Agnipurana 362.26

362.26

sarjāśvakarṇau vīrendrau indradruḥ kakubho 'rjunaḥ /
iṅgudī tāpasatarurmocā śālmalireva ca //

sarja, aśvakarṇa, and vīrendra; indradru, kakubha, and arjuna [denote the arjuna tree]; / iṅgudī and tāpasataru [are synonyms]; mocā and śālmali [denote the silk-cotton tree];