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⚠ Version 1 of The Plant List has been superseded.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-29877, with some changes.

L Haplopappus spinulosus subsp. laevis (Wooton & Standl.) H.M.Hall is a synonym of Xanthisma spinulosum (Pursh) D.R.Morgan & R.L.Hartm.

This name is a synonym of Xanthisma spinulosum (Pursh) D.R.Morgan & R.L.Hartm..

The record derives from TICA which reports it as a synonym (record AE0FEEA3-B9E8-4076-862C-373D90082CF7) with original publication details: Publ. Carnegie Inst. Wash. 389: 78. 1928 78 1928.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:117787-2.