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| black alder Alnus glutinosa; common alder Alnus glutinosa | |||
| European alder (Alnus glutinosa); black alder (Alnus glutinosa); common alder (Alnus glutinosa) | |||
| Oregon alder (Alnus oregona, Alnus rubra); red alder (Alnus oregona, Alnus rubra); western alder (Alnus oregona, Alnus rubra) | |||
| Roterle: 4 phrases in 2 subjects |
| Forestry | 3 |
| General | 1 |