Barren flower

a flower which has only stamens without a pistil, or which has neither stamens nor pistils.

See also: Barren

References in periodicals archive ?
Or maybe youVe got barren flower beds because everything you plant is immediately trampled?
Local government officials across America are being pressured to "do & something" about deer-related vehicle accidents and human injuries, barren flower beds, nipped hedges and shrubs, no-grow gardens and, yes, Lyme disease.
Or maybe you've got barren flower beds because everything you plant is immediately trampled?