Specimen Information

Ludwigia grandiflora
Ludwigia grandiflora
(large-flower primrose-willow)
Plants
Exotic

Specimen ID252751
GroupPlants
GenusLudwigia
Speciesgrandiflora
Common Namelarge-flower primrose-willow
StateCA
CountyMarin
LocalityNicasio Reservoir
Mapping AccuracyAccurate
HUC8 NameTomales-Drake Bays
HUC8 Number18050005
HUC10 NameLagunitas Creek
HUC10 Number1805000501
HUC12 NameNicasio Creek
HUC12 Number180500050102
Map
+
Collection Day1
Collection Month8
Collection Year2006
Year AccuracyActual
Potential Pathwayunknown
Statusestablished
Reference 1
Ref. Number:17898
Author:Anonymous
Date:2007
Title:Aquatic weed assessment for the Marin Municipal Water District’s seven reservoirs.
Publisher:Aquatic Environments, Inc, Concord, California.
Volume:2007
Issue:July 31
Pages:47 pp
CommentsProlific in 2006, forming dense mats covering the shallows
Record TypeLiterature
Freshwater/MarineFreshwater


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 [12/5/2021].

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.