Eichhornia crassipes (Mart.) Solms
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Pontederiaceae
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Scientific Name
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Description
Species Description - Plants normally floating, with long pendent roots and a cluster of radiating lvs; petioles usually greatly inflated; lf-blades orbicular to reniform, 4–12 cm wide; infl a contracted panicle 4–15 cm; perianth 5–7 cm wide, lilac or rarely white, the upper lobe bearing a violet blotch with a yellow center; 2n=32. Trop. Amer., n. (as an introduction) to Va. and Mo.
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Common Names
water-hyacinth