Anandakanda 2.8.23

2.8.23

bhaumaratnaṃ ca raktāṅgo raktāṅkuralatāmaṇiḥ /
<coral:: place of origin>
setau sāgaramadhye yā jāyate vallarī śubhā //

bhaumaratna, raktāṅga, raktāṅkura, and latāmaṇi [are synonyms of coral].
The auspicious creeper that grows at the Cause-way in the midst of the ocean,