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Famiglia: Betulaceae Genere: Alnus
Specie della flora italiana: Alnus cordata (Loisel.) Desf.
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 Alnus alnobetula subsp. alnobetula 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 exipred. |
 Alnus cordata Credit: Photo by Enrico Romani |
 Alnus cordata Credit: Photo by Enrico Romani |
 Alnus cordata Credit: Photo by Enrico Romani |
 Alnus cordata Credit: Photo by Enrico Romani |
 Alnus cordata Credit: Photo by Enrico Romani |
 Alnus crispa Robert H. Mohlenbrock USDA-NRCS PLANTS Database / USDA NRCS. 1995. Northeast wetland flora: Field office guide to plant species. Northeast National Technical Center, Chester. - Not copyrighted image |
 Alnus glutinosa Robert H. Mohlenbrock USDA-NRCS PLANTS Database / USDA NRCS. 1995. Northeast wetland flora: Field office guide to plant species. Northeast National Technical Center, Chester. - Not copyrighted image |
 Alnus glutinosa 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: 613. |
 Alnus glutinosa Jan Kops et al. - Flora Batava - 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". |
 Alnus glutinosa Credit: Photo by Leo Michels. Usage: Public Domain |
 Alnus glutinosa Credit: Photo by Leo Michels. Usage: Public Domain |
 Alnus glutinosa Credit: Photo by Leo Michels. Usage: Public Domain |
 Alnus glutinosa Credit: Photo by Leo Michels. Usage: Public Domain |
 Alnus glutinosa Credit: Photo by Leo Michels. Usage: Public Domain |
 Alnus glutinosa Otto Wilhelm Thomé: Flora von Deutschland, Österreich und der Schweiz (1885) - 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". |
 Alnus incana 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: 613. |
 Alnus incana Jan Kops et al. - Flora Batava - 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". |
 Alnus incana ssp. rugosa 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: 613. |
 Alnus maritima Robert H. Mohlenbrock USDA-NRCS PLANTS Database / USDA NRCS. 1995. Northeast wetland flora: Field office guide to plant species. Northeast National Technical Center, Chester. - Not copyrighted image |
 Alnus maritima 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: 614. |
 Alnus serrulata Robert H. Mohlenbrock USDA-NRCS PLANTS Database / USDA SCS. 1989. Midwest wetland flora: Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln. - Not copyrighted image |
 Alnus serrulata Robert H. Mohlenbrock USDA-NRCS PLANTS Database / USDA SCS. 1989. Midwest wetland flora: Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln. - Not copyrighted image |
 Alnus tenuifolia Robert H. Mohlenbrock USDA-NRCS PLANTS Database / USDA NRCS. 1992. Western wetland flora: Field office guide to plant species. West Region, Sacramento. - Not copyrighted image |
 Alnus viridis Credit: Photo by Marinella Zepigi |
 Alnus viridis Credit: Photo by Marinella Zepigi |
 Alnus viridis Credit: Photo by Marinella Zepigi |
 Alnus viridis Credit: Photo by Marinella Zepigi |
 Alnus viridis Credit: Photo by Marinella Zepigi |
 Alnus viridis ssp. sinuata 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: 612. |
