Dactylis memphitica Benth. – synonym of Cutandia memphitica (Spreng.) Benth.
Dactylis spicata Willd. – basionym of Elytrophorus spicatus (Willdenow) A.Camus
Dactyloctenium aegyptium (Linn.) Willd.
Dactyloctenium aegyptium aristatum (Link) A. Chev. – synonym of Dactyloctenium aegyptium (Linn.) Willd.
Dactyloctenium bogdani Phillips – synonym of Dactyloctenium geminatum Hack.
Dactyloctenium geminatum Hack.
Dactyloctenium glaucophyllum Courbai – synonym of Dactyloctenium scindicum Boiss.
Dactyloctenium scindicum Boiss.
Danthonia elongata Hochst. ex A. Rich. – basionym of Trisetopsis elongata (Hochst. ex A. Rich.) Wölk & Röser
Danthonia forsskalii (Vahl) R. Br. – synonym of Centropodia forsskalii (Vahl) Cope
Danthonia koestlinii Hochst. ex A.Rich. – basionym of Phaenanthoecium koestlinii (Hochst. ex A.Rich.) C.E.Hubbard
Danthonia leptophylla A. Rich. – basionym of Tripogon leptophyllus (A. Rich.) Cufod.
Danthoniopsis barbata (Nees) C.E. Hubb.
Danthoniopsis chevalieri Camus & C.E. Hubb.
Dantonia fragilis Guinet & Sauvage – basionym of Centropodia fragilis (Guinet & Sauvage) Cope
Deschampsia cespitosa (Linn.) P. Beauv.
Desmostachya bipinnata (Linn.) Stapf
Deyeuxia mannii Hook. f. – basionym of Agrostis mannii (Hook. f.) Stapf
Dichantium annulatum (Forssk.) Stapf
Dichantium aristatum (Poir.) C.E. Hubb.
Dichantium bladhii (Retz.) Clayton – synonym of Bothriochloa bladhii (Retz.) S.T. Blake
Dichantium foveolatum (Delile) Roberty
Dichantium parviflora (R. Br.) De Wet – synonym of Capillipedium parviflorum (R. Br.) Stapf
Dichantium radicans (Lehm.) Clayton – synonym of Bothriochloa radicans (Lehm.) A. Camus
Diectomis fastigiata (Sw.) P. Beauv.
Digitaria abyssinica (A. Rich.) Stapf
Digitaria abyssinica (A. Rich.) Stapf – synonym of Digitaria abyssinica (A. Rich.) Stapf
Digitaria acuminatissima conformis Henr. – synonym of Digitaria acuminatissima Stapf
Digitaria acuminatissima grandiflora Henr. – synonym of Digitaria acuminatissima Stapf
Digitaria acuminatissima Stapf
Digitaria adscendens (Kunth) Henr. – synonym of Digitaria ciliaris (Retz.) Koel.
Digitaria alba Mez – synonym of Digitaria xanthotricha (Hack.) Stapf
Digitaria argyllacea (Hitchc.& Chase) Fernald
Digitaria argyrotricha (Anderss.) Chiov.
Digitaria argyrotricha Anderss. – basionym of Digitaria argyrotricha (Anderss.) Chiov.
Digitaria aristulata (Steud.) Stapf
Digitaria bicornis (Lam.) Roem. & Schult.
Digitaria brazzae (Franch.) Stapf
Digitaria chevalieri Stapf – synonym of Digitaria leptorhachis (Pilg.) Stapf
Digitaria chrysoblephara Fig. & De Not. – synonym of Digitaria ciliaris (Retz.) Koel.
Digitaria ciliaris (Retz.) Koel.
Digitaria ciliaris Vanderyst – synonym of Digitaria abyssinica (A. Rich.) Stapf
Digitaria debilis (Desf.) Willd.
Digitaria decipiens Fig. & De Not. – synonym of Digitaria debilis (Desf.) Willd.
Digitaria delicata Goetghebeur
Digitaria delicata recedens H. Scholz – synonym of Digitaria delicata Goetghebeur
Digitaria diagonalis (Nees) Stapf
Digitaria diagonalis hirsuta (De Wild. & Th.Dur.) Troupin – synonym of Digitaria diagonalis (Nees) Stapf
Digitaria diamesa (Steud.) A. Chev. – synonym of Digitaria nuda Schumach.
Digitaria exilis (Kippist) Stapf
Digitaria flexuosa Troupin – basionym of Axonopus flexuosus (Peter) Troupin
Digitaria fuscescens (Kippist) Henr.
Digitaria gayana (Kunth) A. Chev.
Digitaria hackelii (Pilg.) Stapf – synonym of Digitaria abyssinica (A. Rich.) Stapf
Digitaria homblei Robyns – synonym of Digitaria compressa Stapf
Digitaria horizontalis parrantha (Steud.) Henr.& Vaughan – synonym of Digitaria horizontalis Willd.
Digitaria insularis (Linn.) Eckman
Digitaria kasamaensis Van der Veken – synonym of Digitaria parodii Jacq.-Fél.
Digitaria lecardii (Pilg.) Stapf – synonym of Digitaria argyllacea (Hitchc.& Chase) Fernald
Digitaria leptorhachis (Pilg.) Stapf
Digitaria lomamensis Stapf – synonym of Digitaria brazzae (Franch.) Stapf
Digitaria longiflora (Retz.) Pers.
Digitaria macroblephara (Hack.) Stapf
Digitaria marginata nubica Stapf – synonym of Digitaria ciliaris (Retz.) Koel.
Digitaria minutiflora (A. Rich.) Stapf – synonym of Digitaria pseudodiagonalis Chiov.
Digitaria nardifolia Stapf – synonym of Digitaria setifolia Stapf
Digitaria nigritianum (Hack.) Stapf – synonym of Digitaria leptorhachis (Pilg.) Stapf
Digitaria perrottetii (Kunth) Stapf
Digitaria phaeotricha patens Clayton – synonym of Digitaria setifolia Stapf
Digitaria polybothria Stapf – synonym of Digitaria leptorhachis (Pilg.) Stapf
Digitaria pseudodiagonalis Chiov.
Digitaria radicosa (Presl) Miquel
Digitaria reflexa Schumach. – synonym of Digitaria horizontalis Willd.
Digitaria richardsonii Mez – synonym of Digitaria leptorhachis (Pilg.) Stapf
Digitaria sanguinalis (Linn.) Scop.
Digitaria scaettae Robyns – synonym of Digitaria thouaresiana (Fluegge) A. Camus
Digitaria scalarum (Schweinf.) Chiov. – synonym of Digitaria abyssinica (A. Rich.) Stapf
Digitaria schweinfurthii Hack. – synonym of Digitaria xanthotricha (Hack.) Stapf
Digitaria seminuda – synonym of Digitaria atrofusca
Digitaria sulcigluma Chiov. – synonym of Digitaria brazzae (Franch.) Stapf
Digitaria ternata (A.Rich.) Stapf
Digitaria thouaresiana (Fluegge) A. Camus
Digitaria timorensis (Kunth) Bal. – synonym of Digitaria radicosa (Presl) Miquel
Digitaria tisserantii Jacq.-Fél.
Digitaria uniglumis (A. Rich.) Stapf – synonym of Digitaria diagonalis (Nees) Stapf
Digitaria uniglumis major Stapf – synonym of Digitaria diagonalis (Nees) Stapf
Digitaria variabilis Fig. & De Not. – synonym of Digitaria debilis (Desf.) Willd.
Digitaria velutina (Forssk.) P. Beauv.
Digitaria xanthotricha (Hack.) Stapf
Diheteropogon amplectens (Nees) W.D.Clayton
Diheteropogon emarginatus (De Wild.) Robyns – synonym of Diheteropogon filifolius (Nees) Clayton
Diheteropogon filifolius (Nees) Clayton
Diheteropogon grandiflorus (Hack.) Stapf – synonym of Diheteropogon filifolius (Nees) Clayton
Diheteropogon hagerupii Hitchc.
Dilophotriche occidentalis Jacq.-Fél.
Dilophotriche pobeguinii Jacq.-Fél.
Dilophotriche tristachyoides (Trin.) Jacq.-Fél.
Dinebra arabica Jacq. – synonym of Dinebra retroflexa (Vahl) Panzer
Dinebra brevifolia Steud. – synonym of Dinebra retroflexa (Vahl) Panzer
Dinebra guineensis Franch. – basionym of Heteranthoecia guineensis (Franch.) Robyns
Dinebra retroflexa (Vahl) Panzer
Dinebra somalensis (Stapf) P.M.Peterson & N.Snow
Diplachne biflora Hack. – basionym of Bewsia biflora (Hack.) Goossens
Diplachne fusca (Linn.) P. Beauv. ex Roem. & Schult.
Diplachne fusca (Linn.) P. Beauv. ex Roem. & Schult. – synonym of Diplachne fusca (Linn.) P. Beauv. ex Roem. & Schult.
Diplachne fusca alba (Steud.) Chiov. – synonym of Diplachne fusca (Linn.) P. Beauv. ex Roem. & Schult.
Disakisperma obtusiflorum (Hochst.) Peterson & Snow
Drake-Brockmannia somalensis Stapf – synonym of Dinebra somalensis (Stapf) P.M.Peterson & N.Snow
Dybowskia dybowskii (De Wild.) Dandy – synonym of Hyparrhenia dybowskii (Franch.) Roberty
Dybowskia seretii (De Wild.) Stapf – synonym of Hyparrhenia dybowskii (Franch.) Roberty