菖 - iris

(of a choice) one being as excellent as the other; both so beautiful it is hard to choose between

Iris ensata; Edo Japanese iris

wooly frogsmouth (Philydrum lanuginosum); wooly waterlily

bathwater with iris leaves; sweet-flag bath

blue-eyed grass (Sisyrinchium rosulatum)

gladiolus

something that comes too late to be useful; iris (blooming) on the 6th (i.e. one day too late for the Boy's Day celebration)

Japanese sweet flag (Acorus gramineus)

Arctic iris (Iris setosa)

yellow iris

Japanese iris; blue flag; Iris ensata

iris (flower)