SAMPLE_TYPE	COLUMN_NAME	LABEL	RANGE_LOW	RANGE_HIGH	LEGAL_VALUES
VEGPLOT	ACTUAL_DATE	"Actual date sample was collected, if different from DATE_COL"			
VEGPLOT	CITATION_1	Citations for Floras/Field Guides/Databases used for plant identification			
VEGPLOT	CITATION_2	Citations for Floras/Field Guides/Databases used for plant identification			
VEGPLOT	CITATION_3	Citations for Floras/Field Guides/Databases used for plant identification			
VEGPLOT	CITATION_4	Citations for Floras/Field Guides/Databases used for plant identification			
VEGPLOT	CITATION_5	Citations for Floras/Field Guides/Databases used for plant identification			
VEGPLOT	CITATION_6	Citations for Floras/Field Guides/Databases used for plant identification			
VEGPLOT	CITATION_7	Citations for Floras/Field Guides/Databases used for plant identification			
VEGPLOT	CITATION_8	Citations for Floras/Field Guides/Databases used for plant identification			
COLUMN	DATE_COL	Date the site visit occurred			
COLUMN	FLAG	Data flag			
COLUMN	IND_DOMAIN	"Name of indicator group within a study. Valid values are EXTENT (all sites evaluated), CORE (all sites sampled for main indicators), HAND for hand-picked"			
DESIGN	IND_DOMAIN	"Name of the indicator group within a study or Domain within a study. Text with all sites expected to be assigned to EXTENT, and CORE assigned to Target_Sampled sites.  Hand-picked sites are assigned \HAND.\""  Other values will occur when a particular group of indicators is only sampled on a planned probability subsample for the main STUDY.   No missing or \""blank\"" values allowed."			
"			EXTENT|CORE|HAND"""					
VEGPLOT	OBSTACLE	Obstacle veg plot layout used			|OBSTACLE
VEGPLOT	OBSTACLE_DEEP	Obstacle type: deep water			|DEEP_WATER
VEGPLOT	OBSTACLE_OTHER	Obstacle type: other			|OTHER.+
VEGPLOT	OBSTACLE_SAFETY	Obstacle type: safety hazard			|SAFETY_HAZARD
VEGPLOT	OBSTACLE_TIDE	Obstacle type: tide channel			|TIDE_CHANNEL
VEGPLOT	PLOT_LAYOUT	Vegetation plot layout			|STANDARD|WIDE_POLYGON|NARROW_POLYGON|WETLAND_BOUNDARY
DESIGN	PSTL_CODE	"State two letter postal code for site sampled. 50 state postal codes plus AS, MP, GU, PR, VI for American Samoa, Commonwealth of Northern Marianas, Guam, Puerto Rico and Virgin Islands.  No missing or \blank\"" values allowed."""			
COLUMN	PUBLICATION_DATE	Date of data file publication			
COLUMN	SAMPLE_TYPE	Code identifying sample type			
DESIGN	SITE_ID	"Unique Site ID for the study and design cycle sampled. Preferred form is NWCnn_MM-xxxxx  where  nn is current cycle year (11, 16, 21), MM is two letter state code, and xxxxx is between 10001 and 99999.  No missing or \blank\"" values allowed."""			
DESIGN	STUDY	Study conducted as part of NWCA. NWCA is main study identifying the core NWCA study. A unique site may belong to multiple studies. A study may be a state-specific design where not all the sites are included in NWCA.   No missing or blank values allowed.			Coastal Watersheds|NWCA|Prairie Pothole
COLUMN	UID	Unique site visit ID			
COLUMN	UNIQUE_ID	"Unique site ID based on location that does not depend on year sampled or any other factor. Form is NWC_ss_nnnnn  where ss state and nnnnn is number that starts at 10001.   No missing or \blank\"" values allowed. NA"""			
COLUMN	VISIT_NO	Sequential visit in each year			
VEGPLOT	WETLAND_TYPE_1	Predominant NWCA target wetland type in plot 1			
VEGPLOT	WETLAND_TYPE_2	Predominant NWCA target wetland type in plot 2			
VEGPLOT	WETLAND_TYPE_3	Predominant NWCA target wetland type in plot 3			
VEGPLOT	WETLAND_TYPE_4	Predominant NWCA target wetland type in plot 4			
VEGPLOT	WETLAND_TYPE_5	Predominant NWCA target wetland type in plot 5