SAMO2892
» Citation URL: http://vegbank.org/cite/urn:lsid:vegtwig.vegbank.org:observation:4901-{598B9BA8-9467-466A-8A7F-2C552E748775} » Citing info
Plot ID Fields:
Author Plot Code	SAMO2892
Author Observation Code	SAMO2892
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	34.1660392767303 º
Longitude	-118.716138407803 º
Author Location	Shea Open Space - Las Virgenes
Location Narrative	Transect placed on upper portion of polygon. Aspect and steepness variable across entire polygon.
State or Province	California
Country	United States
Named Places	region|state|province: California area|country|territory: United States
Layout Fields:
Shape	Square
Area	100 m²
Placement Method	Representative
Permanence	not permanent
Layout Narrative	Length: 10; Width: 10
Environment Fields:
Stand Size	extensive
Elevation	419 m
Min Slope Aspect	90 º
Max Slope Aspect	179 º
Slope Gradient	28 º
Topographic Position	Lower 1/3 of slope to Ridegetop
Surficial Deposits	Sedimentary (type unknown)
Rock Type	Sedimentary (type unknown)
Landscape Narrative	Upland; Description of the plot in relation to the rest of the stand: A large polygon comprised mostly of Brassica nigra and Bromus diandrus and other non-native herbs. Density and composition of these species changes over the entire polygon but basically the herbaceous character of the stand remains the same.
Percent Rock / Gravel	0.2 %
Percent Litter	35 %
Percent Bare Soil	64 %
Methods Fields:
Observation Start Date	05-May-2003 ± exact
Date Accuracy	exact
Project	SAMO (CNPS Rapid Assessment/Releve 2002)
Cover Method	Percentage (%)
Stratum Method	CA Native Plant Society (CNPS)
Taxon Observation Area	100 m²
Cover Dispersion	Entire
Overall Taxon Cover Values are Automatically Calculated?	no
Stem Observation Area	100 m²
Plot Quality Fields:
Plot Validation Level	(2) classification plot: sufficient for inclusion in a classification revision
Overall Plot Vegetation Fields:
Field Height	0.75 m
Tree Cover	0 %
Shrub Cover	0 %
Field Cover	40 %
Nonvascular Cover	0 %
Misc Fields:
Observation Narrative	original plot ID: rap2892rlv, Vegetation type confidence High; Vegetation change: Mowing and planting of native grasses has occurred within poly;

Taxa occurring on this plot-observation
Change plant label: --Choose a value-- Author's plant name Original Interpretation, full Scientific Name Original Interpretation, Scientific Name without authors Original Interpretation, USDA Code Original Interpretation, Common Name Current Interpretation, full Scientific Name Current Interpretation, Scientific Name without authors Current Interpretation, USDA Code Current Interpretation, Common Name
Change Strata Shown: --choose one-- show strata show overall cover show strata + overall
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 Brassica nigra Brassica nigra (L.) W.D.J. Koch Brassica nigra Brassica nigra **   BRNI Brassica nigra (L.) W.D.J. Koch Brassica nigra Brassica nigra **   BRNI Medium 10 %         -none- 2 Bromus diandrus Bromus diandrus Roth Bromus diandrus Bromus diandrus **   BRDI3 Bromus diandrus Roth Bromus diandrus Bromus diandrus **   BRDI3 Low 30 %         -none- 3 Melilotus indicus Melilotus indicus (L.) All. Melilotus indicus Melilotus indicus **   MEIN2 Melilotus indicus (L.) All. Melilotus indicus Melilotus indicus **   MEIN2 Low 0.2 %         -none- 4 Avena fatua Avena fatua L. Avena fatua Avena fatua **   AVFA Avena fatua L. Avena fatua Avena fatua **   AVFA Low 0.2 %         -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 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 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
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