Flora of North America species comparison

erect, branched, rarely simple, 15–45 cm, with long, often crinkled hairs mixed with short pubescence, viscid-glandular distally.

several, erect, simple proximal to inflorescence, 50–160 cm, glabrous to sparsely retrorse-puberulent proximally, more densely so and glandular distally.

2 per node, blade with coarse, ascending, scabrous pubescence on both surfaces;

basal few, withering, blade oblanceolate to spatulate-petiolate, 0.5–5 cm × 3–15 mm;

cauline blades oblanceolate to lanceolate, 1–7 cm × 1–15 mm, apex obtuse or shortly acuminate to acute.

withered towards base at anthesis, in 10–20 pairs, sessile, gradually reduced distally;

blade 3-veined, lanceolate to ovate, rounded into base, 4–12 cm × 20–50 mm, apex acute, not acuminate, glabrous to scabrous-puberulent adaxially, scabrous-puberulent abaxially.

open, with racemose branches, internodes and bracts usually ca. equaling fruiting calyx, 1–5 mm, longer proximally.

terminal, cymose, compound, many-flowered, bracteate, pedunculate, 15–25(–30) × 5–10 cm;

bracts lanceolate, 3–30 mm;

peduncle ascending.

1–4 times longer than calyx, stipitate-glandular, puberulent.

5–8 mm diam.;

calyx prominently 10-veined, narrowly tubular-ovoid in flower, ovoid in fruit, constricted at mouth, 7–10 × 3–5 mm, membranous between veins, margins dentate, hispid, hairs ca. 2 mm, veins parallel, lobes lanceolate, 2–2.5 mm, apex greenish purple, acute;

petals white or pink, often with dark spot or dark pink throughout, clawed, claw equaling calyx, limb elliptic to obovate, lobed or unlobed, to 6 mm, appendages 2, oblong to narrowly lanceolate, 1–1.5 mm;

stamens equaling or shorter than calyx;

stigmas 3, included in calyx.

calyx prominently 10-veined, tubular in flower, 18–25 × 3–4 mm, swelling in middle to 6–9 mm in fruit, umbilicate, constricted near base around carpophore, glandular-pubescent, especially on veins, veins green, lobes 2–4 mm, midrib lanceolate, margins often red tinged, broad, membranous;

corolla scarlet, clawed, claw equaling calyx, limb oblong to elliptic, unlobed, rarely emarginate or shallowly 2-lobed, 10–20 × 5–6 mm, apex rounded, appendages 2, tubular, 2–4 mm;

stamens exserted;

styles 3(–5), exserted.

equaling calyx, opening with 6 recurved, narrowly triangular teeth;

carpophore shorter than 1 mm, pubescent.

ovoid-ellipsoid, narrowed at both ends, equaling calyx, opening by 6 (or 8 or 10) ascending teeth;

carpophore 3–5 mm.

dark reddish brown, reniform, angular with concave, radially ridged faces, broad outer edge transversely ridged and verrucose, ca. 0.5 mm broad.

dark reddish brown, reniform, 1.5–2 mm, with smooth and glossy, flat or concave sides, margins angled, shallowly rugose.

= 24.

= 48.