Specimen Information

Ludwigia decurrens
(wingleaf primrose-willow)
Native Transplant

Specimen ID1428142
Common Namewingleaf primrose-willow
LocalityAlong rice field edges and canal ditches. Generally absent from inside the rice fields.
Mapping AccuracyAccurate
HUC8 NameButte Creek
HUC8 Number18020158
HUC10 NameLower Butte Creek
HUC10 Number1802015804
HUC12 NameDrumheller Slough-Butte Creek
HUC12 Number180201580404
Collection Day1
Collection Month8
Collection Year2016
Year AccuracyActual
Potential Pathwayhitch hiker
Reference 1
Ref. Number:25610
Title:The Calflora Database: Information on California plants for education, research and conservation
CommentsPopulation fragmented with varying densities. Annual. Seeds 0.5mm. Growing season May/June - Oct/Nov. Germination by water. Continuous germination throughout growing season. Mechanical and chemical treatments are effective, but must be performed routinely throughout the growing season due to continuous germination. First detection 2011. Pictures available. Several plants accessioned to CHSC. Class A rated pest 2016. Calflora
Record TypeLiterature
Number Collected1001-10000
Year ClassFlower


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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/26/2024].

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