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Alnus oblongifolia
Alnus oblongifolia Torr.
Arizona Alder
Betulaceae (Birch Family)
Synonym(s):
USDA Symbol: ALOB2
USDA Native Status: L48 (N)
Tall, straight-trunked tree with open, rounded crown.
This is one of the largest native alders and a handsome tree of rocky canyon bottoms. It is recognized by its smooth, dark gray bark. The soft wood is used as fuel.
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Plant Characteristics
Duration: PerennialHabit: Tree
Leaf Retention: Deciduous
Leaf Arrangement: Alternate
Leaf Complexity: Simple
Leaf Shape: Elliptic , Lanceolate , Ovate
Leaf Venation: Pinnate
Leaf Margin: Double-serrate
Leaf Base: Cuneate
Leaf Texture: Leathery
Breeding System: Flowers Unisexual , Monoecious
Inflorescence: Catkin
Fruit Type: Samara
Size Notes: Height to 30 M.
Bloom Information
Bloom Color: Red , GreenBloom Time: Mar , Apr
Distribution
USA: AZ , NMNative Distribution: SW. New Mexico and Arizona; local in N. New Mexico; also in N. Mexico; at 4500-7500' (1372-2286 m).
Native Habitat: Wet canyon soils in mountains and along streams.
National Wetland Indicator Status
Region: | AGCP | AK | AW | CB | EMP | GP | HI | MW | NCNE | WMVE |
Status: | FACW | FACW | FACW |
Web Reference
Webref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Additional resources
USDA: Find Alnus oblongifolia in USDA PlantsFNA: Find Alnus oblongifolia in the Flora of North America (if available)
Google: Search Google for Alnus oblongifolia
Metadata
Record Modified: 2022-09-27Research By: TWC Staff