Anleitung zu Wissenschaftlichen Beobachtungen auf Reisen 368. 1875. Robert R. Haynes Illustrated Treatment appears in FNA Volume 22. Illustrator: John Myers
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academy of arts and science n.s. 17:79, plates 15, 30, fig. 5. 1932. Robert R. Haynes, C. Barre Hellquist EndemicConservation concern Treatment appears in
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Illustrations of the Botany... of the Himalayan Mountains... 1: 376. 1839. Robert R. Haynes WeedyIntroducedIllustrated Basionym: Serpicula verticillata Linnaeus
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Research Studies of the State College of Washington 30(2): 23. 1962. Robert R. Haynes Endemic Synonyms: Elodea longivaginata H. St. John Treatment appears
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Reichenbach et al., Icones florae germanicae et helveticae 7: 13. 1845. Robert R. Haynes, C. Barre Hellquist Common names: Alga pondweed Tuckerman’s pondweed potamot
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Memoirs of the american academy of arts and science 17: 112. 1932. Robert R. Haynes, C. Barre Hellquist Common names: Snail-seed pondweed Endemic Synonyms:
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speciesSagittaria lancifolia subspeciesSagittaria lancifolia subsp. lancifolia Robert R. Haynes, C. Barre Hellquist Synonyms: Sagittaria angustifolia Treatment appears
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genusPotamogeton speciesPotamogeton alpinus Balbis Misc. Bot. 13. 1804. Robert R. Haynes, C. Barre Hellquist Common names: Potamot alpin Illustrated Synonyms:
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subspeciesSagittaria graminea subsp. weatherbiana (Fernald) R. R. Haynes & Hellquist Novon 6: 371. 1996. Robert R. Haynes, C. Barre Hellquist Endemic Basionym: Sagittaria
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subspeciesSagittaria graminea subsp. chapmanii (J. G. Smith) R. R. Haynes & Hellquist Novon 6: 370. 1996. Robert R. Haynes, C. Barre Hellquist Endemic Basionym: Sagittaria
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speciesSagittaria graminea subspeciesSagittaria graminea subsp. graminea Robert R. Haynes, C. Barre Hellquist Common names: Sagittaire graminoide Synonyms: Sagittaria
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montevidensis subspeciesSagittaria montevidensis subsp. montevidensis Robert R. Haynes, C. Barre Hellquist Treatment appears in FNA Volume 22. Herbs, perennial
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speciesStuckenia filiformis subspeciesStuckenia filiformis subsp. filiformis Robert R. Haynes, C. Barre Hellquist Treatment appears in FNA Volume 22. Stems 10–30
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(Micheli) Bogin Memoirs of the New York Botanical Garden 9: 214. 1955. Robert R. Haynes, C. Barre Hellquist Basionym: Sagittaria lancifolia var. media Micheli
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floridana (R. R. Haynes & Wentz) R. R. Haynes & Hellquist Novon 6: 371. 1996. Robert R. Haynes WeedyEndemic Basionym: Najas guadalupensis var. floridana R. R.
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subspeciesPotamogeton foliosus subsp. fibrillosus (Fernald) R. R. Haynes & Hellquist Novon 6: 370. 1996. Robert R. Haynes, C. Barre Hellquist EndemicConservation concern
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subspeciesNajas guadalupensis subsp. muenscheri (R. T. Clausen) R. R. Haynes & Hellquist Novon 6: 371. 1996. Robert R. Haynes EndemicConservation concern Basionym:
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subsp. tenuissimus (Mertens & W. D. J. Koch) R. R. Haynes & Hellquist Novon 6: 370. 1996. Robert R. Haynes, C. Barre Hellquist Common names: Potamot très
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guadalupensis subsp. olivacea (Rosendahl & Butters) R. R. Haynes & Hellquist Novon 6: 371. 1996. Robert R. Haynes WeedyEndemic Basionym: Najas olivacea Rhodora
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pusillus subsp. gemmiparus (J. W. Robbins) R. R. Haynes & Hellquist Novon 6: 370. 1996. Robert R. Haynes, C. Barre Hellquist Common names: Potamot gemmipare
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