Not (pure) R. obtusifolius.
Leaf base does not look cordate and leaf relatively narrow.
Either R. crispus or a cross between the two (R. × pratensis × R. ×acutus).
Other identifications
Identification
Determined name:
Rumex obtusifolius L.
Determiner:
M. Heginbotham
Identification date:
1975-08 (Verbatim: August 1975)
Preferred name:
Rumex obtusifolius L.
Active:
no
Identification type:
Determination
Collection events
Primary collection event
Collection event type:
Field
Standard locality
Location:
Waioeka River Bridge, Opotiki
Georeferences:
Latitude and Longitude (WGS84):
-38.013308 177.272774
Verbatim locality:
Opotiki Borough, Waioeka River
Verbatim collector:
M.Heginbotham
Standardised collector:
Marc Heginbotham
Verbatim date:
August 1975
Start date:
1975-08
Country:
New Zealand
Land District:
Gisborne Land District
Native lands:
Whakatōhea
Georeferences:
Latitude and Longitude (WGS84):
-38.013099 177.273559