Flora of North America species comparison

erect, 10–80 cm, puberulent, pubescent, or densely villous.

erect, 30–90 cm, hirsute to pilose, hairs glandular and eglandular.

glandular-pubescent;

proximal 10–40 mm, margins 3–5-lobed, lobes linear to filiform, 1–3 mm wide;

distal 10–25 × 1 mm, margins entire.

densely pilose;

proximal 5–20 mm, margins 3-lobed, lobes 1 mm wide;

distal 5–15 × 1 mm, margins entire.

capitate spikes, 2–12-flowered, or flowers solitary;

bracts 1–6, 10–40 mm, margins 3-lobed, lobes purple distally, narrowly lanceolate, linear, or filiform.

spikes, 1(–4)-flowered;

bract 1, 5–7 mm, 3-lobed, lobes green or purple, narrowly lanceolate.

bracteoles 10–40 mm, margins pinnately lobed.

bracteoles 10–20 mm, margins entire.

calyx 15–30(–40) mm, tube 1–2.5 mm, apex 2-fid, cleft 2–3 mm;

corolla lavender-pink to purple-red or yellow with purple veins and markings, 15–25(–30) mm, throat 5–7 mm diam., abaxial lip 5–10 mm, ca. equal to and appressed to adaxial;

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

calyx 10–17 mm, tube 2 mm, apex 2-fid, cleft 0.5–1 mm;

corolla bright yellow, 15–20 mm, throat 3–5 mm diam., abaxial lip 7–10 mm, shorter than adaxial and slightly spreading;

stamens 4, filaments hairy, fertile pollen sacs 1 per filament, vestigial pollen sacs present.

oblong-lanceoloid, 6–12 mm.

oblong-lanceoloid, 7–8 mm.

15–20, light brown, ovoid to reniform, 2–2.5 mm, reticulate and papillate.

15–20, light brown, reniform, 1.5–2 mm, reticulate and papillate.

= 26.