Lateral outline of the campanulate thorax convex, of the flatter abdomen less convex.
The corolla is campanulate, with the tips of the petals not recurved, and the anthers are much shorter than in Billardiera.
Pileus slender, campanulate, usually striate, margin straight and adpressed to stem when young.
It may be known from the other members of the Mint family by its campanulate calyx with ten strong, recurved teeth.
Abdomen wider, campanulate, papillate, with a small number of very large circular holes.
The flowers of those which we have specified are from one to four inches in diameter, ringent, tubular, or campanulate.
The shell in the majority of Tripocalpida is ovate or campanulate, sometimes conical or three-sided pyramidal.
Bars between them compressed, elevated, with large, campanulate or flower-like tubercles on the nodal points.
The campanulate thorax is separated from it by no external collar stricture, but by an internal septum.
Cupola large, campanulate, nearly as long and two-thirds as broad as the nut-shaped cephalis.