Germplasm Resources Information Network (GRIN) Taxonomy Database
Acquired:
2003-01-21
Notes:
National Plant Germplasm System (NPGS), National Germplasm Resources Laboratory, Agricultural Research Service, USDA. http://www.ars-grin.gov/npgs/tax/index.html
Reference for:
Asplenium ceterach
Source:
Germplasm Resources Information Network (GRIN), 2007 - 2011
Acquired:
2011-01-01
Notes:
USDA, ARS, National Genetic Resources Program. Germplasm Resources Information Network - (GRIN) [Online Database]. National Germplasm Resources Laboratory, Beltsville, Maryland. URL: http://www.ars-grin.gov/cgi-bin/npgs/html/paper.pl?language=en
Reference for:
Asplenium ceterach
Source:
Aspleniaceae of North America Update
Acquired:
2011-12-05
Notes:
Updated for ITIS by the Flora of North America Expertise Network, in connection with an update for USDA PLANTS (2007-2010)