Question: Of Sparaxis and Brunsvigia, which has the most species?  

Context paragraphs:
Brunsvigia: Brunsvigia is a flowering plant African plants in the Amaryllis family, subfamily Amaryllidoideae.  It contains about 20 species native to southeastern and southern Africa from Tanzania to Cape Province.

Brunsvigia josephinae: Brunsvigia josephinae, commonly called Josephine's lily or candelabra lily, is a deciduous, subtropical species of "Brunsvigia" originating from South Africa.  It is marked by deep pink to red flowerheads which are about 12 to 15 inches long.  It flourishes in medium humidity, at temperatures between 50 and 75°F (10 to 24°C).  Flowering stems appear from the bulbs in March and April, and the leaves develop later.  These bulbs can take 12 years to settle before they flower, but they flower annually once established.

Sparaxis bulbifera: Sparaxis bulbifera, commonly known as harlequin flower, is a bulb-forming perennial plant.  The species is native to Cape Province in South Africa and naturalised in the Azores and Australia.  It grows to between 15 and 60 cm high and has white to cream flowers.

Dierama pendulum: Dierama pendulum, commonly known as fairy bell, hair bell and wedding bell, is a species of Iridaceae endemic to the Eastern Cape and first collected in 1772 by the Swedish naturalist Carl Peter Thunberg near Essenbos on the Kromme River or Kromrivier which flows down the Langkloof.  In 1845 the genus "Dierama" was established by Karl Koch (1809-1879) based on this specimen.  Before that the plant had been placed in various genera including "Ixia", "Sparaxis" and "Watsonia".  The species name has been misapplied to "D. inyangense", "D. densiflorum" and to "D. plowesii".

Sparaxis: Sparaxis (harlequin flower) is a genus in the family Iridaceae with about 13 species endemic to Cape Province, South Africa.

Supporting paragraphs: Sparaxis Brunsvigia
Answer: Brunsvigia