⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-50165606, and has not been changed.

Trianosperma attenuata (Hook. & Arn.) Hemsl. is a synonym of Cayaponia attenuata (Hook. & Arn.) Cogn.

This name is a synonym of Cayaponia attenuata (Hook. & Arn.) Cogn..

The record derives from Tropicos which reports it as a synonym (record 50165606) with original publication details: Biol. Cent.-Amer., Bot. 1(6): 486 486 1880.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:294117-1.