Defn: An hypogynous plant.

HYPOGYNOUS
Hy*pog"y*nous, a. Etym: [Pref. hypo- + Gr. hypogyne.] (Bot.)

Defn: Inserted below the pistil or pistils; — said of sepals, petals, and stamens; having the sepals, petals, and stamens inserted below the pistil; — said of a flower or a plant. Gray.

HYPOHYAL
Hy`po*hy"al, a. Etym: [Pref. hypo- + Greek letter (Anat.)

Defn: Pertaining to one or more small elements in the hyoidean arch of fishes, between the caratohyal and urohyal. — n.

Defn: One of the hypohyal bones or cartilages.

HYPONASTIC
Hy`po*nas"tic, a. Etym: [Pref. hypo- + Gr. (Bot.)

Defn: Exhibiting a downward convexity caused by unequal growth. Cf.
Epinastic.

HYPONASTY
Hy`po*nas"ty, n. (Bot.)

Defn: Downward convexity, or convexity of the inferior surface.