Flora of North America species comparison

erect, 5–40 cm, softly pubescent to scabrous, eglandular or viscid-glandular, especially distally, very rarely glabrous, with several pairs of leaves equaling or shorter than internodes.

erect, simple, 5–35 cm, glabrous or very sparsely short-pubescent.

sessile, or basal with short pseudopetiole;

blade linear to lanceolate or broadly ovate, base round to cuneate, apex acute to shortly acuminate, puberulent on both surfaces, sometimes glandular.

basal crowded, blade narrowly oblanceolate, 1–5 cm × 1–5 mm, tapered into broad ciliate base, apex acute;

cauline in 2–5 pairs, sessile, connate proximally, blade narrowly lanceolate, 1–4 cm × 2–7 mm, margins ciliate, apex acute.

usually with single dichotomy, rarely double, open, bracteate, branches often elongate, flowers 1 per node;

bracts foliaceous.

cymose, congested, 6–30-flowered, bracteate, pedunculate, often with smaller pedunculate branches in distal nodes;

bracts purple, lanceolate, 2–20 mm;

peduncle glabrous to sparsely puberulent.

sharply reflexed at base, especially after anthesis, equaling calyx.

glabrous to sparsely puberulent.

nodding;

calyx obscurely 10-veined, broadly campanulate, lobed, 6–8 mm, enlarging to 13–16 mm in fruit, herbaceous, usually with short, dense pubescence throughout, often glandular-viscid, veins green, rarely purplish tinged, conspicuous pale commissures absent;

lobes ovate-triangular, 1/2 to equaling tube, herbaceous;

petals creamy white, often greenish abaxially, rarely pink tinged to dusky pink (subsp. campanulata), clawed, to 2 times calyx, claw villose, limb deeply divided and fan-shaped with many narrow, linear lobes, lobes rapidly curling, margins deeply divided or erose, appendages 2–4, to 2 mm;

stamens exserted;

filaments hairy at base;

styles 3, to 2 times calyx.

sessile or short-petiolate, 5–10 mm diam.;

calyx purple, faintly 10-veined, campanulate, 4–6 × 3–5 mm, base attenuate into pedicel, lobes ovate, 1–1.5 mm, margins broad, membranous, apex obtuse;

corolla bright pink (rarely white), limb spreading, 2-lobed to middle, 3.5–7 mm, cuneate into claw, ca. 11/4–11/2 times calyx, appendages absent;

stamens ca. equaling petals;

stigmas 5, ca. equaling petals.

ovoid, ca. equaling calyx and often splitting it, opening by 6 broadly triangular teeth;

carpophore 1–2.5 mm.

ovoid, equaling to slightly longer than calyx, opening by 5 recurved teeth;

carpophore ca. 1 mm.

brown, reniform, 2–2.5 mm broad, coarsely and ± evenly papillate;

papillae ca. as long as broad.

dark brown, reniform, 0.5–0.8 mm, verrucate with crescent-shaped pattern.

= 24.