Flora of North America species comparison

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

erect, 10–30(–90) cm, puberulent, sometimes pilose.

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.

puberulent;

proximal 10–40 mm, margins 3–5-lobed, lobes 1–2 mm wide;

distal 10–15 × 0.5–1 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.

capitate spikes, 3–7-flowered;

bracts 1–7, 10–20 mm, margins 5–7-lobed, lobes green, sometimes purple distally, filiform.

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 15–20 mm, tube 0 mm, apex entire or 2-fid, cleft 0–1 mm;

corolla pale yellow, spotted and streaked with purple, 10–20 mm, throat 4–6 mm diam., abaxial lip 3–5 mm, ca. equal to and appressed to adaxial;

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

oblong-lanceoloid, 6–12 mm.

oblong-lanceoloid, 8–10 mm.

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

10–20, light brown, narrowly ovate, 1.5–2 mm, reticulate.

= 24.