Achyrocline stenoptera (DC.) Hilliard & B.L.Burtt accepted as Helichrysum stenopterum DC. (original description)
Atrichantha Hilliard & B.L.Burtt (original description)
Atrichantha elsiae Hilliard accepted as Hydroidea elsiae (Hilliard) P.O.Karis (original description)
Atrichantha gemmifera (Bolus) Hilliard & B.L.Burtt (original description)
Dolichothrix Hilliard & B.L.Burtt (additional source)
Dolichothrix ericoides (Lam.) Hilliard & B.L.Burtt (additional source)
Edmondia pinifolia (Lam.) Hilliard (original description)
Edmondia sesamoides (L.) Hilliard (original description)
Eriosphaera stenolepis (S.Moore) Hilliard & B.L.Burtt accepted as Galeomma stenolepis (S.Moore) Hilliard (original description)
Gnaphalium austroafricanum Hilliard (original description)
Gnaphalium capense Hilliard (original description)
Gnaphalium demidium (O.Hoffm.) Hilliard & B.L.Burtt (original description)
Gnaphalium englerianum (O.Hoffm.) Hilliard & B.L.Burtt (original description)
Gnaphalium filagopsis Hilliard & B.L.Burtt (original description)
Gnaphalium gnaphalodes (DC.) Hilliard & B.L.Burtt (original description)
Gnaphalium griquense Hilliard & B.L.Burtt (original description)
Gnaphalium rubriflorum Hilliard accepted as Gnaphalium unionis var. rubriflorum (Hilliard) Beentje (original description)
Gnaphalium simii (Bolus) Hilliard & B.L.Burtt (original description)
Gnaphalium tweedieae Hilliard (original description)
Helichrysopsis septentrionalis (Vatke) Hilliard & B.L.Burtt accepted as Helichrysopsis septentrionalis (Vatke) Hilliard (original description)
Helichrysum capense Hilliard (original description)
Helichrysum cylindriflorum (L.) Hilliard & B.L.Burtt (original description)
Helichrysum pumilio (O.Hoffm.) Hilliard & B.L.Burtt (original description)
Helichrysum spiralepis Hilliard & B.L.Burtt (original description)
Helichrysum tinctum (Thunb.) Hilliard & B.L.Burtt (original description)
Ifloga anomala Hilliard (original description)
Ifloga candida Hilliard (original description)
Ifloga molluginoides (DC.) Hilliard (original description)
Ifloga repens (L.) Hilliard & B.L.Burtt (original description)
Ifloga subg. Trichogyne (Less.) Hilliard (original description)
Ifloga thellungiana Hilliard & B.L.Burtt (original description)
Lachnospermum imbricatum (P.J.Bergius) Hilliard (original description)
Lasiopogon debilis (Thunb.) Hilliard (original description)
Lasiopogon glomerulatus (Harv.) Hilliard (original description)
Lasiopogon minutus (B.Nord.) Hilliard & B.L.Burtt (original description)
Lasiopogon ponticulus Hilliard (original description)
Lasiopogon sect. Bertilia Hilliard & B.L.Burtt (original description)
Lasiopogon volkii (B.Nord.) Hilliard (original description)
Plecostachys Hilliard & B.L.Burtt (original description)
Plecostachys polifolia (Thunb.) Hilliard & B.L.Burtt (original description)
Plecostachys serpyllifolia (P.J.Bergius) Hilliard & B.L.Burtt (original description)
Pseudognaphalium cheiranthifolium (Lam.) Hilliard & B.L.Burtt (original description)
Pseudognaphalium chrysocephalum (Franch.) Hilliard & B.L.Burtt (original description)
Pseudognaphalium hypoleucum (DC.) Hilliard & B.L.Burtt (original description)
Pseudognaphalium luteoalbum (L.) Hilliard & B.L.Burtt accepted as Laphangium luteoalbum (L.) Tzvelev (original description)
Pseudognaphalium luteoalbum subsp. affine (D.Don) Hilliard & B.L.Burtt accepted as Laphangium affine (D.Don) Tzvelev (original description)
Pseudognaphalium marranum (Philipson) Hilliard (original description)
Pseudognaphalium melanosphaerum (Sch.Bip. ex A.Rich.) Hilliard (original description)
Pseudognaphalium oligandrum (DC.) Hilliard & B.L.Burtt (original description)
Pseudognaphalium richardianum (Cufod.) Hilliard & B.L.Burtt (original description)
Pseudognaphalium undulatum (L.) Hilliard & B.L.Burtt (original description)
Tenrhynea Hilliard & B.L.Burtt (original description)
Tenrhynea phylicifolia (DC.) Hilliard & B.L.Burtt (original description)
Troglophyton Hilliard & B.L.Burtt (original description)
Troglophyton capillaceum (Thunb.) Hilliard & B.L.Burtt (original description)
Troglophyton parvulum (Harv.) Hilliard & B.L.Burtt (original description)
Vellereophyton lasianthum (Schltr. & Moeser) Hilliard (original description)
Vellereophyton vellereum (R.A.Dyer) Hilliard (original description)