Not R. conglomeratus.
Maybe R. crispus or R. crispus × R. obtusifolius ( R. × acutus OR R. × pratensis)
Leaf base acute like in R. crispus, slightly curly margin, but rather wide leaf like in R. obtusifolius points towards the hybrid.
Other identifications
Identification
Determined name:
Rumex conglomeratus Murray
Determiner:
D.G. Drury
Identification date:
2005-09-17 (Verbatim: 17 Sep 2005)
Preferred name:
Rumex conglomeratus Murray
Active:
no
Identification type:
Determination
Collection events
Primary collection event
Collection event type:
Field
Standard locality
Location:
Tahunanui Spit / Tahunanui back beach
Georeferences:
Latitude and Longitude (WGS84):
-41.282509 173.231964
Verbatim locality:
Tahunanui Spit, facing west
Verbatim collector:
D.G. Drury
Standardised collector:
David G. Drury
Verbatim date:
17 Sep 2005
Start date:
2005-09-17
Country:
New Zealand
Land District:
Nelson Land District
Native lands:
Ngāti Apa ki te Rā Tō
Ngāti Kōata
Ngāti Kuia
Ngāti Rārua
Ngāti Tama ki Te Tau Ihu
Ngāti Toa Rangatira
Rangitāne o Wairau
Te Atiawa o Te Waka-a-Māui
Georeferences:
New Zealand Map Series 1:
S20 58- 28- (WGS84 -41.281307 173.230091)
Habitat:
On sand of fixed (old) dune under pines, in partial shade.
Notes:
Leaf bases pinkish red; petioles speckled red; roots brown cream, not long taproots; blade green; veins prominant below in large leaves. Growing with grasses.