Utah Valley University Herbarium


Accession # 06432 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Ranunculus aquatilis L.
Infraspecific    var. capillaceus (Thuill.) DC.
James G. Harris   2549  
Coll. Date 03 August 1993 
United States
Utah County
Locality Payson Canyon, Maple Lake.
     Elev.: 6380 ft. (1945 m.)
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 39° 57'  24" N, 111° 41'  36" W
Township Range T10S, R2E, Sec. 10  
Datum Not recorded
Uncertainty Polygon diameter (with coordinate as origin): 30" (900 m.)
Specimen Notes aquatic. 


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

     Ranunculus trichophyllus var. trichophyllus Chaix

     Batrachium flaccidum (Pers.) Rupr.
     Batrachium porteri (Britt.) Britt.
     Batrachium trichophyllum (Chaix) F.W. Schultz
     Ranunculus aquatilis var. calvescens (W. Drew) L. Benson
     Ranunculus aquatilis var. capillaceus (Thuill.) DC.
     Ranunculus aquatilis var. diffusus Withering p.p.
     Ranunculus aquatilis var. harrisii L. Benson
     Ranunculus aquatilis var. lalondei L. Benson
     Ranunculus aquatilis var. porteri (Britt.) L. Benson
     Ranunculus aquatilis var. trichophyllus (Chaix) Gray
     Ranunculus flaccidus Pers.
     Ranunculus trichophyllus var. calvescens W. Drew
     Ranunculus trichophyllus var. typicus W. Drew

Common Name(s): hairleaf water buttercup, threadleaf crowfoot, thread-leaf water-crowfoot.

Taxonomic Hierarchy: (ITIS TSN=529983, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Magnoliidae
                            Order: Ranunculales
                                Family: Ranunculaceae
                                    Genus: Ranunculus
                                        Species: Ranunculus trichophyllus
                                            Variety: Ranunculus trichophyllus var. trichophyllus


Available images of this specimen (click to view):
specimen image: 06432s1.jpg

Images of other samples of the same species:
specimen image: 05676s1.jpg 
specimen image: 06807s1.jpg 
specimen image: 06905s1.jpg 
specimen image: 07921s1.jpg 
specimen image: 09096s1.jpg 
specimen image: 09809s1.jpg 
specimen image: 13158s1.jpg 
specimen image: 15803s1.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
00667 Acer negundo      "boxelder" 1.3 mi. N
01124 Achillea millefolium  subsp. lanulosa   "western yarrow" same section
00865 Agrostis exarata      "spike bentgrass" 1.3 mi. N
04434 Alopecurus pratensis      "meadow foxtail" same section
00668 Apocynum androsaemifolium  var. pumilum   "spreading dogbane" 1 mi. SW
04438 Arrhenatherum elatius      "tall oat-grass" same section
04410 Avena fatua  var. fatua   "wild oats" same section
04432 Bromus briziformis      "rattlesnake brome" same section
00856 Bromus inermis      "smooth brome" 1.3 mi. N
04428 Carex nebrascensis      "Nebraska sedge" same section
00752 Claytonia lanceolata      "spear-leaf springbeauty" same section
00755 Collinsia parviflora      "maiden blue eyed Mary" same section
04439 Dactylis glomerata      "orchard grass" same section
00751 Dactylis glomerata      "orchard grass" same section
00753 Delphinium nuttallianum      "meadow larkspur" same section
00863 Eleocharis palustris      "common spikerush" 1.3 mi. N
04431 Eleocharis palustris      "common spikerush" same section
00663 Elymus trachycaulus  subsp. trachycaulus   "slender wheatgrass" 1.3 mi. N
00855 Hackelia micrantha      "small-flowered stickseed" 1 mi. SW
14901 Iris       "iris" same section
04430 Juncus arcticus  subsp. littoralis   "mountain rush" same section
00864 Juncus articulatus      "jointleaf rush" 1.3 mi. N
04437 Juncus articulatus      "jointleaf rush" same section
04429 Juncus ensifolius  var. brunnescens  same section
00666 Lactuca tatarica  var. pulchella   "blue lettuce" 1.3 mi. N
14955 Lathyrus brachycalyx      "Bonneville sweetpea" 1.1 mi. N
04529 Leymus cinereus      "Great Basin wildrye" 1.3 mi. N
00664 Malva neglecta      "common mallow" 1.3 mi. N
08654 Medicago falcata      "yellow alfalfa" 1 mi. SW
00760 Nemophila breviflora      "basin nemophila" same section
03954 Orogenia linearifolia      "Great Basin Indian potato" same section
00757 Osmorhiza depauperata      "bluntseed sweetroot" same section
00857 Penstemon eatonii  var. eatonii  1.3 mi. N
01123 Penstemon palmeri  var. palmeri   "Palmer's beardtongue" same section
04436 Phleum pratense      "timothy" same section
04435 Poa palustris      "fowl bluegrass" same section
00759 Poa pratensis      "Kentucky bluegrass" same section
06433 Sagittaria cuneata      "northern arrowhead" same section
14960 Sambucus cerulea     1 mi. SW
00669 Senecio serra  var. serra   "tall ragwort" 1 mi. SW
00858 Solidago multiradiata  var. scopulorum   "low goldenrod" 1.3 mi. N
14907 Sphaeralcea coccinea      "scarlet globemallow" same section
00756 Stellaria jamesiana     same section
04433 Thinopyrum intermedium  subsp. intermedium   "intermediate wheatgrass" same section
00758 Veronica biloba      "twolobe speedwell" same section
00665 Viguiera multiflora      "showy goldeneye" 1.3 mi. N
00754 Viola adunca      "hook-spur violet" same section


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Maple Lake (Reservoir) Utah County, UT 628 ft. N 6408  Payson Lakes 
Maple Lake Dam (Dam) Utah County, UT 628 ft. N 6408  Payson Lakes 
Maple Bench Campground (Locale) Utah County, UT 2536 ft. N 5929  Payson Lakes 
Right Fork Peteeneet Creek (Stream) Utah County, UT 0.7 mi. N   Payson Lakes 
Dry Lake Dam (Dam) Utah County, UT 0.7 mi. S 7084  Payson Lakes 
Dry Lake Reservoir (Reservoir) Utah County, UT 0.8 mi. S 7185  Payson Lakes 
Maple Dell Camp (Locale) Utah County, UT 1 mi. N 5624  Payson Lakes 
Big Spring Creek (Stream) Utah County, UT 1 mi. S   Payson Lakes 
Shingle Mill Hollow (Valley) Utah County, UT 1 mi. S   Payson Lakes 
Castle Rock Creek (Stream) Utah County, UT 1 mi. S   Payson Lakes 
Coal Pit Creek (Stream) Utah County, UT 1.2 mi. N   Payson Lakes 
Wimmer Ranch Creek (Stream) Utah County, UT 1 mi. E   Payson Lakes 
Red Lake (Lake) Utah County, UT 1.1 mi. SW 6943  Payson Lakes 
Frank Young Canyon (Valley) Utah County, UT 1.1 mi. SE   Payson Lakes 
Rock Canyon (Valley) Utah County, UT 1.3 mi. N   Payson Lakes 
Shram Creek (Stream) Utah County, UT 1.1 mi. SE   Payson Lakes 
The Gulch (Valley) Utah County, UT 1.3 mi. S   Payson Lakes 
Pete Winward Reservoir (Reservoir) Utah County, UT 1.3 mi. S 7028  Payson Lakes 
Pete Winward Dam (Dam) Utah County, UT 1.3 mi. S 7028  Payson Lakes 
Sheepherder Hill (Summit) Utah County, UT 1.6 mi. S 7087  Payson Lakes 


Taxon Links for species Ranunculus aquatilis  L.

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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