UW Burke Herbarium species comparison

Leaves usually 2, flattened, somewhat curved, longer than the scape and deciduous at maturity;

scape strongly flattened and two-edged, the margins often wavy.

Leaves 2, flat, recurved, much longer than the scape, and with it breaking of at the ground at maturity;

scape flattened and 2-edged;

bracts 2 or 3, ovate.

Umbels several- to many-flowered, the pedicels about as long as the tepals;

tepals 6, 6-12 mm. long, lanceolate, pointed, pinkish with deeper pink mid-veins;

stamens 6, about the length of the tepals;

anthers yellow or purplish.

Umbel few- to several-flowered, pedicels thick, about as long as the tepals;

flowers congested, white or pink, becoming red;

tepals elliptic to ovate, 7-10 mm. long, the midrib strongly thickened;

stamens 6, shorter than the tepals;

anthers purple or brown;

stigma 3-lobed.

Capsule 3-celled, obscurely crested.

Capsule 3-celled, without a crest.