Nonahedral

Evolvulus arizonica A. Gray — Monad, apolar; pericolpate, colpi located along the edges of the faces, numbering 15 in the heptahedral type, 18 in the octahedral, and 21 in the nonahedral;

The tetrahedral dimples and dihedral grooves of that solid are here replaced with deeper nonahedral cups and tetrahedral dimples.

He is still far from being a square peg in a round hole say, a decahedral peg in a nonahedral hole.