| IC406471 | Piper | Piper arboreum | 30 Oct 2003 | NRCS-1 | | | GARDEN | WILD | Kozhikode, Kerala, India |
| IC406470 | Piper | Piper magnificum | 30 Oct 2003 | NRCS-2 | | | GARDEN | WILD | Kozhikode, Kerala, India |
| IC596279 | Piper | Piper hapnium | 02 Nov 2011 | IISR-6934 | | Thippalli | FARMERS FIELD | OTHERS/UNKNOWN | Pathanamthitta, Kerala, India |
| IC595866 | Piper | Piper hapnium | 17 Apr 2001 | IISR-5379 | | Kattu Thippalli | WILD | WILD | Kollam, Kerala, India |
| IC595939 | Piper | Piper hapnium | 19 Dec 2007 | IISR-7052 | | Kattu Thippalli | WILD | WILD | Kollam, Kerala, India |
| IC266413 | Piper | Piper hapnium | 05 Dec 1991 | V/90/P-72 | | | UNKNOWN | WILD | Kollam, Kerala, India |
| IC85200 | Piper | Piper hapnium | | V 4177 | | | UNKNOWN | WILD | Palakkad, Kerala, India |
| IC85219 | Piper | Piper hapnium | | V 3622 | | | UNKNOWN | WILD | Idukki, Kerala, India |
| IC85233 | Piper | Piper hapnium | | V 3784 | | | UNKNOWN | WILD | Pathanamthitta, Kerala, India |
| IC85235 | Piper | Piper hapnium | | V 3786 | | | UNKNOWN | WILD | Pathanamthitta, Kerala, India |