What is "sphaerostylis"

Sphaerostylis is a genus of plant of the family Euphorbiaceae first described as a genus in 1858. The entire genus is endemic to Madagascar.

1. Sphaerostylis perrieri Leandri
2. Sphaerostylis tulasneana Baill.

moved to other genera ( Megistostigma Tragiella )

1. Sphaerostylis anomala - Tragiella anomala
2. Sphaerostylis cordata - Megistostigma cordatum
3. Sphaerostylis frieseana - Tragiella frieseana
4. Sphaerostylis glabrata - Megistostigma glabratum
5. Sphaerostylis malaccensis - Megistostigma glabratum
6. Sphaerostylis natalensis - Tragiella natalensis