Iris afghanica ( Regelia Iris )
Iris are an incredibly diverse group of bulbs and rootstalk , encompassing over 200 species and numerous cultivar . They range widely in cultural necessity , some are drought tolerant , while others require a pool to flourish . Flower coloring and sizing vary dramatically as well . foliation is grass - like or steel - comparable , and flowers are complex , very showy . The three interior segments(known as standard ) are petals , the outer ones(known as falls ) are sepals ....