One verse

Srimad Bhagavatam 6.6.28

6.6.28

दन्दशूकादय: सर्पा राजन् क्रोधवशात्मजा: । इलाया भूरुहा: सर्वे यातुधानाश्च सौरसा: ॥ २८ ॥

dandasukadayah sarpa rajan krodhavasatmajah ilaya bhuruhah sarve yatudhanas ca saurasah

dandasuka-adayah
headed by the dandasuka snakes
sarpah
reptiles
rajan
O King
krodhavasa-atma-jah
born from Krodhavasa
ilayah
from the womb of Ila
bhuruhah
the creepers and trees
sarve
all
yatudhanah
the cannibals (Raksasas)
ca
also
saurasah
from the womb of Surasa.

The sons born of Krodhavasa were the serpents known as dandasuka, as well as other serpents and the mosquitoes. All the various creepers and trees were born from the womb of Ila. The Raksasas, bad spirits, were born from the womb of Surasa.