Dimorphism, [117]. Dimorphous, Dimorphic, of two forms, [117].
Diœcious, or Dioicous, with stamens and pistils on different plants, [85].
Dipetalous, of two petals.
Diphyllous, two-leaved.
Dipterous, two-winged.
Diplo-, Greek for double, as Diplostemonous, with two sets of stamens.
Disciform or Disk-shaped, flat and circular, like a disk or quoit.
Discoidal, or Discoid, belonging to or like a disk.
Discolor, of two different colors or hues.
Discrete, separate, opposite of concrete.