It occurs within the south west region of Western Australia The specific epithet aceratum is Greek for "lacking horn", referring to absence of an appendage that is present in other species on the bend of the gynostemium.

The spathulate leaves form a basal rosettes around the translucent white stem.

Inflorescences are around 5–9 cm long and produce flowers that are dark pink and bloom from October to November in their native range.

S. aceratum is only known from the type location, which is north of Bullsbrook, Western Australia.

You can help Wikipedia by expanding it.This Western Australian plant article is a stub.