diff --git a/datasets/invasive-other-occurrences/settings/nameserver_species_identifiers_for_t0.tsv b/datasets/invasive-other-occurrences/settings/nameserver_species_identifiers_for_t0.tsv
index c823254..f2ce279 100644
--- a/datasets/invasive-other-occurrences/settings/nameserver_species_identifiers_for_t0.tsv
+++ b/datasets/invasive-other-occurrences/settings/nameserver_species_identifiers_for_t0.tsv
@@ -164,6 +164,7 @@ Parthenocissus vitacea (Knerr) A.S. Hitchc.	3039193	NBNSYS0000033674
 Parthenocissus vitacea (Knerr) A.S. Hitchc.	3039193	INBSYS0000004603
 Parthenocissus vitacea (Knerr) A.S. Hitchc.	3039193	NHMSYS0000461525
 Pennisetum setaceum (Forssk.) Chiov.	2706134	
+Persicaria perfoliata (L.) H.Gross 4033648
 Perccottus glenii Dybowski, 1877	2390064	INBSYS0000012722
 Perccottus glenii Dybowski, 1877	2390064	INBSYS0000032652
 Pontederia cordata L.	2766030	NBNSYS0000002209