Otocephalus umbellifer Chiov. species synonym

Pentanisia sykesiae Hutch. species accepted

Pentanisia schweinfurthiana Hiern, 1877 species accepted

Pentanisia rubricaulis (K.Schum.) Kårehed & B.Bremer species accepted

Pentanisia monogyna (Engl.) species accepted

Pentanisia longepedunculata Verdc., 1952 species accepted

Pentanisia gossweileri (Verdc.) Kårehed & B.Bremer species accepted

Pentanisia arcoaria (Hiern) Verdc., 1952 species accepted

Calanda rubricaulis var. pubescens Figueiredo variety synonym

Pentanisia arenaria (Hiern) Verdc. species accepted

Pentacarpaea arenaria Hiern species synonym

Pentanisia pentagyne K.Schum. species synonym

Pentanisia calcicola Verdc. species accepted

Pentanisia foetida Verdc. species accepted

Chlorochorion foetidum (Verdc.) Puff & Robbr. species synonym

Pentanisia microphylla (Franch.) Chiov. species accepted

Knoxia microphylla Franch. species synonym

Pentanisia schweinfurthii Hiern species accepted

Pentanisia rhodesiana S.Moore species synonym

Pentanisia schweinfurthii var. puberula Verdc. variety synonym

Pentanisia sericocarpa S.Moore species synonym

Pentanisia crassifolia K.Krause species synonym

Pentanisia sykesii Hutch. species accepted

Pentanisia angustifolia (Hochst.) Hochst. species accepted

Diotocarpus angustifolius Hochst. species synonym

Pentanisia variabilis var. glaucescens Cruse ex Sond. variety synonym

Pentanisia veronicoides (Baker) K.Schum. species accepted

Holocarpa veronicoides Baker species synonym

Knoxia veronicoides Drake species synonym

Pentanisia confertifolia (Baker) Verdc. species accepted

Pentanisia confertifolia f. glabrifolia Verdc. form synonym

Pentas confertifolia Baker species synonym

Pentanisia monticola (K.Krause) Verdc. species accepted

Otomeria monticola K.Krause species synonym

Chlorochorion monticola (K.Krause) Puff & Robbr. species synonym

Pentanisia ouranogyne S.Moore species accepted

Pentanisia pentasiana Mattei species synonym

Pentanisia ouranogyne var. glabrifolia Cufod. variety synonym

Pentanisia procumbens R.D.Good species accepted

Pentanisia renifolia Verdc. species accepted

Pentanisia longipedunculata Verdc. species accepted

Pentanisia longituba (Franch.) Oliv. species accepted

Knoxia longituba Franch. species synonym

Pentanisia prunelloides (Klotzsch) Walp. species accepted

Declieuxia prunelloides Klotzsch species synonym

Diotocarpus prunelloides (Klotzsch) Hochst. species synonym

Neopentanisia gossweileri Verdc. species synonym

Neopentanisia annua (K.Schum.) Verdc. species synonym

Pentanisia annua K.Schum. species accepted

Calanda rubricaulis K.Schum. species synonym

Otocephalus umbelliferus Chiov. species synonym

Pentanisia parviflora Stapf ex Bullock, 1933 species accepted

Declieuxia prunelloides Klotzsch ex Eckl. & Zeyh. species synonym

Pentanisia prunelloides Schinz, 1923 species doubtful

Pentanisia variabilis var. glaucescens Cruse variety homotypic synonym

Calanda primuliflora Diels, 1904 species doubtful

Calanda cygnorum Diels, 1904 species doubtful