UW Burke Herbarium species comparison

Leaves alternate, many, sessile, linear-lanceolate to oblong-lanceolate, 1-3 cm. long, with a few shallow teeth, reduced upward.

Inflorescence of many-flowered spikes 5-20 cm. long, with bracts 3-9 mm. long;

calyx tube slender, 5-9 mm. long, with 4 distinct, reflexed lobes;

petals 4, red, pink or nearly white, 3-6 mm. long including the narrow claw, the blade oval to rhombic;

stamens 8, filaments 3-5 mm. long, with tiny, linear scales at the base;

style slightly longer than the stamens;

stigma with 4 short, oval lobes from a cup-like base;

ovary inferior, 4-celled.

Fruit hardened, 5-9 mm. long, somewhat spindle-shaped, sharply 4-angled, winged on the upper half.