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PEOR001
» Citation URL: http://vegbank.org/cite/urn:lsid:vegtwig.vegbank.org:observation:1318-{F8F824A6-6B27-4C05-8D97-7BA6725CE188}
» Citing info
Plot ID Fields: 
Author Plot Code ? PEOR001
Author Observation Code ? PEOR001
Original Data Location ? California Native Plant Society Vegetation Program, Sacramento, CA
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Confidentiality Status ? exact location
Latitude ? 37.9177497219584 º
Longitude ? -120.496422413589 º
Author Location ? Peoria Wildlife Area
Location Narrative ? Approx. 350 m NW of access road, 10 m N of southern BOR boundary fence for Peoria Wildlife Area. Reached from private land/BOR access road off of Peoria Flat Road. Gradually sloping NE facing slope directly west of small "v" shaped seep. Mixed annual forb and annual/perennial grassland. Soil highly oxidized serpentine.; Charred, broken limbs of Pinus sabiniana in plot. Likely from 1995 fire. Browsed shrubs, actively churned soil (gophers). Adjacent to ranch land. Grazing evident.
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 ? 12.5 m x 8 m
Environment Fields: 
Stand Size ? small
Elevation ? 360 m
Slope Aspect ? 50 º
Slope Gradient ? 4 º
Topographic Position ? Lower 1/3 of slope
Surficial Deposits ? Serpentine
Rock Type ? Serpentine
Landscape Narrative ? upland; Annual Grass; One fifth to one quarter of plot churned by gophers (small mammals). Horse dung
Percent Bedrock ? 0 %
Percent Rock / Gravel ? 36.2 %
Percent Litter ? 9 %
Percent Bare Soil ? 51 %
Percent Other ? 4 %
Name Other ? living stems
Methods Fields: 
Observation Start Date ? 23-Apr-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: SNFN0584
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 Ceanothus cuneatus Ceanothus cuneatus (Hook.) Nutt. Ceanothus cuneatus Ceanothus cuneatus **   CECU Ceanothus cuneatus (Hook.) Nutt. Ceanothus cuneatus Ceanothus cuneatus **   CECU Medium
0.2 %
        -none-
2 Vulpia microstachys Vulpia microstachys (Nutt.) Munro Vulpia microstachys Vulpia microstachys **   VUMI Vulpia microstachys (Nutt.) Munro Vulpia microstachys Vulpia microstachys **   VUMI Low
15 %
        -none-
3 Calycadenia truncata Calycadenia truncata DC. Calycadenia truncata Calycadenia truncata **   CATR3 Calycadenia truncata DC. Calycadenia truncata Calycadenia truncata **   CATR3 Low
15 %
        -none-
4 Lasthenia californica Lasthenia californica DC. ex Lindl. Lasthenia californica Lasthenia californica **   LACA7 Lasthenia californica DC. ex Lindl. Lasthenia californica Lasthenia californica **   LACA7 Low
12 %
        -none-
5 Plantago erecta Plantago erecta Morris Plantago erecta Plantago erecta **   PLER3 Plantago erecta Morris Plantago erecta Plantago erecta **   PLER3 Low
10 %
        -none-
6 Gilia tricolor Gilia tricolor Benth. Gilia tricolor Gilia tricolor **   GITR2 Gilia tricolor Benth. Gilia tricolor Gilia tricolor **   GITR2 Low
8 %
        -none-
7 Trifolium microcephalum Trifolium microcephalum Pursh Trifolium microcephalum Trifolium microcephalum **   TRMI4 Trifolium microcephalum Pursh Trifolium microcephalum Trifolium microcephalum **   TRMI4 Low
5 %
        -none-
8 Poa secunda Poa secunda J. Presl Poa secunda Poa secunda **   POSE Poa secunda J. Presl Poa secunda Poa secunda **   POSE Low
3 %
        -none-
9 Castilleja lacera Castilleja lacera (Benth.) T.I. Chuang & Heckard Castilleja lacera Castilleja lacera **   CALA68 Castilleja lacera (Benth.) T.I. Chuang & Heckard Castilleja lacera Castilleja lacera **   CALA68 Low
2 %
        -none-
10 Agoseris heterophylla Agoseris heterophylla (Nutt.) Greene Agoseris heterophylla Agoseris heterophylla **   AGHE2 Agoseris heterophylla (Nutt.) Greene Agoseris heterophylla Agoseris heterophylla **   AGHE2 Low
2 %
        -none-
11 Poa tenerrima Poa tenerrima Scribn. Poa tenerrima Poa tenerrima **   POTE5 Poa tenerrima Scribn. Poa tenerrima Poa tenerrima **   POTE5 Low
1 %
        -none-
12 Microseris campestris Microseris campestris Greene Microseris campestris Microseris campestris **   MICA2 Microseris campestris Greene Microseris campestris Microseris campestris **   MICA2 Low
1 %
        -none-
13 Deschampsia danthonioides Deschampsia danthonioides (Trin.) Munro Deschampsia danthonioides Deschampsia danthonioides **   DEDA Deschampsia danthonioides (Trin.) Munro Deschampsia danthonioides Deschampsia danthonioides **   DEDA Low
1 %
        -none-
14 Bromus hordeaceus Bromus hordeaceus L. Bromus hordeaceus Bromus hordeaceus **   BRHO2 Bromus hordeaceus L. Bromus hordeaceus Bromus hordeaceus **   BRHO2 Low
1 %
        -none-
15 Lepidium nitidum Lepidium nitidum Nutt. Lepidium nitidum Lepidium nitidum **   LENI Lepidium nitidum Nutt. Lepidium nitidum Lepidium nitidum **   LENI Low
0.2 %
        -none-
16 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-
17 Trifolium willdenovii Trifolium willdenovii Spreng. Trifolium willdenovii Trifolium willdenovii **   TRWI3 Trifolium willdenovii Spreng. Trifolium willdenovii Trifolium willdenovii **   TRWI3 Low
0.2 %
        -none-
18 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-
19 Galium porrigens Galium porrigens Dempster Galium porrigens Galium porrigens **   GAPO Galium porrigens Dempster Galium porrigens Galium porrigens **   GAPO Low
0.2 %
        -none-
20 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-
21 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
0.2 %
        -none-
22 Dichelostemma capitatum ssp. capitatum Dichelostemma capitatum (Benth.) Alph. Wood ssp. capitatum Dichelostemma capitatum ssp. capitatum Dichelostemma capitatum ssp. capitatum **   DICAC5 Dichelostemma capitatum (Benth.) Alph. Wood ssp. capitatum Dichelostemma capitatum ssp. capitatum Dichelostemma capitatum ssp. capitatum **   DICAC5 Low
0.2 %
        -none-
23 Centaurea melitensis Centaurea melitensis L. Centaurea melitensis Centaurea melitensis **   CEME2 Centaurea melitensis L. Centaurea melitensis Centaurea melitensis **   CEME2 Low
0.2 %
        -none-
24 Mimulus guttatus Mimulus guttatus DC. Mimulus guttatus Mimulus guttatus **   MIGU Mimulus guttatus DC. Mimulus guttatus Mimulus guttatus **   MIGU Low
0.2 %
        -none-
25 Moss Moss **   Bryophyta Mosses Moss **   Moss **   Bryophyta Mosses Moss **   Low
0.2 %
        -none-
26 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-
27 Unknown forb Unknown forb **   Plantae Plants Unknown forb **   Unknown forb **   Plantae Plants Unknown forb **   Low
0.2 %
        -none-
28 Linanthus ciliatus Linanthus ciliatus (Benth.) Greene Linanthus ciliatus Linanthus ciliatus **   LICI Linanthus ciliatus (Benth.) Greene Linanthus ciliatus Linanthus ciliatus **   LICI Low
0.2 %
        -none-
29 Trifolium albopurpureum Trifolium albopurpureum Torr. & A. Gray Trifolium albopurpureum Trifolium albopurpureum **   TRAL5 Trifolium albopurpureum Torr. & A. Gray Trifolium albopurpureum Trifolium albopurpureum **   TRAL5 Low
0.2 %
        -none-
30 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-
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 35 %
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
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 ?
Vulpia microstachys – Plantago erecta – Calycadenia (truncata, multiglandulosa) 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