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Observations sur quelques espèces du genre Hieracium
Sudre, Henri, 1862-1918
Article
1915
Bulletin de la Société botanique de France
62
97--122
BioStor
Paris, La Société, 1854-1978
BioStor: https://biostor.org/reference/157068 DOI: https://doi.org/10.1080/00378941.1915.10832630