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Alnus serrulata is a large shrub or small tree that may grow up to 2.5–4 m (8.2–13.1 ft) high and 15 cm (5.9 in) in diameter. The scientific name originates from alnus which is an old name for alder; serrulata points to the finely-toothed leaf margins which it possesses.
Female alder catkins after shedding their seeds Alnus serrulata male catkins. Alders are trees of the genus Alnus in the birch family Betulaceae.The genus includes about 35 species [2] of monoecious trees and shrubs, a few reaching a large size, distributed throughout the north temperate zone with a few species extending into Central America, as well as the northern and southern Andes.
Alnus rubra: red alder Betulaceae (birch family) 351 Alnus rugosa: speckled alder Betulaceae (birch family) Alnus serrulata: common alder; hazel alder; tag alder; smooth alder Betulaceae (birch family) Alnus sinuata: Sitka alder Betulaceae (birch family) Alnus subcordata: Caucasian alder Betulaceae (birch family) Alnus tenuifolia: mountain ...
Alnus (alders) Alnus glutinosa (Black alder) - introduced; Alnus incana (Speckled alder) Alnus rubra (Red alder) Alnus serrulata (Hazel alder) Alnus viridis (Green alder) Amelanchier (serviceberries) Amelanchier alnifolia (Juneberry or Saskatoon berry) Amelanchier arborea (Downy serviceberry) Amelanchier bartramiana (Mountain serviceberry)
Alnus glutinosa, the common alder, black alder, European alder, European black alder, or just alder, is a species of tree in the family Betulaceae, native to most of ...
Pages in category "Alnus" ... Alnus serrulata; Alnus sieboldiana; Alnus subcordata This page was last edited on 26 March 2013, at 16:07 (UTC). Text is available ...
Alnus serrulata (Aiton) Wiild. [1]: 81–82 Hazel Alder, Tag Alder: State-wide Least Concern: Betulaceae: Betula alleghaniensis Britton [1]: 82–83 Yellow Birch: Mountain slopes above 3–4500 feet elevation Least Concern: Betulaceae: Betula lenta L. [1]: 83–84 Black Birch, Sweet Birch
A mature alder tree (Alnus species) produces long catkins containing only male flowers, each with four stamens and a minute perianth, and separate stalked groups of female flowers, each without a perianth. [8] (See the illustration of Alnus serrulata.) Most hollies (members of the genus Ilex) are dioecious. Each plant produces either ...