- 1 of 2 or three little machines at root of the ovary in a grass flower, thought to be a rudimentary perianth.
- A small scale in the base of the ovary of a flower of a grass
- among 2 or 3 fine membranous scales which are beside the stamens in grasses.
- In botany, one of several scales which occur in the plants of some grasses, inserted in the receptacle simply outside the stamens. Also known as squamula and paleola.