Flora of North America species comparison

erect, spreading, or decumbent, 10–40 cm, puberulent or villous, sometimes glabrescent, hairs glandular and eglandular.

erect, spreading, or decumbent, not fleshy, puberulent, hispid, or villous, sometimes glandular-hairy or glabrescent.

blades narrowly lanceolate, 5–30 × 2–8 mm, margins entire.

cauline, alternate;

petiole absent;

blade not fleshy, not leathery, margins entire or pinnately 5- or 7-lobed.

terminal, spikes;

bracts present.

2–9 cm;

bracts often purple distally, lanceolate to oblong-lanceolate, 15–30 mm, margins entire or distally 2-toothed.

absent;

bracteoles absent.

calyx 15–25 mm;

corolla white to pale yellow or pale pink, 15–25 mm, lobes 4–5 mm, often marked with red-brown or purple-red lines;

stamens 4, proximal with 2 pollen sacs, distal pair with 1 pollen sac and 1 infertile appendage;

staminodes 0.

sepals 2, calyx bilaterally symmetric, spathelike, lobes narrowly triangular to triangular;

petals 5, corolla white, yellow, pink, or lavender, often marked or tinted with pink to purple-red lines or spots, strongly bilabiate, club-shaped, abaxial lobes 3, middle lobe erect, not revolute, adaxial 2, adaxial lip galeate, rounded at apex, opening downward;

stamens 2 or 4, didynamous, filaments glabrous or sparsely pilose, pollen sacs approximate, connective not elongate;

staminodes 0 or 2, peglike;

ovary 2-locular, placentation axile;

stigma slightly expanded at apex.

narrowly ovoid, 6–10 mm.

dehiscence loculicidal.

10–40, dark brown, ovoid to reniform, 1–3 mm, without abaxial crest.

8–40, brown to dark brown, ovoid to ± reniform, wings absent.

= 7.