0 an American plant with groups of flowers, usually blue, but also white, pink, or purple. There are many different species (= types) of spiderwort, some of which are used in food or herbal medicine. --
Flowers are borne in large thyrses and are generally the largest (ca. 2.5 cm diam.), among the most fragrant, and arguably the most complex in the spiderwort family.
In less formal contexts, the group is referred to as the dayflower family or spiderwort family.
It is also found on azalea, spiderwort, clover, and alfalfa.
