Juncus holoschoenus. This seems to me to be correct, a remarkable record.
J. holoschoenus without any doubt.
Other identifications
Identification
Determined name:
Juncus holoschoenus
Determiner:
Identification date:
Preferred name:
Juncus holoschoenus R.Br.
Active:
no
Identification type:
Determination
Collection events
Primary collection event
Collection event type:
Field
Standard locality
Location:
Near Christchurch
Georeferences:
Latitude and Longitude (WGS84):
-43.523 172.596
Verbatim locality:
near ChCh [Christchurch]
Verbatim collector:
JBA [Armstrong JB]
Standardised collector:
Joseph B. Armstrong
Verbatim date:
1864
Start date:
1864
Country:
New Zealand
Land District:
Canterbury Land District
Specimen notes
Herbarium history:
Armstrong Herbarium. Transferred from Christchurch Botanic Gardens (CHBG). The Armstrong Collection was gifted by the Christchurch City Council, July 2014
Supplementary remarks:
This specimen was originally transcribed by volunteers through the Atlas of Living Australia DigiVol Volunteer Portal in 2015