English > alder: 2 senses > noun 2, plant| Meaning | north temperate shrubs or trees having toothed leaves and conelike fruit; bark is used in tanning and dyeing and the wood is rot-resistant. |
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| Synonym | alder tree |
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| Member of | Alnus, genus Alnus | alders |
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| Narrower | common alder, European black alder, Alnus glutinosa, Alnus vulgaris | medium-sized tree with brown-black bark and woody fruiting catkins |
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| green alder, Alnus veridis | shrub of mountainous areas of Europe |
| green alder, Alnus veridis crispa, Alnus crispa | North American shrub with light green leaves and winged nuts |
| grey alder, gray alder, Alnus incana | Native to Europe but introduced in America |
| red alder, Oregon alder, Alnus rubra | large tree of Pacific coast of North America having hard red wood much used for furniture |
| seaside alder, Alnus maritima | shrub or small tree of southeastern United States having soft light brown wood |
| smooth alder, hazel alder, Alnus serrulata | Common shrub of the eastern United States with smooth bark |
| speckled alder, Alnus rugosa | Common shrub of Canada and northeastern United States having shoots scattered with rust-colored down |
| white alder, mountain alder, Alnus rhombifolia | Tree of western United States |
| Broader | tree | A tall perennial woody plant having a main trunk and branches forming a distinct elevated crown |
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| Substances | alder | wood of any of various alder trees |
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| Spanish | aliso |
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| Catalan | vern |
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