http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Conservation assessment for triple-ribbed milkvetch (Astragalus tricarinatus, Fabaceae) in Joshua Tree National Park
Natural Resource Stewardship and Science,
1 online resource (ix, 83 pages) : color illustrations, color maps.
"Experience your America"--Page 4 of cover.
Includes bibliographical references (pages 79-83).