Ludwigia palustris var. americana (DC.) Fernald & Griscom

yjW YORK BOTANICAL GARDEN
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Flowering Plants of the Sierra Nevada
LUDWIGIA PALUSTRIS (L.) Ell. var.
AMERICANA (DC.) Fern. & Griscom.
Isabella Lake bed: old Kern River channel
about 1/4 mile south of the old Borel
Canal bridge, Kern County.
Stems decumbent,' rooting at the nodes.
Rare in wet soil around semi-stagnant
pools in an old river channel.
Elevation; 2500 feet, broad river valley
in aii arid digger pine association.
Ernest C. Twisselmann	Number: 6503
August 21,1961
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