Magazine.

Content search 1853-1860 complete.

The Société impériale d'horticulture de Paris et centrale de France merged at the end of 1854 with the Société d'horticulture de la Seine to form the Société impériale et centrale d'horticulture.

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Magazine.

8 favorite votes.  

Magazine.

1928 missing

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Article (magazine) published 2001.

The author divides the species P. delavayi Franch. into two varieties and several forms.

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Website/Catalog published 1989.

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Magazine published 1920 by Doubleday & Company.

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Article (magazine) published 2006.

The authors re-establish <i>P. corsica</i> Sieber ex Tausch as a separate species distinct from <i>P. mascula</i>, following research in the Mediterenean Islands, Italy and Greece.

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Magazine.

7 favorite votes.  

Magazine.

7 favorite votes.  

Magazine.

7 favorite votes.