Are Calendula and Rotala Indica in the same botanical family?

No — Calendula is Asteraceae and Rotala Indica is Lythraceae.

Can you substitute Calendula for Rotala Indica?

They come from different families (Asteraceae and Lythraceae), so direct substitution is uncommon.

Compare · per-herb profile

Calendula vs Rotala Indica

Calendula officinalis · Rotala indica

Calendula

Calendula officinalis

T Traditional Use

Family: Asteraceae
Genus: Calendula
Primary use: medicinal

Calendula officinalis, Mary's gold, common marigold, the pot marigold, Scotch marigold, or ruddles, is a flowering plant in the daisy family, Asteraceae. It is probably native to southern Europe, but its long history of cultivation makes its precise origin unknown, and it is wide…

Rotala Indica

Rotala indica

T Traditional Use

Family: Lythraceae
Genus: Rotala
Primary use: medicinal

Rotala indica is a species of flowering plant in the loosestrife family known by the common name Indian toothcup. It is native to Southeast Asia. This aquatic plant is best known as a popular aquarium plant and as a weed of rice fields. It is known as an introduced species and a …

At a glance

· Different families — Asteraceae vs Lythraceae.
· Both are primarily medicinal.
· Evidence tiers — Calendula: T; Rotala Indica: T.