Foto n. 12957 - tape-grass (Vallisneria spiralis)
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'.
File size: 71977 bytes - Views: 466

Foto n. 62143 - tape-grass (Vallisneria spiralis)
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.
File size: 45152 bytes - Views: 544

Foto n. 152225 - tape-grass (Vallisneria spiralis)
Credit: Photo by Franco Giordana
File size: 37133 bytes - Views: 572

Foto n. 84907 - tape-grass (Vallisneria spiralis)
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.
File size: 76948 bytes - Views: 446