Sida hackettiana W. V. Fitzg.

are eaten by

• Global Biotic Interactions: Austroasca malvae (Evans 1942)
• Global Biotic Interactions: Austroasca pulcherrima
• Global Biotic Interactions: Austroasca histrionicula (Kirkaldy 1906)

are host of

• Global Biotic Interactions: Puccinia heterospora Berk. & M. A. Curtis 1868

have flowers visited by

• Global Biotic Interactions: Danaus (Anosia) plexippus Linnaeus 1758 (Monarch)