English > Alnus: 1 sense > noun 1, plant| Meaning | alders. |
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| Synonym | genus Alnus |
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| Member of | Betulaceae, family Betulaceae, birch family | monoecious trees and shrubs (including the genera ... / genera Betula and Alnus and Carpinus and Corylus and Ostrya and Ostryopsis) |
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| Members | alder, alder tree | north temperate shrubs or trees having toothed leaves and conelike fruit |
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| common alder, European black alder, Alnus glutinosa, Alnus vulgaris | medium-sized tree with brown-black bark and woody fruiting catkins |
| 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 | hamamelid dicot genus | genus of mostly woody relatively primitive dicotyledonous flowering plants with flowers often unisexual and often borne in catkins |
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| Spanish | alnus, género alnus, genus alnus |
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| Catalan | alnus, genus alnus |
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