Vallisneria americana Michx.
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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
Hydrocharitaceae
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Scientific Name
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Description
Species Description - Lvs very thin, to 2 m, 3-10 mm wide, seldom more; staminate scape stout, 3-15 cm, the fls only 1-1.5 mm wide; stamens erect, with short, ± connate filaments, the androecium surrounded by a ring of short hairs; pistillate fls white, the sep 3.5-6.5 mm; staminodia adnate to the short style; fr 5-12 cm. In quiet water; N.S. and Que. to Minn. and S.D., s. to trop. Amer., and irregularly widespread elsewhere. July-Oct. Ours are var. americana.
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Common Names
water-celery