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 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 bracteata Harv. ex Zahlbr. species accepted

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