Calflora: Cuscuta japonica

Cuscuta japonica Choisy

Japanese dodder

Cuscuta japonica, a dicot, is an annual herb or vine (parasitic) that is not native to California.

Cuscuta japonica is classified by the U.S. Federal Government as a NOXIOUS WEED. [USDA 2000]

Cuscuta japonica is also classified by the California Department of Food and Agriculture as a Noxious Weed List A: Control action required by state agencies. [CDFA Weeds 2010]


Family:	CONVOLVULACEAE (PLANTS: CUSCUTACEAE)
Related:	See a list of other species in the genus Cuscuta found in California.
	This is a parent record; distribution data is an aggregate of data for subspecies and varieties: Cuscuta japonica var. formosana

Name Status:

Accepted by TJM2 + PLANTS

Plant
Characteristics
+ Associated
Organisms

Bloom Period

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Observation

Observation Hotline
including observations with photos

Distribution by County:

See a detailed Distribution Grid of this plant in California.

A shaded county indicates that there are ocurrence records of this plant within the county.

Hover the mouse over the map to see county names. Click to view records from that county.

	There are specimen records from this county in an herbarium.
	There are documented records, vouchered or confirmed by an expert.
	There are reported records.
	There are reported records available indirectly (eg. in botanical literature).

Records by County, with approximate record counts in the form: TOTAL / CCH. Click county name to view records.

Alameda: 4 / 0 CCH Butte: 5 / 0 CCH Contra Costa: 18 / 3 CCH Fresno: 10 / 0 CCH Los Angeles: 1 / 0 CCH Merced: 9 / 0 CCH Sacramento: 26 / 3 CCH Shasta: 3 / 0 CCH San Joaquin: 1 / 0 CCH Solano: 2 / 0 CCH Sutter: 1 / 0 CCH Tulare: 2 / 0 CCH Yolo: 4 / 2 CCH Yuba: 8 / 1 CCH

CCH: records provided by the participants of the Consortium of California Herbaria.

Information about Cuscuta japonica from other sources:

Photos on Picasa / Flickr / Google Images
website references on Google
USDA PLANTS Profile (CUJA)
Nursery availability and horticultural info (what grows with this plant?) on CNPLX
UC Integrated Pest Management Weed Photo Gallery
(profile of this plant as an agricultural weed)
2012 Jepson Manual Treament from the Jepson Herbarium,
University of California, Berkeley
Search efloras.org (Flora of North America)
Search the Lady Bird Johnson Wildflower Center Native Plant Database