Flora of North America species comparison

numerous, erect, simple, 3–15 cm, pubescent, viscid-glandular distally.

simple, branched in inflorescence, (10–)20–40(–70) cm.

mostly basal, densely tufted;

basal numerous, pseudopetiolate, blade narrowly oblanceolate, tapering into base, 0.5–3 cm × 1.5–4 mm, ± fleshy, apex acute, puberulent;

cauline in 1–3 pairs, ± sessile, reduced, blade narrowly oblanceolate to linear-lanceolate, 0.7–2 cm × 1–3 mm, apex acute, puberulent.

basal withering before flowering, blade lanceolate-spatulate, 2–5 cm;

cauline sessile to amplexicaulous, blade lanceolate to ovate or elliptic, 1–6 cm × 5–25 mm, apex acute.

flowers terminal, solitary, or in single dichotomy, bracteate;

bracts leaflike, 3–15 mm.

cymose, bracteate;

cyme capitate or with flowers clustered at end of slender branches;

bracts lanceolate-acicular, 2–10 mm.

erect, ca. equaling calyx, viscid glandular-pubescent, hairs with purple septa.

0.1–0.5 cm.

calyx prominently 10-veined, campanulate, not contracted proximally around carpophore, 10–15 × 5–7 mm, papery, veins parallel, purplish, with pale commissures, with purple-septate glandular hairs (rarely septa not purple), lobes ovate, ca. 2 mm, margins broad, membranous, apex obtuse;

corolla off-white or tinged with dusky purple, clawed, claw equaling calyx, broadened distally, limb 2-lobed, 3–5 mm, appendages ca. 1 mm;

stamens equaling calyx;

styles 3(–4), equaling calyx.

calyx usually purple tinged, 10-veined, elongate, clavate, lobed, constricted proximally into narrow tube, 13–17 × 2.5–4 mm, rather membranous;

lobes ovate-triangular, ca. 1 mm, apex obtuse;

petals pink (rarely white), unlobed, limb obovate, ca. 5 mm, base cuneate into claw 6–8 mm, auricles absent, appendages linear to lanceolate, 2–3 mm, apex acute;

stamens slightly longer than petal claws;

styles 3(–4), exserted.

equaling calyx, opening by 6 (or 8) teeth;

carpophore 2.5–3.5 mm.

oblong, 7–10 mm, opening by 6 (or 8) spreading teeth;

carpophore 7–8 mm, glabrous.

brown, broadly winged, reniform, 1–2 mm, rugose-tessellate.

dark brown, reniform-rotund, less than 1 mm diam., rugose.

= 48.

= 24 (Europe).