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.

erect, branched, leafy, 20–60 cm, villose-tomentose, viscid-glandular.

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, connate proximally, sessile, largest in mid stem;

blade lanceolate, 3–7 cm × 5–15 mm, apex acute, glandular-tomentose throughout.

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

open, leafy cymes, bracteate, viscid and glandular-tomentose, branches ascending, mostly floriferous, flowers terminal and at distal nodes;

bracts leaflike, 5–30 mm.

shorter than calyx.

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 obscurely 10-veined, tubular-campanulate, 10–15 × 4–5 mm in flower, becoming clavate and 15–20 × 6–8 mm in fruit, narrowed toward base around carpophore, herbaceous, viscid-pubescent, veins more distinct at base, without conspicuous pale commissures, lobes narrowly lanceolate, 3–6 mm, margins very narrow, membranous, apex blunt;

corolla greenish white, clawed, claw equaling calyx, widened distally, limb emarginate, 2 × 4 mm, appendages 4(–6), ca. 0.5 mm;

stamens equaling petals;

styles 3, equaling petals.

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

carpophore shorter than 1 mm, pubescent.

ellipsoid, slightly longer than calyx, opening by 6 teeth;

carpophore 1.5–2.5 mm.

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

yellowish brown, winged, reniform, ca. 2 mm, rugose;

wing broad, wrinkled.

= 24.

= 48.