Flora of North America species comparison

erect or ascending, 10–50 cm, densely glandular-pubescent and pilose.

decumbent, 5–10(–15) cm, glandular-puberulent and pilose.

glandular-pubescent and pilose;

proximal 20–40(–50) mm, margins 3-lobed, lobes 1–2 mm wide;

distal 10–30 × 1 mm, margins entire.

glandular-puberulent and pilose;

proximal 10–30 mm, margins entire or 3-lobed, lobes 1–2 mm wide;

distal 10–20 × 1 mm, margins entire.

capitate spikes, 2–5-flowered;

bracts 1–5, 10–20 mm, margins 3-lobed, lobes green and purple, linear to linear-lanceolate.

spikes, 2- or 3-flowered, or flowers solitary;

bracts 2 or 3, 10–15 mm, margins 3-lobed, lobes purple distally, linear to filiform.

bracteoles 12–18 mm, margins entire.

bracteoles 10–15 mm, margins entire.

calyx 10–15 mm, tube 2–4 mm, apex 2-fid, cleft 3–5 mm;

corolla purple-red, apex yellow, 10–20 mm, throat 4–6 mm diam., abaxial lip 3–5 mm, ca. equal to and appressed to adaxial;

stamens 2, filaments glabrous, fertile pollen sacs 1 per filament, vestigial pollen sacs present.

calyx 10–16 mm, tube 0 mm, apex entire;

corolla white with purple veins, 10–15 mm, throat 5–7(–9) mm diam., abaxial lip 3–5 mm, ca. equal to and appressed to adaxial;

stamens 4, filaments hairy, fertile pollen sacs 2 per filament, equal.

ovoid to oblong-ovoid, 5–7 mm.

oblong-ovoid, 5–7 mm.

4–6, dark brown, narrowly ovoid to reniform, 2–2.5 mm, reticulate.

7–10, dark brown, ovoid to reniform, 1.5–2 mm, irregularly striate.

= 26.

= 28.