Knowltonia chilensis (Gay) Christenh. & Byng species accepted

Knowltonia crassifolia (Hook.) Christenh. & Byng species accepted

Knowltonia cordata H. Rasm. species accepted

Knowltonia capensis (L.) Huth species accepted

Knowltonia brevistylis Szyszyl. species accepted

Knowltonia tenuifolia (L. fil.) Mosyakin species accepted

Knowltonia sellowii (Pritz.) Christenh. & Byng species accepted

Knowltonia vesicatoria (L. fil.) Sims species accepted

Knowltonia transvaalensis Szyszyl. species accepted

Knowltonia moorei (Espinosa) Christenh. & Byng species accepted

Knowltonia mexicana (Kunth) Christenh. & Byng species accepted

Knowltonia integrifolia (DC.) Christenh. & Byng species accepted

Knowltonia hootae Christenh. & Byng species accepted

Knowltonia major (Phil.) Christenh. & Byng species accepted

Knowltonia helleborifolia (DC.) Christenh. & Byng species accepted

Knowltonia hepaticifolia (Hook. fil.) Christenh. & Byng species accepted

Knowltonia filia (L. fil.) Durand & Schinz species accepted

Knowltonia fanninii (Harv. & Hook. fil.) Christenh. & Byng species accepted

Knowltonia bracteata Harv. species accepted

Knowltonia balliana (Britton) Christenh. & Byng species accepted

Knowltonia assisbrasiliana (Kuhlm. & Porto) Christenh. & Byng species accepted

Knowltonia anemonoides H. Rasm. species accepted

Knowltonia whyteana (Baker fil.) Engl. species accepted

Knowltonia afra (Harv.) Christenh. & Byng species accepted