Article
Phytogeography of Najas gracillima (Hydrocharitaceae) in North America and its cryptic introduction to California.
American journal of botany - 1 Sept 2013
Les Donald H, Peredo Elena L, Benoit Lori K, Tippery Nicholas P, King Ursula M, Sheldon Sallie P
Abstract excerpt
UNLABELLED: PREMISE OF THE STUDY: The discontinuous North American distribution of Najas gracillima has not been explained satisfactorily. Influences of extirpation, nonindigenous introduction, and postglacial migration on its distribution were evaluated using field, fossil, morphological, and molecular data. Najas is a major waterfowl food, and appropriate conservation measures rely on accurate characterization...
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