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SAMO1753
» Citation URL: http://vegbank.org/cite/urn:lsid:vegtwig.vegbank.org:observation:3757-{ACD77554-FAA6-4703-A587-15B5833B17D0}
» Citing info
Plot ID Fields: 
Author Plot Code ? SAMO1753
Author Observation Code ? SAMO1753
Original Data Location ? SAMO NPS Headquarters, 401 West Hillcrest Drive, Thousand Oaks, CA
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Confidentiality Status ? exact location
Latitude ? 34.1800405129617 º
Longitude ? -119.044187575574 º
Author Location ? Calleguas Creek
Location Narrative ? Swallows nesting under bridge. On edge. Changed UTM final to fall into correct polygon according to overlay photocopy.
State or Province ? California
Country ? United States
Named Places
region|state|province: California
area|country|territory: United States
Layout Fields: 
Shape ? Plotless
Placement Method ? Representative
Permanence ? not permanent
Environment Fields: 
Elevation ? 1 m
Slope Aspect ? (n/a, flat) º
Min Slope Gradient ? 1 º
Max Slope Gradient ? 5 º
Topographic Position ? Bottom
Surficial Deposits ? Unknown
Rock Type ? Unknown
Landscape Narrative ? Wetland;
Percent Rock / Gravel ? 30 %
Percent Bare Soil ? 60 %
Methods Fields: 
Observation Start Date ? 29-May-2003 ± exact
Date Accuracy ? exact
Project ? SAMO (CNPS Rapid Assessment/Releve 2002)
Cover Method ? Percentage (%)
Stratum Method ? CA Native Plant Society (CNPS)
Cover Dispersion ? Entire
Overall Taxon Cover Values are Automatically Calculated? ? no
Plot Quality Fields: 
Plot Validation Level ? (1) occurrence plot: sufficient for determining type occurrence
Overall Plot Vegetation Fields: 
Field Height ? 0 m
Tree Cover ? 0 %
Shrub Cover ? 11 %
Field Cover ? 5 %
Nonvascular Cover ? 0 %
Misc Fields: 
Observation Narrative ? original plot ID: rap1753, Vegetation type confidence High; Unusual species present: Palm .2;
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 Salix exigua Salix exigua Nutt. Salix exigua Salix exigua **   SAEX Salix exigua Nutt. Salix exigua Salix exigua **   SAEX Medium
8 %
        -none-
2 Salix lasiolepis Salix lasiolepis Benth. Salix lasiolepis Salix lasiolepis **   SALA6 Salix lasiolepis Benth. Salix lasiolepis Salix lasiolepis **   SALA6 Medium
3 %
        -none-
3 Hirschfeldia incana Hirschfeldia incana (L.) Lagr.-Foss. Hirschfeldia incana Hirschfeldia incana **   HIIN3 Hirschfeldia incana (L.) Lagr.-Foss. Hirschfeldia incana Hirschfeldia incana **   HIIN3 Medium
1 %
        -none-
4 Typha Typha L. Typha Typha **   TYPHA Typha L. Typha Typha **   TYPHA Medium
1 %
        -none-
5 Lupinus succulentus Lupinus succulentus Douglas ex K. Koch Lupinus succulentus Lupinus succulentus **   LUSU3 Lupinus succulentus Douglas ex K. Koch Lupinus succulentus Lupinus succulentus **   LUSU3 Medium
0.2 %
        -none-
6 Juncus Juncus L. Juncus Juncus **   JUNCU Juncus L. Juncus Juncus **   JUNCU Medium
0.2 %
        -none-
7 Graminoid (grass or grasslike) Unknown annual grass Graminoid (grass or grasslike) Unknown annual grass **   Liliopsida Monocotyledons Graminoid (grass or grasslike) Unknown annual grass **   Graminoid (grass or grasslike) Unknown annual grass **   Liliopsida Monocotyledons Graminoid (grass or grasslike) Unknown annual grass **   Low
1 %
        -none-
8 Melilotus albus Melilotus albus Medik. Melilotus albus Melilotus albus **   MEAL2 Melilotus albus Medik. Melilotus albus Melilotus albus **   MEAL2 Low
1 %
        -none-
9 Alga ALGA Alga **   Algae 2ALGA ALGA Alga **   Algae 2ALGA Low
0.2 %
        -none-
10 Sonchus Sonchus L. Sonchus Sonchus **   SONCH Sonchus L. Sonchus Sonchus **   SONCH Low
0.2 %
        -none-
11 Lemna Lemna L. Lemna Lemna **   LEMNA Lemna L. Lemna Lemna **   LEMNA Low
0.2 %
        -none-
12 Polypogon Polypogon Desf. Polypogon Polypogon **   POLYP2 Polypogon Desf. Polypogon Polypogon **   POLYP2 Low
0.2 %
        -none-
13 Chaenactis glabriuscula Chaenactis glabriuscula DC. Chaenactis glabriuscula Chaenactis glabriuscula **   CHGL Chaenactis glabriuscula DC. Chaenactis glabriuscula Chaenactis glabriuscula **   CHGL Low
0.2 %
        -none-
14 Rorippa Rorippa Scop. Rorippa Rorippa **   RORIP Rorippa Scop. Rorippa Rorippa **   RORIP Low
0.2 %
        -none-
15 Salsola tragus Salsola tragus L. Salsola tragus Salsola tragus **   SATR12 Salsola tragus L. Salsola tragus Salsola tragus **   SATR12 Low
0.2 %
        -none-
16 Heterotheca grandiflora Heterotheca grandiflora Nutt. Heterotheca grandiflora Heterotheca grandiflora **   HEGR7 Heterotheca grandiflora Nutt. Heterotheca grandiflora Heterotheca grandiflora **   HEGR7 Low
0.2 %
        -none-
17 Arundo donax Arundo donax L. Arundo donax Arundo donax **   ARDO4 Arundo donax L. Arundo donax Arundo donax **   ARDO4 Tall
1 %
        -none-
This table is SORTABLE. Click the headers to sort ascending and descending.

Stratum Definitions:
Stratum Type ?Stratum Base ?Stratum Height ?Stratum Cover ?
Tall 5 m    
conifer tree     0 %
hardwood tree     0 %
Medium 0.5 m 5 m  
Low 0 m 0.5 m  
Low-Mid Shrub      
Low Tree-Tall Shrub      
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Hohn, Charlie Field assistant
Buchwalter, Rachel Field assistant
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details 01-Jun-2004
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Salix exigua Alliance     Keeler-Wolf and Evens 2006 no
Keeler-Wolf, Todd
Evens, Julie


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
Competition from exotics Medium Competition from exotics
Road/trail construction/maint. Medium Road/trail construction/maint.
Vandalism/dumping/litter High Vandalism/dumping/litter


User Defined Values
No User Defined Data for this plot