Spirodela polyrhiza (L.) Schleid.

£Tew Yof;K
BOTANiCAL, \
NEW YORK BOTANICAL GARDEN
04270737
US
PLANTS OF TEXAS
LUXDSLL HERBARIUM, TEXAS RESEARCH FOU2TDATTOIT
Sp\ro<AA*W	Cl) ^cLleVcH.
dc\-*	«vn\ts
Houston Co.: floating on surface of pond near
Porter Springs Cem.; pH 6,7,
John R. Crutchfield No. 2621	May 5, 1967
04270737