Aspilia kotschyi (Sch.Bip. ex Hochst.) Oliv. (original description)
Berkheya spekeana Oliv. (original description)
Bidens lineariloba Oliv. (original description)
Coreopsis grantii Oliv. accepted as Bidens grantii (Oliv.) Sherff (original description)
Dicoma karaguensis Oliv. accepted as Dicoma anomala subsp. anomala Sond. (original description)
Echinops amplexicaulis Oliv. (original description)
Emilia caespitosa Oliv. (original description)
Erigeron grantii Oliv. & Hiern accepted as Felicia grantii (Oliv. & Hiern ex Oliv.) Grau (original description)
Helichrysum kirkii Oliv. & Hiern (original description)
Laggera pterodonta (DC.) Sch.Bip. ex Oliv. (original description)
Phyllactinia grantii Benth. ex Oliv. accepted as Pasaccardoa grantii (Benth. ex Oliv.) Kuntze (original description)
Porphyrostemma Benth. ex Oliv. (original description)
Porphyrostemma grantii Benth. ex Oliv. (original description)
Pulicaria grantii Oliv. & Hiern ex Oliv. (original description)
Senecio discifolius Oliv. accepted as Emilia discifolia (Oliv.) C.Jeffrey (original description)
Sphaeranthus polycephalus Oliv. & Hiern ex Oliv. accepted as Sphaeranthus senegalensis DC. (original description)
Vernonia grantii Oliv. accepted as Baccharoides adoensis var. adoensis (Sch.Bip. ex Walp.) H.Rob. (original description)
Vernonia karaguensis Oliv. & Hiern accepted as Orbivestus karaguensis (Oliv. & Hiern) H.Rob. (original description)
Vernonia petersii Oliv. & Hiern ex Oliv. accepted as Vernoniastrum latifolium (Steetz) H.Rob. (original description)
Vernonia tenoreana Oliv. accepted as Baccharoides tenoreana (Oliv.) Isawumi (original description)
Vernonia thomsoniana accepted as Gymnanthemum thomsonianum (Oliv. & Hiern ex Oliv. & Hiern) H.Rob. (original description)
Vernonia turbinata Oliv. & Hiern ex Oliv. (original description)
Vernonia violacea Oliv. & Hiern ex Oliv. (original description)
Wedelia mossambicensis Oliv. accepted as Aspilia mossambicensis (Oliv.) Wild (original description)