-rəs adjective
1.
[ mon- + -androus ]
a. of a plant : having flowers with a single stamen
many orchids are monandrous
b. of a flower : having a single stamen
2.
[Greek monandros, from mon- + -andros having (such or so many) men — more at -androus ]
: of, relating to, or characterized by monandry
a monandrous family system