Are Calendula and Xanthophyllum Siamense in the same botanical family?

No — Calendula is Asteraceae and Xanthophyllum Siamense is Polygalaceae.

Can you substitute Calendula for Xanthophyllum Siamense?

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

Compare · per-herb profile

Calendula vs Xanthophyllum Siamense

Calendula officinalis · Xanthophyllum siamense

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…

Xanthophyllum Siamense

Xanthophyllum siamense

T Traditional Use

Family: Polygalaceae
Genus: Xanthophyllum
Primary use: medicinal

Xanthophyllum flavescens is a plant in the family Polygalaceae. The specific epithet flavescens is from the Latin meaning "becoming yellow', referring to the leaves.

At a glance

· Different families — Asteraceae vs Polygalaceae.
· Both are primarily medicinal.
· Evidence tiers — Calendula: T; Xanthophyllum Siamense: T.