The leaves are alternate, lanceolate, with a silvery surface; and the flowers are small, green and unisexual.
Naiadace—Aquatic herbs with inconspicuous, unisexual or bisexual flowers.
unisexual, with staminate and pistillate flowers on different individuals.
But exactly the same might be said of any other tribe of unisexual animals.
unisexual flowers of Castor-oil plant: s, staminate flower; p, pistillate flower.
Polygamous, having some perfect and some unisexual flowers, 85.
Many plants produce only unisexual (and therefore imperfect) flowers, which contain either no stamens or no pistil.
Spikes of unisexual flowers, such as are common among our forest trees, are called catkins.
The unisexual (male and female) flowers, may be on the same or on different plants.
The flowers are unisexual; the female flowers are usually borne at the base of the inflorescence, and the male flowers above.