Polygonum acuminatum

P acuminatum Kunth tapertip smartweed «tavari» in Easter Island Inside major crater besides Scirpus No fasciculated trichomes, with other types of trichomes and glandular and non-glandular emergencies, and complex glands all in Persicaria (sectio) includying valvate chambers

Checklist as viewed on GBIF-Database
syn. Persicaria acuminata M.Gómez

Herbaria
https://plants.jstor.org/compilation/Polygonum.acuminatum