Are Piper Longum and Piper Nigrum in the same botanical family?

Yes — both belong to Piperaceae.

Can you substitute Piper Longum for Piper Nigrum?

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

Compare · per-herb profile

Piper Longum vs Piper Nigrum

Piper longum · Piper nigrum

Piper Longum

Piper longum

T Traditional Use

Family: Piperaceae
Genus: Piper
Primary use: culinary & medicinal

Long pepper, sometimes called Indian long pepper or pippali, is a flowering vine in the family Piperaceae, cultivated for its fruit, which is usually dried and used as a spice and seasoning. Long pepper has a taste similar to, but sweeter and more pungent than, that of its close …

Piper Nigrum

Piper nigrum

D No Clinical Evidence

Family: Piperaceae
Genus: Piper
Primary use: culinary

Black pepper is a flowering vine in the family Piperaceae, cultivated for its fruit, which is usually dried and used as a spice and seasoning. The fruit is a drupe (stonefruit) which is about 5 mm in diameter, dark red, and contains a stone which encloses a single pepper seed. Pe…

At a glance

· Same genus (Piper) — close relatives, often substitutable.
· Primary use differs — Piper Longum: both; Piper Nigrum: culinary.
· Evidence tiers — Piper Longum: T; Piper Nigrum: D.