Bidens L.
(bur-marigolds)

Subtaxon Example images Rank Featured
subtaxa		 No of
images		 No of
ID refs
Bidens cernua
Nodding Bur-marigold
(Click to open)
 		Species 3 images
Bidens tripartita
Trifid Bur-marigold
(Click to open)
 		Species 1 subtaxa 29 images
Taxonomic hierarchy:
GenusBidens (bur-marigolds)
TribeHeliantheae (a tribe of composites)
SubfamilyASTEROIDEAE (“daisies”)
FamilyASTERACEAE (daisies, dandelions and thistles, composite)
OrderASTERALES (daisies, dandelions, thistles and bell flowers)
SubclassEU-DICOTS (dicotyledonous flowering plants)
ClassMAGNOLIOPSIDA (flowering plants)
PhylumTRACHEOPHYTA (vascular plants)
KingdomPLANTAE (plants)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)

Identification Works

AuthorYearTitleSource
() Lansdown R.V. & Pankhurst T.J. Field Guide to the Identification of Difficult Aquatic Plants of the New Forest

Bidens (bur-marigolds) may also be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Bidens (bur-marigolds)
BioInfoBioInfo (www.bioinfo.org.uk) has 11 host/parasite/foodplant and/or other relationships for Bidens (bur-marigolds)
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