Observations in the Species: Hypericum perforatum
English Name: Perforate St John's-wort or Perforate St. John's-Wort
Observed on: 8th July 2012
Added to iSpot: 14th March 2013
Likely ID: Perforate St. John's-Wort (Hypericum perforatum)
Identifications: 1
Agreements: 10
Comments: 3
By: Buckle's Wood


Observed on: 27th June 2010
Added to iSpot: 8th March 2013
Likely ID: Hypericum perforatum
Identifications: 2
Agreements: 8
Comments: 2
Observed on: 8th August 2012
Added to iSpot: 20th February 2013
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 5
Comments: 0
Observed on: 13th July 2012
Added to iSpot: 31st December 2012
Likely ID: Perforate St. John's-Wort (Hypericum perforatum)
Identifications: 1
Agreements: 7
Comments: 4
Description: Not sure about this one as I haven't got a close-up of stems to see ridges, if any - they appear round and smooth but with a few black spots. Leaves have very marked translucent spots and also black spots.Petals, sepals and anthers all have black spots or streaks.
Observed on: 27th June 2009
Added to iSpot: 13th December 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 7
Comments: 0
Description: Translucent dots on leaves, narrow sepals. On lime.
Observed on: 14th July 2007
Added to iSpot: 9th December 2012
Likely ID: Perforate St. John's-Wort (Hypericum perforatum)
Identifications: 1
Agreements: 0
Comments: 0
Description: Leaves with translucent dots; sepals lanceolate, acute
Observed on: 25th June 2011
Added to iSpot: 8th December 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 2
Agreements: 3
Comments: 1
Observed on: 27th August 2012
Added to iSpot: 22nd September 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 0
Comments: 2
Description: Small plant found low in grass on ancient common.
Observed on: 15th September 2012
Added to iSpot: 16th September 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 2
Comments: 0
Description: Found at junction of hedgerow and grassland
Observed on: 23rd August 2012
Added to iSpot: 23rd August 2012
Likely ID: Perforate St. John's-Wort (Hypericum perforatum)
Identifications: 1
Agreements: 4
Comments: 0
Observed on: 15th June 2012
Added to iSpot: 18th August 2012
Likely ID: Common St. John's Wort (Hypericum perforatum)
Identifications: 1
Agreements: 3
Comments: 2
Location: Lee Way, NewportLat/Lng: 51.5738, -2.9471
OS grid ref: ST344865
Areas of waste ground between industrial units on the outskirts of Newport, south Wales
Close Observed on: 17th August 2012
Added to iSpot: 17th August 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 1
Comments: 0
Description: Photographs of same plant over several days - first full flower seen today. Seems to have many of Perforate's characteristics, but not sure it has all of them.
Observed on: 11th August 2012
Added to iSpot: 12th August 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 2
Agreements: 1
Comments: 0
By: bs110


Observed on: 5th August 2012
Added to iSpot: 5th August 2012
Likely ID: Common St.John's wort (Hypericum perforatum)
Identifications: 1
Agreements: 3
Comments: 2
Description: near woodland
Observed on: 3rd August 2012
Added to iSpot: 3rd August 2012
Likely ID: Perforate St. John's-Wort (Hypericum perforatum)
Identifications: 1
Agreements: 2
Comments: 0
Description: Ridges on opposite sides of stem.
Observed on: 27th July 2012
Added to iSpot: 28th July 2012
Likely ID: perforated st johns wort (Hypericum perforatum)
Identifications: 1
Agreements: 0
Comments: 0
By: Chris Davenport


Observed on: 24th July 2012
Added to iSpot: 28th July 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 2
Agreements: 2
Comments: 0
Description: In open grassy area adjacent to deciduous woodland.
Observed on: 16th July 2012
Added to iSpot: 19th July 2012
Likely ID: St Johns Wort (Hypericum perforatum)
Identifications: 2
Agreements: 0
Comments: 2
By: amantell20


Observed on: 14th July 2012
Added to iSpot: 14th July 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 3
Comments: 3
By: tlm79


Observed on: 1st July 2012
Added to iSpot: 14th July 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 1
Comments: 0
By: amantell20


Location: 1, S ViewLat/Lng: 51.3862, -3.3549
OS grid ref: ST058661
Close Observed on: 8th July 2012
Added to iSpot: 8th July 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 1
Comments: 0
Observed on: 5th July 2012
Added to iSpot: 6th July 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 7
Comments: 0
Location: Newgatestreet RdLat/Lng: 51.721, -0.0964
OS grid ref: TL315041
Photos taken in different areas but I think they are all H. perforatum.
Close Observed on: 1st June 2009
Added to iSpot: 4th July 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 4
Comments: 0
Description: Clusters of yellow flowers with marginal black spots to the petals. Leaves have translucent dots and also few black spots on leaves and stem.
Observed on: 25th June 2012
Added to iSpot: 30th June 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 4
Comments: 0
By: curlew

Observed on: 28th June 2012
Added to iSpot: 29th June 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 2
Agreements: 0
Comments: 0
Description: yellow plant in woodland edge
By: WiggleSmush

Observed on: 24th May 2012
Added to iSpot: 21st June 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 0
Comments: 0
Description: Seed heads of a woody shrub seen within damp grassland.
Any guesses as to what it is would be very much appreciated.
Observed on: 26th May 2012
Added to iSpot: 4th June 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 2
Comments: 0
Observed on: 16th May 2012
Added to iSpot: 16th May 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 3
Agreements: 2
Comments: 0
Observed on: 2nd May 2012
Added to iSpot: 3rd May 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 3
Comments: 0
Observed on: 28th June 2011
Added to iSpot: 18th February 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 2
Agreements: 3
Comments: 1
Description: perfoaration just visible on yellow petals , its not trailing as this was upright
Location: FrosterleyLat/Lng: 54.7249, -1.9595
OS grid ref: NZ027366
In an area of bushes/hedgerow some 50m from but between domestic gardens and a river.
Close Observed on: 23rd August 2011
Added to iSpot: 15th February 2012
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 2
Agreements: 7
Comments: 2
Description: A bright yellow flower with 5 slightly ragged edged, well separated petals and numerous centrally fixed, star-bursting, spear-like stamen with tiny brown anther. Its smooth edged leaves are relatively long and thin and grow from the upper stem in bunches of 4 whilst they sprout from the lower stem in pairs partnering 2 offshoots.
Observed on: 19th July 2011
Added to iSpot: 13th December 2011
Likely ID: Perforate St. John's-Wort (Hypericum perforatum)
Identifications: 1
Agreements: 1
Comments: 0
Observed on: 17th September 2010
Added to iSpot: 6th December 2011
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 2
Agreements: 2
Comments: 0
Observed on: 16th July 2011
Added to iSpot: 1st November 2011
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 3
Comments: 0
By: Cardiff Boy 2


Observed on: 14th September 2011
Added to iSpot: 30th October 2011
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 2
Agreements: 4
Comments: 2
Observed on: 15th October 2011
Added to iSpot: 15th October 2011
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 3
Agreements: 1
Comments: 3
Observed on: 29th July 2011
Added to iSpot: 5th October 2011
Likely ID: Perforate St John's Wort (Hypericum perforatum)
Identifications: 1
Agreements: 5
Comments: 0
Description: Seen on roadside verge
By: uje2


Observed on: 24th September 2011
Added to iSpot: 4th October 2011
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 2
Agreements: 2
Comments: 0
Observed on: 18th September 2011
Added to iSpot: 18th September 2011
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 3
Comments: 0
Observed on: 27th June 2010
Added to iSpot: 17th August 2011
Likely ID: Perforate St. John's-Wort (Hypericum perforatum)
Identifications: 1
Agreements: 4
Comments: 0
By: Gentle Giant
Observed on: 2nd August 2011
Added to iSpot: 2nd August 2011
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 1
Comments: 0
Observed on: 26th July 2011
Added to iSpot: 29th July 2011
Likely ID: Perforate St. John's-Wort (Hypericum perforatum)
Identifications: 1
Agreements: 2
Comments: 0
Location: B4Lat/Lng: 51.14687, -2.715
OS grid ref: ST500388
Close Observed on: 22nd July 2011
Added to iSpot: 23rd July 2011
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 2
Agreements: 2
Comments: 0
Observed on: 10th July 2011
Added to iSpot: 18th July 2011
Likely ID: Perforate St. John's-Wort (Hypericum perforatum)
Identifications: 2
Agreements: 1
Comments: 0
Observed on: 17th July 2011
Added to iSpot: 18th July 2011
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 1
Agreements: 1
Comments: 0
By: Carmen Schneider


Observed on: 14th July 2011
Added to iSpot: 16th July 2011
Likely ID: Hypericum perforatum
Identifications: 1
Agreements: 1
Comments: 0
Observed on: 14th July 2011
Added to iSpot: 14th July 2011
Likely ID: Common St. John's Wort (Hypericum perforatum)
Identifications: 1
Agreements: 1
Comments: 0
Location: Blake Marsh, Kidderminster.Lat/Lng: 52.3942, -2.2701
OS grid ref: SO817773
Located only in one area. This may indicate that it is an introduced species.
Close Observed on: 1st July 2011
Added to iSpot: 5th July 2011
Likely ID: St. John's-Wort (Hypericum perforatum)
Identifications: 1
Agreements: 5
Comments: 0
Description: The first photograph shows the flower formation, the second shows an overall view, and the third shows the distinctive spots on the leaves.
I am not sure if this is a true native wildflower of the UK.
The last photograph shows Canis lupus familiaris: Buster, my Cavalier KC spaniel who helps me take all my photographs(!)
Observed on: 3rd July 2011
Added to iSpot: 3rd July 2011
Likely ID: Perforate St. John's-Wort (Hypericum perforatum)
Identifications: 1
Agreements: 2
Comments: 0
Description: Growing in old chalk quarry. Shrubby canopy. up to ~2ft tall.
Observed on: 2nd July 2011
Added to iSpot: 3rd July 2011
Likely ID: Perforate St John's-wort (Hypericum perforatum)
Identifications: 2
Agreements: 1
Comments: 0
Description: Yellow star-shaped flowers with prominant stamens, just starting to open. Seen next to path near disused railway.