⚠ Version 1 of The Plant List has been superseded.

This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Porothamnium hildebrandti in version 1.1 of The Plant List.

Porothamnium hildebrandti var. scioanum (Brizi) Tongiorgi is a synonym of Porothamnium comorense var. scioanum (Brizi) Cufod.

This name is a synonym of Porothamnium comorense var. scioanum (Brizi) Cufod..

The record derives from Tropicos which reports it as a synonym (record 35142014) with original publication details: Nuovo Giorn. Bot. Ital., n.s., 46: 194. 8 A, b 194 1939.