Photo id: 73630 - tape-grass (Vallisneria americana)
Caption: William and Wilma Follette - USDA-NRCS PLANTS Database / USDA NRCS. 1992. Western wetland flora: Field office guide to plant species. West Region, Sacramento. - Not copyrighted image
Dimensioni del file: 29923 bytes
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Photo id: 62143 - tape-grass (Vallisneria spiralis)
Caption: Hippolyte Coste - Flore descriptive et illustrée de la France, de la Corse et des contrées limitrophes, 1901-1906 - This image is in public domain because its copyright has expired.
Dimensioni del file: 45152 bytes
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Photo id: 84907 - tape-grass (Vallisneria spiralis)
Caption: Picture modified from Thomé, Otto Wilhelm - Lehrbuch der Botanik fur Gymnasien, Realschulen, forst- und landwirthschaftliche Lehranstalten, pharmaceutische Institute etc. sowie zum Selbstunterrichte. 2. Auflage. (1872) - Permission granted to use under GFDL by Kurt Stueber. Source: www.biolib.de - Permission is granted to copy, distribute and/or modify this image under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.
Dimensioni del file: 76948 bytes
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Photo id: 152225 - tape-grass (Vallisneria spiralis)
Caption: Credit: Photo by Franco Giordana
Dimensioni del file: 37133 bytes
Foto visualizzata 730 volte

Photo id: 11579 - tape-grass (Vallisneria americana)
Caption: USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 1: 106.
Dimensioni del file: 45617 bytes
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Photo id: 12957 - tape-grass (Vallisneria spiralis)
Caption: Picture modified from Richard Wettstein - Handbuch der Systematischen Botanik (1924) - Permission granted to use under GFDL by Kurt Stueber. Source: www.biolib.de - Permission is granted to copy, distribute and/or modify this image under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled 'GNU Free Documentation License'.
Dimensioni del file: 71977 bytes
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