Iris ochroleuca ( Spuria Beardless Iris )
Iris are an improbably divers group of bulb and rhizomes , encompassing over 200 mintage and numerous cultivars . They range widely in ethnic requirements , some are drouth tolerant , while others require a pond to expand . Flower color and size vary dramatically as well . foliation is grass - like or brand - like , and flowers are complex , very showy . The three inner segments(known as standards ) are flower petal , the outer ones(known as falls ) are sepals ....