Equisetum arvense L.
(Field Horsetail)

Taxonomic hierarchy:
SpeciesEquisetum arvense (Field Horsetail)
GenusEquisetum (horsetails)
FamilyEQUISETACEAE (horsetails)
OrderEQUISETALES (an order of horsetails)
ClassEQUISETOPSIDA (a class of horsetails)
PhylumPTERIDOPHYTA (ferns and allies)
SubkingdomVIRIDIPLANTAE (lower green plants)
KingdomPLANTAE (plants)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
Records of Equisetum arvense (Field Horsetail) :
1: Equisetum arvense (Field Horsetail)
4 Apr 1998 OSGR: SU56 51° 20’ N, 1° 10’ W Vice County: Berks (VC 22) England
Image 1: Cones: two in buds, one after shedding sporesImage 2: Fertile stem: leaf sheathImage 3: Fertile stems: two buds, one ripeImage 4: Ripe cone after spores shedImage 5: Unripe coneImage 6: Unripe cone (2)
2: Equisetum arvense (Field Horsetail)
31 Jul 1976 OSGR: SU83 51° 10’ N, 0° 50’ W Vice County: Surrey (VC 17) England
in woodland
Image 1: Specimen with a few branches
3: Equisetum arvense (Field Horsetail)
9 Jun 1975 OSGR: TQ20 50° 50’ N, 0° 20’ W Vice County: West Sussex (VC 13) England

specimen with a few branches

Image 1: Sterile frond
4: Equisetum arvense (Field Horsetail)
13 Apr 1975 OSGR: TQ20 50° 50’ N, 0° 20’ W Vice County: West Sussex (VC 13) England

specimen with a few branches

Image 1: Fertile frondsImage 2: Cone - enlarged
5: Equisetum arvense (Field Horsetail)
29 Sep 1974 OSGR: SK38 53° 20’ N, 1° 30’ W Vice County: South-west Yorks (VC 63) England

specimen with a few branches

Image 1: Specimen with a few branches
6: Equisetum arvense (Field Horsetail)
6 Apr 1969 OSGR: TQ31 50° 50’ N, 0° 10’ W Vice County: East Sussex (VC 14) England

specimen with a few branches

Image 1: Cone - close-upImage 2: Fertile frond

Equisetum arvense (Field Horsetail) may be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Equisetum arvense (Field Horsetail)
BioInfoBioInfo (www.bioinfo.org.uk) has 11 host/parasite/foodplant and/or other relationships for Equisetum arvense (Field Horsetail)
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