Definitions

1. adjective

Pertaining to the whorl of flowers in the axil of a leaf, that is not a bract or a sepal.

“The antisepalous flowers in the garden were an unusual sight to behold.”

2. noun

A flower or flowers in the whorl of a leaf, that is not a bract or a sepal.

“The antisepalous structures in the plant’s anatomy were studied by botanists.”