Celastrus, commonly known as staff vine, staff tree or bittersweet, is the type genus of the family Celastraceae; it contains over 40 species of shrubs and vines, which have a wide distribution in East Asia, Australasia, Africa, and the Americas. includes:
- Celastrus aculeatus <small>Merr.</small>
- Celastrus angulatus <small>Maxim.</small>
- Celastrus australis <small>Harv. & F.Muell.</small> – Australian staff vine
- Celastrus caseariifolius <small>Lundell</small>
- Celastrus cuneatus <small>(Rehder & E.H.Wilson) C.Y.Cheng & T.C.Kao</small>
- Celastrus flagellaris <small>Rupr.</small>
- Celastrus franchetianus <small>Loes.</small>
- Celastrus gemmatus <small>Loes.</small>
- Celastrus glaucophyllus <small>Rehder & E.H.Wilson</small>
- Celastrus grenadensis <small>Urb.</small>
- Celastrus hindsii <small>Benth.</small>
- Celastrus hirsutus <small>H.F.Comber</small>
- Celastrus homaliifolius <small>P.S.Hsu</small>
- Celastrus hookeri <small>Prain</small>
- Celastrus hypoleucoides <small>P.L.Chiu</small>
- Celastrus hypoleucus <small>(Oliv.) Warb. ex Loes.</small>
- Celastrus kusanoi <small>Hayata</small>
- Celastrus lenticellatus <small>Lundell</small>
- Celastrus madagascariensis <small>Loes.</small>
- Celastrus membranifolius <small>Prain</small>
- Celastrus microcarpus <small>D.Don</small>
- Celastrus monospermoides <small>Loes.</small>
- Celastrus monospermus <small>Roxb.</small>
- Celastrus novoguineensis <small>Merr. & L.M.Perry</small>
- Celastrus oblanceifolius <small>Chen H.Wang & P.C.Tsoong</small>
- Celastrus obovatifolius <small>X.Y.Mu & Z.X.Zhang</small>
- Celastrus orbiculatus <small>Thunb.</small> – Oriental bittersweet
- Celastrus panamensis <small>Lundell</small>
- Celastrus paniculatus <small>Willd.</small> – black oil plant, climbing staff tree, or intellect tree
- Celastrus pringlei <small>Rose</small>
- Celastrus punctatus <small>Thunb.</small>
- Celastrus richii <small>A.Gray</small>
- Celastrus rosthornianus <small>Loes.</small>
- Celastrus rugosus <small>Rehder & E.H.Wilson</small>
- Celastrus scandens <small>L.</small> – American bittersweet
- Celastrus stephanotiifolius <small>(Makino) Makino</small>
- Celastrus stylosus <small>Wall.</small>
- Celastrus subspicatus <small>Hook.</small>
- Celastrus tonkinensis <small>Pit.</small>
- Celastrus vaniotii <small>(H.Lév.) Rehder</small>
- Celastrus virens <small>(F.T.Wang & T.Tang) C.Y.Cheng & T.C.Kao</small>
- Celastrus vulcanicola <small>Donn.Sm.</small>
- Celastrus yuloensis <small>X.Y.Mu</small>
- Celastrus zhejiangensis <small>P.L.Chiu, G.Y.Li & Z.H.Chen</small>
