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1 Small perennial shrub from tuberous roots, growth characteristics and flower color vary by variety or hybrid. 2  Full sun to part shade. 3  Regular water during growth and bloom (flowers in spring).
Amaryllis Plant Info. Amaryllis is a monotypic (only one species) genus containing the Belladonna lily (Amaryllis belladonna), a native of South Africa. It is often confused with the Hippeastrum, a flowering bulb commonly sold for indoor blooming.The confusion surrounds the scientific name, Hippeastrum, and the common name, Amaryllis.ippeastrum has 4-6 large flowers on a hollow stem; while Amaryllis belladonna has 2-12 smaller flowers on a solid stem. The leaves of the Belladonna lily are produced in the fall and die down by late spring. The bulb is then dormant until late summer.