Are Plumeria Obtusa and Plumeria Rubra in the same botanical family?

Yes — both belong to Apocynaceae.

Can you substitute Plumeria Obtusa for Plumeria Rubra?

They are close relatives in the genus Plumeria, often substitutable with flavor adjustments.

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Plumeria Obtusa vs Plumeria Rubra

Plumeria obtusa · Plumeria rubra

Plumeria Obtusa

Plumeria obtusa

T Traditional Use

Family: Apocynaceae
Genus: Plumeria
Primary use: medicinal

Plumeria obtusa, the Singapore graveyard flower, is a species of the genus Plumeria (Apocynaceae). It is native to the Neotropics, but widely cultivated for its ornamental and fragrant flowers around the world, where suitably warm climate exists.

Plumeria Rubra

Plumeria rubra

T Traditional Use

Family: Apocynaceae
Genus: Plumeria
Primary use: medicinal

Plumeria rubra is a deciduous plant species belonging to the genus Plumeria. Originally native to Mexico, Central America, Colombia and Venezuela, it has been widely cultivated in subtropical and tropical climates worldwide and is a popular garden and park plant, as well as being…

At a glance

· Same genus (Plumeria) — close relatives, often substitutable.
· Both are primarily medicinal.
· Evidence tiers — Plumeria Obtusa: T; Plumeria Rubra: T.