rimurapa
1. (noun) bull kelp, Durvillaea antarctica - a large, brown, edible seaweed several metres long with an extraordinary holdfast against violent seas on rocky coasts. Has a fleshy stem and the blade is broad and leathery or divided into long thongs. Common around the South Island coast. Used to make pōhā for preserving birds.
He tahā nga paepae huahua, he kiri tōtara, ā ki ngā iwi o te taha moana he rimurapa ngā pōhā (M 2004:80). / Besides calabashes, containers of tōtara bark were used and for coastal tribes the pōhā bags were of bull kelp.