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PEOR011
» Citation URL: http://vegbank.org/cite/urn:lsid:vegtwig.vegbank.org:observation:1328-{8C810B3E-4C6E-4A91-BAA7-DE23756CEB9A}
» Citing info
Plot ID Fields: 
Author Plot Code ? PEOR011
Author Observation Code ? PEOR011
Original Data Location ? California Native Plant Society Vegetation Program, Sacramento, CA
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Confidentiality Status ? exact location
Latitude ? 37.9252737725112 º
Longitude ? -120.463200631066 º
Author Location ? Peoria Wildlife Area
Location Narrative ? This is a grassland "finger" coming out of an Adenostoma fasciculatum stand that is central to the W and E edges of the table, about 1/3 of the way S of the fence line. The Adenostoma fasciculatum stand is to the N and a Pinus sabiniana stand is to the S. There is a thick thatch layer in the stand. The stand is dominated by exotic grasses.; This area is historically grazed.
State or Province ? California
Country ? United States
Named Places
region|state|province: California
area|country|territory: United States
Layout Fields: 
Shape ? Rectangular
Area ? 100
Placement Method ? Representative
Permanence ? not permanent
Layout Narrative ? 25 m x 4 m
Environment Fields: 
Stand Size ? small
Elevation ? 525 m
Slope Aspect ? (n/a, flat) º
Slope Gradient ? 0 º
Topographic Position ? Ridge top
Surficial Deposits ? Volcanic flow
Rock Type ? Volcanic flow
Landscape Narrative ? upland; Annual Grass; The shallow soils on the Table Top are above volcanic parent material. There appears to be some gopher activity in the stand.
Percent Bedrock ? 0.2 %
Percent Rock / Gravel ? 0.2 %
Percent Litter ? 21 %
Percent Bare Soil ? 3 %
Percent Other ? 76 %
Name Other ? living stems
Methods Fields: 
Observation Start Date ? 09-May-2003 ± exact
Date Accuracy ? exact
Project ? Peoria W.A. releves
Cover Method ? Percentage (%)
Stratum Method ? CA Native Plant Society (CNPS)
Taxon Observation Area ? 100
Cover Dispersion ? Entire
Overall Taxon Cover Values are Automatically Calculated? ? no
Stem Observation Area ? 100
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: SNFN0594
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 Bromus hordeaceus Bromus hordeaceus L. Bromus hordeaceus Bromus hordeaceus **   BRHO2 Bromus hordeaceus L. Bromus hordeaceus Bromus hordeaceus **   BRHO2 Low
50 %
        -none-
2 Bromus diandrus Bromus diandrus Roth Bromus diandrus Bromus diandrus **   BRDI3 Bromus diandrus Roth Bromus diandrus Bromus diandrus **   BRDI3 Low
20 %
        -none-
3 Lolium multiflorum Lolium multiflorum Lam. Lolium multiflorum Lolium multiflorum **   LOMU Lolium multiflorum Lam. Lolium multiflorum Lolium multiflorum **   LOMU Low
18 %
        -none-
4 Erodium botrys Erodium botrys (Cav.) Bertol. Erodium botrys Erodium botrys **   ERBO Erodium botrys (Cav.) Bertol. Erodium botrys Erodium botrys **   ERBO Low
3 %
        -none-
5 Hypochaeris glabra Hypochaeris glabra L. Hypochaeris glabra Hypochaeris glabra **   HYGL2 Hypochaeris glabra L. Hypochaeris glabra Hypochaeris glabra **   HYGL2 Low
2 %
        -none-
6 Lupinus nanus Lupinus nanus Douglas ex Benth. Lupinus nanus Lupinus nanus **   LUNA3 Lupinus nanus Douglas ex Benth. Lupinus nanus Lupinus nanus **   LUNA3 Low
2 %
        -none-
7 Galium parisiense Galium parisiense L. Galium parisiense Galium parisiense **   GAPA5 Galium parisiense L. Galium parisiense Galium parisiense **   GAPA5 Low
2 %
        -none-
8 Trifolium willdenovii Trifolium willdenovii Spreng. Trifolium willdenovii Trifolium willdenovii **   TRWI3 Trifolium willdenovii Spreng. Trifolium willdenovii Trifolium willdenovii **   TRWI3 Low
1 %
        -none-
9 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
1 %
        -none-
10 Aira caryophyllea Aira caryophyllea L. Aira caryophyllea Aira caryophyllea **   AICA Aira caryophyllea L. Aira caryophyllea Aira caryophyllea **   AICA Low
1 %
        -none-
11 Parvisedum pumilum Parvisedum pumilum (Benth.) R.T. Clausen Parvisedum pumilum Parvisedum pumilum **   PAPU10 Parvisedum pumilum (Benth.) R.T. Clausen Parvisedum pumilum Parvisedum pumilum **   PAPU10 Low
0.2 %
        -none-
12 Trifolium hirtum Trifolium hirtum All. Trifolium hirtum Trifolium hirtum **   TRHI4 Trifolium hirtum All. Trifolium hirtum Trifolium hirtum **   TRHI4 Low
0.2 %
        -none-
13 Lasthenia californica Lasthenia californica DC. ex Lindl. Lasthenia californica Lasthenia californica **   LACA7 Lasthenia californica DC. ex Lindl. Lasthenia californica Lasthenia californica **   LACA7 Low
0.2 %
        -none-
14 Triphysaria eriantha ssp. eriantha Triphysaria eriantha (Benth.) T.I. Chuang & Heckard ssp. eriantha Triphysaria eriantha ssp. eriantha Triphysaria eriantha ssp. eriantha **   TRERE2 Triphysaria eriantha (Benth.) T.I. Chuang & Heckard ssp. eriantha Triphysaria eriantha ssp. eriantha Triphysaria eriantha ssp. eriantha **   TRERE2 Low
0.2 %
        -none-
15 Vulpia microstachys Vulpia microstachys (Nutt.) Munro Vulpia microstachys Vulpia microstachys **   VUMI Vulpia microstachys (Nutt.) Munro Vulpia microstachys Vulpia microstachys **   VUMI Low
0.2 %
        -none-
16 Castilleja attenuata Castilleja attenuata (A. Gray) T.I. Chuang & Heckard Castilleja attenuata Castilleja attenuata **   CAAT25 Castilleja attenuata (A. Gray) T.I. Chuang & Heckard Castilleja attenuata Castilleja attenuata **   CAAT25 Low
0.2 %
        -none-
17 Eriogonum nudum var. pubiflorum Eriogonum nudum Douglas ex Benth. var. pubiflorum Benth. Eriogonum nudum var. pubiflorum Eriogonum nudum var. pubiflorum **   ERNUP4 Eriogonum nudum Douglas ex Benth. var. pubiflorum Benth. Eriogonum nudum var. pubiflorum Eriogonum nudum var. pubiflorum **   ERNUP4 Low
0.2 %
        -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 0 %
Tall 4 m   0 %
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
San, Sau Field assistant
Taylor, Jeanne Field assistant
D'Alcamo, Susan Field assistant
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details 01-Jan-2007
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Bromus hordeaceus – Lupinus nanus – Trifolium spp. Association     Klein et al. 2007 no
Klein, Anne


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


User Defined Values
No User Defined Data for this plot