Specimen Information

Myriophyllum spicatum
Myriophyllum spicatum
(Eurasian watermilfoil)
Plants
Exotic

Specimen ID1436256
GroupPlants
GenusMyriophyllum
Speciesspicatum
Common NameEurasian watermilfoil
StateCA
CountyYolo
Localityalong State Hwy 128 about 1.2 mi nw junction County Road 86 (Pleasants Valley Road) (at fishing access; Putah Creek); Vaca Mountains, Putah Creek
Mapping AccuracyAccurate
HUC8 NameUpper Putah
HUC8 Number18020162
HUC10 NameLower Putah Creek
HUC10 Number1802016205
HUC12 NameMcCune Creek-Putah Creek
HUC12 Number180201620503
Map
+
Collection Day29
Collection Month7
Collection Year1976
Year AccuracyActual
Potential Pathwayhitch hiker on small watercraft
Statusestablished
Reference 1
Ref. Number:25610
Author:West, R., J. Malpas, C. Powell, M. Tollett, D. Anderson, and E. Dorrington.
Date:2019
Title:Calflora
Reference 2
Ref. Number:16045
Author:Alexander, J., S. Markos, J. Yost, R.L. Moe, E. Dean, and M. Nazaire.
Date:2016
Title:Consortium of California Herbaria (CCH)
Publisher:Regents of the University of California
CommentsCalflora observation ID: cch:JEPS84735
Record TypeLiterature
DisposalJEPS
Museum Cat NumberJEPS84663
Freshwater/MarineFreshwater-Brackish


Disclaimer:

The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2021]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [3/4/2021].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted. For queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.