Flora of North America species comparison

erect, branched or simple, 5–40 cm, glabrous or pubescent.

many, decumbent to erect, usually simple, 10–40 cm, woody, pilose and glandular (rarely eglandular proximally).

basal few or numerous, petiolate, blade narrowly oblanceolate, spatulate, 1–13 cm × 1–7 mm, margins ciliate, glabrous or pubescent;

cauline in 1–5 pairs, sessile, much reduced distally, blade linear to lanceolate, 0.1–4 cm × 1–5 mm.

in 5–8 pairs, sessile but proximal ones narrowed into pseudopetiole, largest in mid-stem region, reduced proximally, scalelike at base, blade narrowly lanceolate to oblanceolate-elliptic or obovate, 2–6 cm × 3–20 mm, apex acute and acuminate, usually thick, leathery, densely puberulent and viscid-glandular or eglandular.

cymose, open or congested, 3–15(–30)-flowered, sometimes compound, leafy.

slender or stout.

to 1(–1.5) cm, shortly pilose, viscid-glandular, flowers sometimes sessile.

erect or nodding;

calyx prominently 10-veined, ovate-elliptic to broadly campanulate, inflated, 11–18 × 6–13 mm, thin and papery, veins purple or brown, lobes ovate to triangular, 2–3 mm;

corolla dingy pink, purple, or red, claw shorter than to equaling calyx, limb not differentiated from claw, ovate or obovate, unlobed to 2-lobed, 1–4 mm;

stamens shorter than petals;

styles 5, shorter than petals.

calyx prominently 10-veined, tubular, clavate in fruit, constricted proximally around carpophore, (20–)25–30 × 4–7 mm, papery, densely glandular-puberulent, viscid, veins parallel, green, with pale commissures, lobes narrowly lanceolate, acuminate, 5–8 mm, herbaceous;

corolla pale greenish yellow to white, clawed, claw equaling calyx, ligulate, as broad as limb, limb 7–8 mm, deeply laciniate into 6 or more linear lobes, appendages oblong, laciniate, 2 mm;

stamens equaling calyx;

styles 3, exserted.

equaling to slightly longer than calyx, opening by 10 recurved teeth;

carpophore 1–2 mm.

equaling calyx, opening by 6 ascending teeth;

carpophore ca. 3 mm.

brown or sooty brown, broadly winged, round to ± angular, 1.5–2.5 mm diam. including wing.

brown, reniform, 1.5–2 mm, margins papillate;

papillae large, inflated.

= 48.