Flora of North America species comparison

few to several, erect or ascending, sometimes decumbent at base, unbranched or branched, hairs spreading to retrorse, short, scabrid below inflorescence, sometimes becoming medium length to long, soft to stiff, mixed with short stipitate-glandular ones in inflorescence.

several to many, erect to ascending, branched, sometimes unbranched, hairs moderately dense, spreading, ± matted, ash gray, branched, sometimes unbranched, medium length, soft, often mixed with shorter, unbranched, stipitate-glandular ones, not obscuring surface.

green, sometimes purplish, linear to lanceolate or narrowly oblong, 1–8.5 cm, not fleshy, margins plane, flat or involute lengthwise, 0(–5)-lobed, apex acute;

lobes ascending, linear, central one sometimes shallowly toothed, apex acute to obtuse.

ash gray, linear-lanceolate to narrowly oblong or narrowly oblanceolate, 2–6 cm, not fleshy, margins wavy, involute, 0(–3)-lobed, apex acute to obtuse;

lobes spreading, narrowly lanceolate, apex acute to obtuse.

3–14 × 1.5–3 cm;

bracts greenish throughout, or proximally greenish, distally pale to bright yellow or whitish, rarely pale orangish, lanceolate to oblong, (0–)3–7-lobed;

lobes ascending to erect, linear to lanceolate or narrowly oblong, medium length, arising at or above mid length, central lobe apex obtuse to rounded, lateral ones acute.

10–15(–30) cm;

bracts proximally greenish to dull brownish purple, distally red to deep red or red-orange, lanceolate to oblong or narrowly ovate, (0–)3(–5)-lobed;

lobes ascending to spreading, narrowly oblong to narrowly lanceolate, medium length, arising below mid length, center lobe apex obtuse or toothed, lateral ones acute.

straight or slightly curved, 21–27 mm;

tube 14–16 mm;

beak partly exserted, adaxially green, 7–12 mm;

abaxial lip ascending, green, reduced, 2–4 mm, 25–50% as long as beak;

teeth erect or incurved, sometimes spreading, green or white, 0.7–2.5 mm.

± straight, 18–30 mm;

tube 9–15 mm;

beak exserted, adaxially yellow, 9–15(–20) mm;

abaxial lip spreading, deep green to ± black, reduced, 0.5–2 mm, 20% as long as beak;

teeth incurved, green, 0.2–1 mm.

colored as bracts, 15–25 mm;

abaxial and adaxial clefts 6–13 mm, 50% of calyx length, deeper than laterals, lateral 1–7 mm, 15% of calyx length;

lobes narrowly triangular to linear, apex acute.

proximally pale to green, sometimes dull purple, often paler or greener than bracts, distal 1/4 or less colored as bract lobes, 12–17 mm;

abaxial and adaxial clefts 3–8 mm, 40% of calyx length, deeper than laterals, lateral 0.5–3 mm, 20–25% of calyx length;

lobes ovate to narrowly triangular, apex obtuse to acute.

= 48, 96.

= 72.