SAMO1442
» Citation URL: http://vegbank.org/cite/urn:lsid:vegtwig.vegbank.org:observation:3374-{DC59779F-B56C-47FA-B779-E84B7DC2FD49} » Citing info
Plot ID Fields:
Author Plot Code	SAMO1442
Author Observation Code	SAMO1442
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	34.1707155899593 º
Longitude	-118.703453462094 º
Author Location	Upper Las Virgenes Open Space Preserve / Ahmanson
Location Narrative	Sulfur spring in stand. Large depression looks like man-made pond which is dry now but would pool water. Has Marrubium vulgare, Brassica nigra with a little Urtica dioca in its bottom.
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:
Stand Size	large
Elevation	214 m
Slope Aspect	100 º
Slope Gradient	12 º
Topographic Position	Lower 1/3 of slope
Surficial Deposits	Mix of two or more rock types
Rock Type	Mix of two or more rock types
Landscape Narrative	Upland;
Percent Rock / Gravel	5.2 %
Percent Litter	80 %
Percent Bare Soil	15 %
Methods Fields:
Observation Start Date	25-Apr-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	0.75 m
Tree Cover	1 %
Shrub Cover	7 %
Field Cover	42 %
Nonvascular Cover	0 %
Misc Fields:
Observation Narrative	original plot ID: rap1442, Vegetation type confidence High;

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 Urtica dioica Urtica dioica L. Urtica dioica Urtica dioica **   URDI Urtica dioica L. Urtica dioica Urtica dioica **   URDI Medium 22 %         -none- 2 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 17 %         -none- 3 Sambucus mexicana Sambucus mexicana C. Presl ex DC. Sambucus mexicana Sambucus mexicana **   SAME5 Sambucus mexicana C. Presl ex DC. Sambucus mexicana Sambucus mexicana **   SAME5 Medium 1 %         -none- 4 Nicotiana glauca Nicotiana glauca Graham Nicotiana glauca Nicotiana glauca **   NIGL Nicotiana glauca Graham Nicotiana glauca Nicotiana glauca **   NIGL Medium 0.2 %         -none- 5 Baccharis salicifolia Baccharis salicifolia (Ruiz & Pav.) Pers. Baccharis salicifolia Baccharis salicifolia **   BASA4 Baccharis salicifolia (Ruiz & Pav.) Pers. Baccharis salicifolia Baccharis salicifolia **   BASA4 Medium 0.2 %         -none- 6 Marrubium vulgare Marrubium vulgare L. Marrubium vulgare Marrubium vulgare **   MAVU Marrubium vulgare L. Marrubium vulgare Marrubium vulgare **   MAVU Low 8 %         -none- 7 Bromus diandrus Bromus diandrus Roth Bromus diandrus Bromus diandrus **   BRDI3 Bromus diandrus Roth Bromus diandrus Bromus diandrus **   BRDI3 Low 1 %         -none- 8 Silybum marianum Silybum marianum (L.) Gaertn. Silybum marianum Silybum marianum **   SIMA3 Silybum marianum (L.) Gaertn. Silybum marianum Silybum marianum **   SIMA3 Low 1 %         -none- 9 Sisymbrium orientale Sisymbrium orientale L. Sisymbrium orientale Sisymbrium orientale **   SIOR4 Sisymbrium orientale L. Sisymbrium orientale Sisymbrium orientale **   SIOR4 Low 0.2 %         -none-
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Stratum Definitions:
Stratum Type Stratum Base Stratum Height Stratum Cover conifer tree     0 % hardwood tree 2 m 5 m 1 % Medium 0.5 m 5 m   Low 0 m 0.5 m   Low-Mid Shrub 0.5 m 1 m   Low Tree-Tall Shrub 1 m 2 m
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