Utah Valley University Herbarium


Accession # 12437 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Alnus incana (L.) Moench
Infraspecific    subsp. tenuifolia (Nutt.) Breitung
Common name   thinleaf alder
B.E. Nelson   58437  
   with E. Foley, M. Foley
Coll. Date 08 June 2003 
United States
Jefferson County
Locality Front Range, W side of ridge, between cub and Maxwell Creeks, off Black Mountain Drive. ca 5.5-6 air miles SW of Evergreen.
     Elev.: 8300 ft. (2530 m.)
Habitat Notes stream bottom, alder, willow, in lodgepole pine forest. 
Climate NCDC temperatures, daily high (red), daily average (green) and daily low (blue), from 1970 to 2000 at this location.   NCDC average monthly precipitation from 1970 to 2000 at this location.
Latitude Longitude 40° 21'  30" N, 105° 23'  32" W
Datum Not recorded
Uncertainty Not calculated


Synonyms recognized by ITIS (bold taxon is currently accepted):

     Alnus incana ssp. tenuifolia (Nutt.) Breitung

     Alnus americana (Reg.) Czerep.
     Alnus incana var. occidentalis (Dippel) C.L. Hitchc.
     Alnus incana var. virescens S. Wats.
     Alnus X purpusii Callier
     Alnus rugosa rugosa (Du Roi) Spreng.
     Alnus tenuifolia Nutt.
     Betula rugosa (Du Roi) Ehrh.

Common Name(s): mountain alder, speckled alder, thinleaf alder.

Taxonomic Hierarchy: (ITIS TSN=181889, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Hamamelidae
                            Order: Fagales
                                Family: Betulaceae
                                    Genus: Alnus
                                        Species: Alnus incana
                                            Subspecies: Alnus incana ssp. tenuifolia


Available images of this specimen (click to view):
specimen image: 12437s1.jpg

Images of other samples of the same species:
specimen image: 02087s3.jpg 
specimen image: 02160s3.jpg 
specimen image: 02265s3.jpg 
specimen image: 02278s3.jpg 
specimen image: 02300s3.jpg 
specimen image: 03069s3.jpg 
specimen image: 04518s3.jpg 

Nearby Accessions

  There are no nearby accessions.


Nearby locations from the USGS Geographic Name Information System (GNIS) database:

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Nixon Park (Flat) Larimer County, CO 0.9 mi. S 8688  Panorama Peak 
Panorama Peak (Summit) Larimer County, CO 1 mi. SW 9282  Panorama Peak 
Pole Hill Tunnel (Tunnel) Larimer County, CO 1.2 mi. N 8718  Panorama Peak 
Sugarloaf Mountain (Summit) Larimer County, CO 1.3 mi. N 8931  Glen Haven 
Rabbit Gulch (Valley) Larimer County, CO 1.4 mi. E   Glen Haven 
Pole Hill (Summit) Larimer County, CO 1.8 mi. NE 8685  Drake 
South Side Dam (Dam) Weld County, CO 1.8 mi. E 8281  Pinewood Lake 
South Side Reservoir (Reservoir) Weld County, CO 1.8 mi. E 8281  Pinewood Lake 
The Notch (Summit) Larimer County, CO 2.3 mi. W 8458  Panorama Peak 
Meadowdale Ranch (Locale) Larimer County, CO 2.4 mi. SW 7704  Panorama Peak 
Lion Gulch Trailhead (Locale) Larimer County, CO 3 mi. S 7500  Panorama Peak 
Big Gulch (Valley) Larimer County, CO 2.7 mi. SW   Panorama Peak 
Lion Gulch (Valley) Larimer County, CO 3.1 mi. S   Panorama Peak 
Devils Gulch (Valley) Larimer County, CO 2.7 mi. SE   Panorama Peak 
Grizzly Gulch (Valley) Larimer County, CO 2.8 mi. SW   Panorama Peak 
Lowdermild Hill (Summit) Larimer County, CO 3.4 mi. S 7304  Panorama Peak 
Rabbit Gulch (Valley) Larimer County, CO 3.4 mi. N   Drake 
Solitude Creek (Stream) Larimer County, CO 2.8 mi. NW   Panorama Peak 
Elk Ridge (Ridge) Larimer County, CO 3.3 mi. SE 8445  Pinewood Lake 
Long Gulch (Valley) Larimer County, CO 3.6 mi. N   Glen Haven 


Taxon Links for species Alnus incana  (L.) Moench

CalPhotos, Berkeley Digital Library Project

CNPS Manual of California Vegetation Database

USDA Plants database
University of Washington Herbarium: Plants of Washington (images)

Texas A&M University: Image Library (images)

Lady Bird Johnson's Wildflower Center

Google Images

External link to this species in the UVU Herbarium:

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