
Members of this large genus of more than 700 species come in just
about every form imaginable: annuals, perennials, shrubs and small
trees.
Most come from tropical and subtropical regions, with species found
in both hemispheres. The cultivated species are generally subshrubs
or small, deciduous, woody plants with bright green pinnate leaves
and panicles of sweet pea-like flowers, usually produced in summer.
Flowering colors: Blue, Mauve, Pink, Purple, Red
Cultivation:They tend to prefer light yet moist, well-drained soil
in sun or part-shade.
Propagate from seed or cuttings or basal suckers.
Medical use: Leaves used to combat ulcer, cough and as depurative
while root serves as purgative and diuretic. Flower cures inflamed
eyes. Against boils and coughs. |