The Plant List — A working list for all plant species

⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record gcc-118851, with some changes.

M Heterotheca horrida (Rydb.) V.L.Harms is a synonym of Heterotheca villosa var. nana (A.Gray) Semple

This name is a synonym of Heterotheca villosa var. nana (A.Gray) Semple.

The record derives from TICA which reports it as a synonym (record 6BB63C8B-3110-42B0-BA86-C3F3117B5F09) with original publication details: Wrightia 4: 17. 1968 17 1968.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:1165878-2.