⚠ Version 1 of The Plant List has been superseded.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 Rhynchostegium patulum in version 1.1 of The Plant List.
This name is a synonym of Eulacophyllum cultelliforme .
The record derives from Tropicos which reports it as a synonym (record 35148758
) with original publication details: Field Mus. Nat. Hist., Bot. Ser. 4(9): 358. 19 L--T 358 1929.