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SNFN0043
» Citation URL: http://vegbank.org/cite/urn:lsid:vegtwig.vegbank.org:observation:6814-{BC36A666-21E8-4873-8C9E-F38AC8DFAEF7}
» Citing info
Plot ID Fields: 
Author Plot Code ? SNFN0043
Author Observation Code ? SNFN0043
Original Data Location ? California Dept. of Fish and Wildlife, Vegetation Classification Program, Sacramento, CA
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Confidentiality Status ? exact location
Latitude ? 38.7394972815603 º
Longitude ? -121.12045063474 º
Author Location ? Folsom SRA
Location Narrative ? Annual grassland and surrounding shoreline west side of "Peninsula" area of Lake Folsom State Recreation area. Relevé on slope approximately 25 m W of end point of nature loop trail. On convex ridgeline. Swales to N and S have higher cover of Juncus balticus and Vulpia. Triphysaria eriantha subsp. eriantha and Lupinus bicolor stands numerous in grass border of lake shore.; Relevé in grassland boundary of lake shoreline. Area experiences periodic inundation.
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 ? 142 m
Slope Aspect ? 316 º
Slope Gradient ? 4 º
Topographic Position ? Lower 1/3 of slope
Surficial Deposits ? Rhyolite
Rock Type ? Rhyolite
Landscape Narrative ? upland; Annual Grass;
Percent Bedrock ? 0 %
Percent Rock / Gravel ? 10.2 %
Percent Litter ? 15 %
Percent Bare Soil ? 74 %
Percent Other ? 1 %
Name Other ? incl.other surf.& living stems
Methods Fields: 
Observation Start Date ? 23-Mar-2005 ± exact
Date Accuracy ? exact
Project ? northern Sierra Foothills 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 ? cited in Klein et al. 2007 as SNFN0043
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 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
27 %
        -none-
2 Vulpia bromoides Vulpia bromoides (L.) Gray Vulpia bromoides Vulpia bromoides **   VUBR Vulpia bromoides (L.) Gray Vulpia bromoides Vulpia bromoides **   VUBR Low
27 %
        -none-
3 Lupinus nanus Lupinus nanus Douglas ex Benth. Lupinus nanus Lupinus nanus **   LUNA3 Lupinus nanus Douglas ex Benth. Lupinus nanus Lupinus nanus **   LUNA3 Low
20 %
        -none-
4 Trifolium dubium Trifolium dubium Sibth. Trifolium dubium Trifolium dubium **   TRDU2 Trifolium dubium Sibth. Trifolium dubium Trifolium dubium **   TRDU2 Low
11 %
        -none-
5 Lotus micranthus Lotus micranthus Benth. Lotus micranthus Lotus micranthus **   LOMI Lotus micranthus Benth. Lotus micranthus Lotus micranthus **   LOMI Low
9 %
        -none-
6 Trifolium hirtum Trifolium hirtum All. Trifolium hirtum Trifolium hirtum **   TRHI4 Trifolium hirtum All. Trifolium hirtum Trifolium hirtum **   TRHI4 Low
1 %
        -none-
7 Erodium botrys Erodium botrys (Cav.) Bertol. Erodium botrys Erodium botrys **   ERBO Erodium botrys (Cav.) Bertol. Erodium botrys Erodium botrys **   ERBO Low
1 %
        -none-
8 Hypochaeris glabra Hypochaeris glabra L. Hypochaeris glabra Hypochaeris glabra **   HYGL2 Hypochaeris glabra L. Hypochaeris glabra Hypochaeris glabra **   HYGL2 Low
1 %
        -none-
9 Juncus Juncus L. Juncus Juncus **   JUNCU Juncus L. Juncus Juncus **   JUNCU Low
0.2 %
        -none-
10 Trifolium Trifolium L. Trifolium Trifolium **   TRIFO Trifolium L. Trifolium Trifolium **   TRIFO Low
0.2 %
        -none-
11 Cynodon dactylon Cynodon dactylon (L.) Pers. Cynodon dactylon Cynodon dactylon **   CYDA Cynodon dactylon (L.) Pers. Cynodon dactylon Cynodon dactylon **   CYDA Low
0.2 %
        -none-
12 Briza minor Briza minor L. Briza minor Briza minor **   BRMI2 Briza minor L. Briza minor Briza minor **   BRMI2 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 ?
Medium 0.5 m 5 m 0 %
Low 0 m 0.5 m 72 %
Tall 5 m   0 %
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Cousins, Stella Field assistant
Taylor, Jeanne 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 ?
Competition from exotics Medium Competition from exotics


User Defined Values
No User Defined Data for this plot