D defs.my
Entry 1 sense Webster, 1913

Haplostemonous

/(hăp`lō̇*stĕm"ō̇*nŭs)/ · Hap·lo·stem·o·nous · IPA
01 a. Having but one series of stamens, and that equal in number to the proper number of petals; isostemonous.
  1. 1.
    Having but one series of stamens, and that equal in number to the proper number of petals; isostemonous.(Bot.)