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.

decumbent to ascending, scarcely branched, weak, leafy, with several basal, procumbent, nonflowering shoots, 10–40 cm, softly pilose.

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.

2 per node, blade 2–9 cm × 10–25 mm;

proximal petiolate, petiole ciliate, blade broadly oblanceolate;

distal sessile, blade obovate to elliptic or lanceolate, spatulate, margins ciliate, apex acute or obtuse, apiculate, glabrous to sparsely pilose.

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

terminal, cymose, usually 3-flowered, open, bracteate;

bracts foliaceous.

shorter than calyx, pilose, with colorless, large, stipitate glands.

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, funnelform, umbilicate in fruit, constricted around carpophore, 20–28 × 5–9 mm, broadening distally, papery, thinly pilose, veins parallel, green, with pale commissures, lobes lanceolate, 4–7 mm, apex acute;

corolla showy, pink or white, large, clawed, claw equaling calyx, limb fan-shaped, 15–25 mm, laciniate into many narrow segments, appendages absent;

stamens equaling calyx;

stigmas 3(–4), equaling calyx.

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

carpophore shorter than 1 mm, pubescent.

ovoid, included in calyx, opening by 6 (or 8) teeth;

carpophore 7–10 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, broadly reniform, ca. 1 mm, rugose on sides, margins papillate.

= 24.

= 48.