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                            | Source: | Marhold, K. (2011): Hydrangeaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity. 
 
 |  
                            | Name: | Hydrangea L. |  
                            | Nomencl. ref.: | Sp. Pl., ed. 1: 397. 1753 |  
                            | Rank: | Genus |  
                            | Status: | ACCEPTED |  
				| Occurrence: | 
						| Code | Region | Status | Source |  
								| Au(A) | Austria | introduced | Calculated |  
								| Az | Azores | introduced | Calculated |  
								| Az(C) | Corvo | introduced | Calculated |  
								| Az(F) | Faial | introduced | Calculated |  
								| Az(G) | Graciosa | introduced | Calculated |  
								| Az(J) | São Jorge | introduced | Calculated |  
								| Az(L) | Flores | introduced | Calculated |  
								| Az(M) | São Miguel | introduced | Calculated |  
								| Az(P) | Pico | introduced | Calculated |  
								| Az(S) | Santa Maria | introduced | Calculated |  
								| Az(T) | Terceira | introduced | Calculated |  
								| Ca | Canary Is. | introduced: naturalized | Calculated |  
								| Ca(T) | Tenerife | introduced: naturalized | Calculated |  
								| Hb | Ireland | introduced | Calculated |  
								| Hs | Spain | introduced | Calculated |  
								| Hs(S) | Spain | introduced | Calculated |  
								| It | Italy | introduced | Calculated |  
								| Lu | Portugal | introduced | Calculated |  
								| Md | Madeira | introduced | Calculated |  
								| Md(M) | Madeira | introduced | Calculated |  
								| Md(P) | Porto Santo | introduced | Calculated |  
								| Po | Poland | cultivated | Calculated |  
								| Sk | Slovakia | native | Calculated |  |  |