PLER3 Plantago erecta Morris Plantago erecta Plantago erecta **   PLER3 Low
0.2 %
        -none-
17 Brodiaea elegans ssp. elegans Brodiaea elegans Hoover ssp. elegans Brodiaea elegans ssp. elegans Brodiaea elegans ssp. elegans **   BRELE Brodiaea elegans Hoover ssp. elegans Brodiaea elegans ssp. elegans Brodiaea elegans ssp. elegans **   BRELE Low
0.2 %
        -none-
18 Navarretia pubescens Navarretia pubescens (Benth.) Hook. & Arn. Navarretia pubescens Navarretia pubescens **   NAPU2 Navarretia pubescens (Benth.) Hook. & Arn. Navarretia pubescens Navarretia pubescens **   NAPU2 Low
0.2 %
        -none-
19 Micropus californicus var. californicus Micropus californicus Fisch. & C.A. Mey. var. californicus Micropus californicus var. californicus Micropus californicus var. californicus **   MICAC2 Micropus californicus Fisch. & C.A. Mey. var. californicus Micropus californicus var. californicus Micropus californicus var. californicus **   MICAC2 Low
0.2 %
        -none-
20 Trifolium microcephalum Trifolium microcephalum Pursh Trifolium microcephalum Trifolium microcephalum **   TRMI4 Trifolium microcephalum Pursh Trifolium microcephalum Trifolium microcephalum **   TRMI4 Low
0.2 %
        -none-
21 Moss Moss **   Bryophyta Mosses Moss **   Moss **   Bryophyta Mosses Moss **   Low
0.2 %
        -none-
22 Trifolium gracilentum var. gracilentum Trifolium gracilentum Torr. & A. Gray var. gracilentum Trifolium gracilentum var. gracilentum Trifolium gracilentum var. gracilentum **   TRGRG Trifolium gracilentum Torr. & A. Gray var. gracilentum Trifolium gracilentum var. gracilentum Trifolium gracilentum var. gracilentum **   TRGRG Low
0.2 %
        -none-
23 Erodium botrys Erodium botrys (Cav.) Bertol. Erodium botrys Erodium botrys **   ERBO Erodium botrys (Cav.) Bertol. Erodium botrys Erodium botrys **   ERBO Low
0.2 %
        -none-
24 Unknown forb Unknown forb **   Plantae Plants Unknown forb **   Unknown forb **   Plantae Plants Unknown forb **   Low
0.2 %
        -none-
25 Lotus micranthus Lotus micranthus Benth. Lotus micranthus Lotus micranthus **   LOMI Lotus micranthus Benth. Lotus micranthus Lotus micranthus **   LOMI Low
0.2 %
        -none-
26 Erodium moschatum Erodium moschatum (L.) L'Hér. ex Aiton Erodium moschatum Erodium moschatum **   ERMO7 Erodium moschatum (L.) L'Hér. ex Aiton Erodium moschatum Erodium moschatum **   ERMO7 Low
0.2 %
        -none-
27 Clarkia purpurea ssp. quadrivulnera Clarkia purpurea (W. Curtis) A. Nelson & J.F. Macbr. ssp. quadrivulnera (Douglas ex Lindl.) F.H. Lewis & M.E. Lewis Clarkia purpurea ssp. quadrivulnera Clarkia purpurea ssp. quadrivulnera **   CLPUQ Clarkia purpurea (W. Curtis) A. Nelson & J.F. Macbr. ssp. quadrivulnera (Douglas ex Lindl.) F.H. Lewis & M.E. Lewis Clarkia purpurea ssp. quadrivulnera Clarkia purpurea ssp. quadrivulnera **   CLPUQ Low
0.2 %
        -none-
28 Quercus douglasii Quercus douglasii Hook. & Arn. Quercus douglasii Quercus douglasii **   QUDO Quercus douglasii Hook. & Arn. Quercus douglasii Quercus douglasii **   QUDO Tall
4 %
        -none-
This table is SORTABLE. Click the headers to sort ascending and descending.

Stratum Definitions:
Stratum Type ?Stratum Base ?Stratum Height ?Stratum Cover ?
Low 0 m 0.5 m 85 %
Medium 0.5 m 4 m 5 %
Tall 4 m   4 %
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
San, Sau Field assistant
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details 01-Jan-2007
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Brachypodium distachyon – Bromus diandrus / Quercus douglasii Semi-natural Association     Klein et al. 2007 no
Klein, Anne


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
Grazing Low Grazing
Competition from exotics High Competition from exotics


User Defined Values
No User Defined Data for this plot