You selected Vernonia chevalieri O.Hoffm. This is a synonym for:

Accepted scientific name:
Vernonia guineensis Benth. (provisionally accepted name)
Synonyms:
Baccharoides cardiolepis (O.Hoffm.) Isawumi, El-Ghazaly & B.Nord. (synonym)
Baccharoides guineensis (Benth.) H.Rob. (synonym)
Cacalia firma Kuntze (synonym)
Cacalia guineensis Kuntze (synonym)
Vernonia cardiolepis O.Hoffm. (synonym)
Vernonia chevalieri O.Hoffm. (synonym)
Vernonia firma Oliv. & Hiern (synonym)
Vernonia hierniana S.Moore (synonym)
Vernonia rotundisquamata S.Moore (synonym)
Vernonia ulophylla O.Hoffm. (synonym)
Common names: -
Classification:
Plantae
Phylum Magnoliophyta
Class Magnoliopsida
Order Asterales
Family Asteraceae
Genus Vernonia
Distribution: -
Additional data: Data Providers: African Flowering Plants Database, Govaerts World Compositae Checklist A-G, IPNI, Tropicos. GCC LSID: urn:lsid:compositae.org:names:460B9363-D5FA-4532-900A-1A604C6228C7
Source database: GCC, 1 (Beta), Nov 2009
Latest taxonomic scrutiny: Flann C., 17-Aug-09
Online resource: -
CoL taxon LSID: urn:lsid:catalogueoflife.org:taxon:1f5f8738-60a7-102d-be47-00304854f810:ac2010