Anandakanda 2.9.91

2.9.91

tasyāḥ kando rasaṃ śīghraṃ bandhanaṃ nayati dhruvam /
<kūrmalatā>
uktā kūrmalatā kūrmarūpakandā payo'nvitā //

its tuber certainly brings mercury quickly to fixation.
[The vine Kūrmalatā]
The vine called kūrmalatā has a tuber shaped like a tortoise and is endowed with milk;