TROPICAL PLANT ENCYCLOPEDIA
Dietes bicolor, Moraea bicolor
Evergreen Iris, Spanish Iris, African IrisFamily: Iridaceae
Origin: South Africa
USDA Plant Hardiness Zone Map
These are evergreen perennials with spreading fans of stiff, leathery sword shaped leaves.
Drought-tolerant; suitable for xeriscaping.
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Link to this plant:
https://toptropicals.com/catalog/uid/dietes_bicolor.htm