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PEOR056
» Citation URL: http://vegbank.org/cite/urn:lsid:vegtwig.vegbank.org:observation:1359-{7100A34B-384F-45F7-A968-55E73FBB0EEB}
» Citing info
Plot ID Fields: 
Author Plot Code ? PEOR056
Author Observation Code ? PEOR056
Original Data Location ? California Native Plant Society Vegetation Program, Sacramento, CA
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Confidentiality Status ? exact location
Latitude ? 37.9247552744385 º
Longitude ? -120.471761463982 º
Author Location ? Peoria Wildlife Area
Location Narrative ? The plot is N of a jeep access road into Peoria Wildlife Area about 300 m NW of Table Mtn base, a spur (recently closed) road encloses the stand to the SE. Immediately across this spur and down slope is standing water in a seep with Cyperus, Eleocharis, and Cynodon.; Some horse dung in the stand. Trampling by animals, bioturbation. The roads surrounding plot are partially to S and E and are very broad and contain various exotics including Trifolium hirtum and Gastridium ventricosum.
State or Province ? California
Country ? United States
Named Places
region|state|province: California
area|country|territory: United States
Layout Fields: 
Shape ? square
Area ? 100
Placement Method ? Representative
Permanence ? not permanent
Layout Narrative ? 10 m wide
Environment Fields: 
Stand Size ? small
Elevation ? 411 m
Slope Aspect ? 34 º
Slope Gradient ? 6 º
Topographic Position ? Bench
Surficial Deposits ? Metamorphic (type unknown)
Rock Type ? Metamorphic (type unknown)
Landscape Narrative ? upland; Annual Grass; Plot does not represent polygon because: Upper half is more upland and exotic dominated; Dragonflies
Percent Bedrock ? 0 %
Percent Rock / Gravel ? 2.2 %
Percent Litter ? 87 %
Percent Bare Soil ? 1 %
Percent Other ? 10 %
Name Other ? living stems
Methods Fields: 
Observation Start Date ? 20-Jun-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: SNFN0639
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 Holocarpha virgata ssp. virgata Holocarpha virgata (A. Gray) D.D. Keck ssp. virgata Holocarpha virgata ssp. virgata Holocarpha virgata ssp. virgata **   HOVIV Holocarpha virgata (A. Gray) D.D. Keck ssp. virgata Holocarpha virgata ssp. virgata Holocarpha virgata ssp. virgata **   HOVIV Medium
15 %
        -none-
2 Vicia sativa ssp. nigra Vicia sativa L. ssp. nigra (L.) Ehrh. Vicia sativa ssp. nigra Vicia sativa ssp. nigra **   VISAN2 Vicia sativa L. ssp. nigra (L.) Ehrh. Vicia sativa ssp. nigra Vicia sativa ssp. nigra **   VISAN2 Medium
3 %
        -none-
3 Lolium multiflorum Lolium multiflorum Lam. Lolium multiflorum Lolium multiflorum **   LOMU Lolium multiflorum Lam. Lolium multiflorum Lolium multiflorum **   LOMU Medium
1 %
        -none-
4 Vicia villosa Vicia villosa Roth Vicia villosa Vicia villosa **   VIVI Vicia villosa Roth Vicia villosa Vicia villosa **   VIVI Medium
1 %
        -none-
5 Carduus pycnocephalus Carduus pycnocephalus L. Carduus pycnocephalus Carduus pycnocephalus **   CAPY2 Carduus pycnocephalus L. Carduus pycnocephalus Carduus pycnocephalus **   CAPY2 Medium
0.2 %
        -none-
6 Bromus hordeaceus Bromus hordeaceus L. Bromus hordeaceus Bromus hordeaceus **   BRHO2 Bromus hordeaceus L. Bromus hordeaceus Bromus hordeaceus **   BRHO2 Low
55 %
        -none-
7 Vulpia microstachys Vulpia microstachys (Nutt.) Munro Vulpia microstachys Vulpia microstachys **   VUMI Vulpia microstachys (Nutt.) Munro Vulpia microstachys Vulpia microstachys **   VUMI Low
19 %
        -none-
8 Hordeum marinum ssp. gussonianum Hordeum marinum Huds. ssp. gussonianum (Parl.) Thell. Hordeum marinum ssp. gussonianum Hordeum marinum ssp. gussonianum **   HOMAG Hordeum marinum Huds. ssp. gussonianum (Parl.) Thell. Hordeum marinum ssp. gussonianum Hordeum marinum ssp. gussonianum **   HOMAG Low
15 %
        -none-
9 Trifolium dubium Trifolium dubium Sibth. Trifolium dubium Trifolium dubium **   TRDU2 Trifolium dubium Sibth. Trifolium dubium Trifolium dubium **   TRDU2 Low
8 %
        -none-
10 Hypochaeris glabra Hypochaeris glabra L. Hypochaeris glabra Hypochaeris glabra **   HYGL2 Hypochaeris glabra L. Hypochaeris glabra Hypochaeris glabra **   HYGL2 Low
2 %
        -none-
11 Briza minor Briza minor L. Briza minor Briza minor **   BRMI2 Briza minor L. Briza minor Briza minor **   BRMI2 Low
2 %
        -none-
12 Holocarpha virgata ssp. virgata Holocarpha virgata (A. Gray) D.D. Keck ssp. virgata Holocarpha virgata ssp. virgata Holocarpha virgata ssp. virgata **   HOVIV Holocarpha virgata (A. Gray) D.D. Keck ssp. virgata Holocarpha virgata ssp. virgata Holocarpha virgata ssp. virgata **   HOVIV Low
2 %
        -none-
13 Juncus bufonius Juncus bufonius L. Juncus bufonius Juncus bufonius **   JUBU Juncus bufonius L. Juncus bufonius Juncus bufonius **   JUBU Low
1 %
        -none-
14 Moss Moss **   Bryophyta Mosses Moss **   Moss **   Bryophyta Mosses Moss **   Low
1 %
        -none-
15 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-
16 Lupinus nanus Lupinus nanus Douglas ex Benth. Lupinus nanus Lupinus nanus **   LUNA3 Lupinus nanus Douglas ex Benth. Lupinus nanus Lupinus nanus **   LUNA3 Low
0.2 %
        -none-
17 Stellaria media Stellaria media (L.) Vill. Stellaria media Stellaria media **   STME2 Stellaria media (L.) Vill. Stellaria media Stellaria media **   STME2 Low
0.2 %
        -none-
18 Trifolium hirtum Trifolium hirtum All. Trifolium hirtum Trifolium hirtum **   TRHI4 Trifolium hirtum All. Trifolium hirtum Trifolium hirtum **   TRHI4 Low
0.2 %
        -none-
19 Trifolium variegatum Trifolium variegatum Nutt. Trifolium variegatum Trifolium variegatum **   TRVA Trifolium variegatum Nutt. Trifolium variegatum Trifolium variegatum **   TRVA Low
0.2 %
        -none-
20 Aira caryophyllea Aira caryophyllea L. Aira caryophyllea Aira caryophyllea **   AICA Aira caryophyllea L. Aira caryophyllea Aira caryophyllea **   AICA Low
0.2 %
        -none-
21 Ranunculus muricatus Ranunculus muricatus L. Ranunculus muricatus Ranunculus muricatus **   RAMU2 Ranunculus muricatus L. Ranunculus muricatus Ranunculus muricatus **   RAMU2 Low
0.2 %
        -none-
22 Epilobium brachycarpum Epilobium brachycarpum C. Presl Epilobium brachycarpum Epilobium brachycarpum **   EPBR3 Epilobium brachycarpum C. Presl Epilobium brachycarpum Epilobium brachycarpum **   EPBR3 Low
0.2 %
        -none-
23 Geranium dissectum Geranium dissectum L. Geranium dissectum Geranium dissectum **   GEDI Geranium dissectum L. Geranium dissectum Geranium dissectum **   GEDI Low
0.2 %
        -none-
24 Torilis arvensis Torilis arvensis (Huds.) Link Torilis arvensis Torilis arvensis **   TOAR Torilis arvensis (Huds.) Link Torilis arvensis Torilis arvensis **   TOAR Low
0.2 %
        -none-
25 Galium parisiense Galium parisiense L. Galium parisiense Galium parisiense **   GAPA5 Galium parisiense L. Galium parisiense Galium parisiense **   GAPA5 Low
0.2 %
        -none-
26 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-
27 Erodium botrys Erodium botrys (Cav.) Bertol. Erodium botrys Erodium botrys **   ERBO Erodium botrys (Cav.) Bertol. Erodium botrys Erodium botrys **   ERBO Low
0.2 %
        -none-
28 Lichen Lichen Lichen **   Lichen **   2LICHN Lichen Lichen **   Lichen **   2LICHN Low
0.2 %
        -none-
29 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-
30 Lactuca serriola Lactuca serriola L. Lactuca serriola Lactuca serriola **   LASE Lactuca serriola L. Lactuca serriola Lactuca serriola **   LASE 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 40 %
Medium 0.5 m 4 m 57 %
Tall 4 m   0 %
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Hickson, Diana Field assistant
Evens, Julie 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 – Holocarpha virgata – Taeniatherum caput-medusae Semi-natural Association     Klein et al. 2007 no
Klein, Anne


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


User Defined Values
No User Defined Data for this plot